Implementation of Jal Jeevan Mission to provide Functional Household Tap connection to Rural Households in Villiyambakkam,Pazhaveli and Athur Village Panchayats in Kattankolathur Panchayat Union in Chengalpattu District for the year 2020-21

Amount

Part I :

a.Villiyambakkam Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing Distribution Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Lowering and laying the PVC Pipes and specials to trench , laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works 50mm PVC Bend page 12 ,sl.no-3

63mm X 50mm PVC Threaded coupler page 10 SOR

63mm x50 mm PVC Tee IS 7834/1987 page 10

63mm End cap page 12 sl.no 11

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.50mm GI Elbow page 25 sl.no 1

b 80mm GI coupling page 25, sl.no 3

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

b.Irular Colony Habitation

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

C.Gayathiri Nagar Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing Distribution Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Lowering and laying the PVC Pipes and specials to trench , laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works 50mm PVC Bend page 12 ,sl.no-3

63mm X 50mm PVC Threaded coupler page 10 SOR

63mm x50 mm PVC Tee IS 7834/1987 page 10

63mm End cap page 12 sl.no 11

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.50mm GI Elbow page 25 sl.no 1

b 80mm GI coupling page 25, sl.no 3

Construction of 30000 Ltrs OHT

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL

For items 4.51m to 7.32 m above

For items above 7.32 m & up to 10.98 m from GL

For items above10.98 m & up to 14.64 m from GL

For items above14.64 m & up to 18.30 m from GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete

From GL to 3.30m

Square column Below G.L.

11.31 to 12.30m (up to 11.45m)

Curved Surface - Upto 3.30m ht 11.30 m to 12.30m

Supplying, cutting, bending, tying, fabricating and placing in position of steel rods for all RCC works including cost of steel and binding wire etc.( The steel should conform to the relevant ISspecification and supplied with test certificate Fe. 415 grade as per IS specification No.1786/1985 and as amended from time to time) delivery at site of work including loading, freight, unloading, stacking, transit insurance charges, taxes etc. complete.and as directed by the TWAD Board officers.

Painting two coats with approved cement paint over one priming coat of white cement over cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc., complete (using cement paint of colour as approved by the Departmental officer) and as directed by the TWAD Board officers.

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level- 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers.

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 4Scm consisting of two Nos. of ve~ical post of 10cm x lScm and step slab of 2Smm x 25mm etc.,

Providing PVC ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl

Providing cut stone slab in CM 1:3

Providing manhole cover of size 1x1 0.60 X 0.60M in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges

Painting emblem 1 x 1 on the SR with enamel paint

Provision for pipe connection arrangements for inlet outlet, scour and overflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete as detailed below. 65mm Ø GI pipes for inlet 1xl connection

65mm Ø GI pipes for over flow pipe

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

75 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 90 Bend

65mm Ø GI bend (short)

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65mm Ø GI union

65mm Ø GI Elbow

65mm Ø GI Tee

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

63 mm PVC 4Ksc Pipe

Labour charges For Pipe connection works

Refilling the foundation with excavated earth including consolidation

Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by TWAD Bd officers

Providing Hand rails over the Standing Platform by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by TWAD Bd officers

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

PART II

a. Pazhaveli

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing Distribution Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Lowering and laying the PVC Pipes and specials to trench , laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works 50mm PVC Bend page 12 ,sl.no-3

63mm X 50mm PVC Threaded coupler page 10 SOR

63mm x50 mm PVC Tee IS 7834/1987 page 10

63mm End cap page 12 sl.no 11

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.50mm GI Elbow page 25 sl.no 1

b 80mm GI coupling page 25, sl.no 3

Submersible pumpset

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

40mm GI Pipe (3m) length Medium

40mm GI Coupling Heavy

40mm GI Bend Heavy

50mm GI Flangeset Heavy

40mm MS Clampset Heavy

50mm GM Non Return Valve

50 x 40mm GI reducer heavy

63mX50mm PVC T.Coupler

40mm Ball Valve/ GM Gate Valve

Labour charges for erection of submersible pump set including fixing and jointing the submersible cable with clamps to the required depth, valves and errection panel board control room twin earthing as per I.E Rules including cost of civil works

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

B. Irlular Colony Habitation

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

PART III

a. Athur Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Submersible pumpset

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

40mm GI Pipe (3m) length Medium

40mm GI Coupling Heavy

40mm GI Bend Heavy

50mm GI Flangeset Heavy

40mm MS Clampset Heavy

50mm GM Non Return Valve

50 x 40mm GI reducer heavy

63mX50mm PVC T.Coupler

40mm Ball Valve/ GM Gate Valve

Labour charges for erection of submersible pump set including fixing and jointing the submersible cable with clamps to the required depth, valves and errection panel board control room twin earthing as per I.E Rules including cost of civil works

b. Ambedkar Nagar Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

c. Vadapathi Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Infiltration well

Earth work excavation above water level in light or sandy or clay soil for Infiltration well of 4.50m dia ( internal ) including levelling the site and as directed by the departmental officer for First Depth of 1.00m

RCC 1:1 1/2:3 using M 30 Concrete for beam ring beem cover slab excluding cost of steel and centering structting charges but including curing etc., complete and as directed by the TWAD Board officers.

'Sinking of Infiltration wel of 3.50m dia Internal dia and 4.50m external dia below water level including all incidential charges in light sandy soil First Depth of 2.00 m

Second depth of 2.00m

Third depth of 2.00m

Fourth depth of 2.00m

Porous concrete in CC 1:4 ( One cement and four 20mm HBG Stone for steining of Infiltration well excluding cost of centering bu including curing etc complete and as directed by departmetnal officer

Brick work in CM 1:5 ( One cement five sand ) using country bricks of size 83/4"x41/4"x2" for steining of 45cm thick for infiltratin well including curing etc complete and as directed by departmental officer

Providing steel centering using MS Plates of size 90cm x 90cm 10 to 13 G thick welded with 25mm x 3mm MS angle supported with country wood scantiling of size 10cm x 6.5 cm at 50cm C/c strutting with casurina propos of 10cm to 13 cm dia as directed by Departmental officer for plane surface

Providing steel centering using MS Plates of size 90cm x 90cm 10 to 13 G thick welded with 25mm x 3mm MS angle supported with country wood scantiling of size 10cm x 6.5 cm at 50cm C/c strutting with casurina propos of 10cm to 13 cm dia as directed by Departmental officer fFor curved surfaces

Supplying fabricating placing in position RTS rod for work including cost of HSD rods and binding wire labour etc complete .

Plastering in CM 1:4 ( one cement four sand ) 12mm thick including curing etc complete as directed by departmental officer.

Plastering in CM 1:5 ( one cement five sand ) 20mm thick including curing etc complete as directed by departmental officer.

Supply delivery and fixing of in position 50mm thick manhole cover of size 0.60m x 0.60m with necessary reinforcement alround the edges of the soil etc complete and as directed by departmental officer

Supply and delivery of CI steps in position of 30cm c/C in staggered manner and as directed by the TWAD Board officer

Providing ventilating arrangements by fixing in position 110mm PVC pipes with PVC cowl and as directed by departmental officer

Providing confirmatory bore to ascertain sand depth and locating well site before commencing the work

Providing for cutting edge using 12G MS sheets including the cost of fabrication welding and placing in position in the curb including supply of the MS sheet. (1x1x3.14x4.5x.25=3.53m2)

Colour washing the outside of well plastered surface and side of roof slab with cement paint

Plugging the bottom of the well with corase sand of approved size and grade as directed by Departmental officer Well curb trianglular portion

d. Thenapthi Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

e. Palayamedu Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

f. Athur Kuppam Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

g. Vadagal Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Submersible pumpset

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

40mm GI Pipe (3m) length Medium

40mm GI Coupling Heavy

40mm GI Bend Heavy

50mm GI Flangeset Heavy

40mm MS Clampset Heavy

50mm GM Non Return Valve

50 x 40mm GI reducer heavy

63mX50mm PVC T.Coupler

40mm Ball Valve/ GM Gate Valve

Labour charges for erection of submersible pump set including fixing and jointing the submersible cable with clamps to the required depth, valves and errection panel board control room twin earthing as per I.E Rules including cost of civil works

h. Gangapathi Nagar Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Submersible pumpset

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

40mm GI Pipe (3m) length Medium

40mm GI Coupling Heavy

40mm GI Bend Heavy

50mm GI Flangeset Heavy

40mm MS Clampset Heavy

50mm GM Non Return Valve

50 x 40mm GI reducer heavy

63mX50mm PVC T.Coupler

40mm Ball Valve/ GM Gate Valve

Labour charges for erection of submersible pump set including fixing and jointing the submersible cable with clamps to the required depth, valves and errection panel board control room twin earthing as per I.E Rules including cost of civil works

I. Bhuvaneshwari Nagar Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Submersible pumpset

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

40mm GI Pipe (3m) length Medium

40mm GI Coupling Heavy

40mm GI Bend Heavy

50mm GI Flangeset Heavy

40mm MS Clampset Heavy

50mm GM Non Return Valve

50 x 40mm GI reducer heavy

63mX50mm PVC T.Coupler

40mm Ball Valve/ GM Gate Valve

Labour charges for erection of submersible pump set including fixing and jointing the submersible cable with clamps to the required depth, valves and errection panel board control room twin earthing as per I.E Rules including cost of civil works

J. Bakthavatchalam Nagar Habitation

Providing Pumping Main Line

Earth work excavation in all types of strata for laying of pipes with the standard trench width as per Bd .Circular No. 28/ AE10/ P&D/ 2001/ dt. 01.10.2001 and JCE (P&D)/ Lr.No. LM/ AE10/ P & D/ 2001/ dt.22.11.2001

Supply of unplasticised PVC rigid pipes as per BIS 4985/2000 with ISI Marking to site of works a. 90 mm OD PVC Pipe 4 KSC

Conveying the PVC Pipes and specials to trench lowering into the trenches, laying to proper grade and alignment, Jointing with PVC coupler and specials fixing with Solvent cement paste and testing to the required pressure as per IS including conveyance etc a.90mm OD PVC Pipe 4 KSC

Refilling with excavated soil complying with standard specification in layers of 15 cm thick well rammed and consolidated after pipes and specials are laid and tested. a. 90mm OD PVC Pipe 4 KSC

Supply of PVC specials as per BIS 10124/1988 Part 1 to 13 &BIS 7834/1975 with ISI Marks to site of works a.90mm PVC Bend

b 90mm PVC Threaded coupler

Supply and delivery of GI pipes medium class as per IS.1239/part I/ 1990 to site of work with ISI Marking a.80mm GI pipe

Supply and delivery of GI specials to site of work as per IS specification with ISI marking a.80mm GI Elbow

b.80mm GI coupling

Laying and jointing of GI Pipes with GI specials and PVC specials etc a.80mm dia Pipe

Providing FHTC

HSC Connection in DI Mains for Water Supply Scheme - Providing suitable dia non corrosive engineering plastic moulded Clamp Saddle with SS 304 threaded metal inserted for tapping outlet suiting for ½”, 3/4” &1” clear bore and with wide plastic strap (Engineering Plastic) with SS 304 suitable bolts & nuts. Saddle to have sealing of Thermo plastic elastomeric (TPE) material around - 20mm

Common Items for HSC Connection - PBrass Ferrule as per IS 319 grade of sizes 15mm, 20mm and 25mm size and threaded as per IS:1554 BSPT, ISO:7-1 to suit the corresponding bore sizes of 15mm, 20mm and 25mm dia size ( 1/2", 3/4" and 1") in the saddle Connection as per IS :1554 BSPT, ISO:7-1 (20mm)

Poly Propylene compression Female Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK for connecting 15mm, 20mm and 25mm outlet points of Brass ferrule of sizes 15mm, 20mm and 25mm respectively. (20mm)

Poly propylene 90 Degree Compression elbow with compression joint at both ends as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Female Threaded Elbow with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

Poly Propylene compression Male Threaded Adaptor with metal insert of SS 304 as per standards ISO 14236 and Tested as per BS 6920 in WRC-NSF LTD, UK suitable for 20mm, 25mm and 32mm OD MDPE pipes - 20mm

MDPE PE 80 PN16 Blue pipe as per standards ISO 4427 and Tested as per BS 6920 in WRC-NSF LTD, UK - 20mm

Earthwork Excavation for 20mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Labour Charges for Laying & Jointing 20 mm pipe in Excavated Trench in Proper Camber

Supply & Laying & Jointing 20 mm PVC Elbow (Mould) BIS 7834/1975 Part V for Tap Connection

Supply & Jointing 20 mm PVC Tap (Local rate)

U PVC ball valve with one side compression end and other side female end as per ISO 4422-4 and Tested as per BS 6920 in WRC-NSF LTD, UK,size : 20mm ODx1/2"ID, 25mm ODX1/2"ID and 32mm OD X 3/4" ID - 20mm

Cutting of old BT/WBM road for laying the 20mm pvc pipe

Labour charges for Drilling,Cutting and fixing ferrules in distribution line

Supply and delivery of the MS clamp and fixing in wall in open space with required screw etc

cutting MDPE Pipes and specials true axis and finishing the end complete

Bore well

Charges for Conducting Geo Physical Survey

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. 0m to 60m depth

60m to 90m depth

90m to 120m depth

Reaming of 150mm Dia Borewell to 300mm Dia Borewell as directed at site 0m to 60m depth

60m to 90m depth

90m to 120m depth

Labour charges for inserting casing pipe supply & packing of pebbles

Supply & delivery of 200mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Plain Casing pipe as per IS 12818 / 2010

Supply & delivery of 150mm Dia PVC Slotted Casing pipe as per IS 12818 / 2010

Charges for developing the borewell using air compressor in hours

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

Supply and delivery of GI medium class pipes and specials as per relevant IS as listed below. 40mm GI Pipe (3m) length Medium SOR TWAD page 25

40mm GI Coupling Heavy page 29

40mm GI Bend Heavy page 29

50mm GI Flangeset Heavy page 29

40mm MS Clampset Heavy page 29

50mm GM Non Return Valve page 30

50 x 40mm GI reducer heavy page 26

63mX50mm PVC T.Coupler page 10

40mm Ball Valve/ GM Gate Valve page 30

Submersible pumpset

Supply, delivery and erection of Submersible Pumpset of 50 LPMX 175 Head as per SOR TWAD - Page 88

Supply and delivery of 3 phase Panel Board D.O.L with two level guard and auto start confirming to IS specification for 1 HP pumpset. TWAD SOR Page 101

Supply, delivery of 1.1 KV Grade,PVC insulated and sheathed 3 core flat copper submersible cable with ISI marking conforming of IS 694/1990 of reputed make for submersible motor erected in borewell. Sq.mm Copper cable page 109 II slno 2

40mm GI Pipe (3m) length Medium

40mm GI Coupling Heavy

40mm GI Bend Heavy

50mm GI Flangeset Heavy

40mm MS Clampset Heavy

50mm GM Non Return Valve

50 x 40mm GI reducer heavy

63mX50mm PVC T.Coupler

40mm Ball Valve/ GM Gate Valve

Labour charges for erection of submersible pump set including fixing and jointing the submersible cable with clamps to the required depth, valves and errection panel board control room twin earthing as per I.E Rules including cost of civil works

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

VENKATESAN

Bidder Name

PUNNIYAKOTTI

VENKATESAN