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

Amount

Part I :

a.Nedugundram 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

b. Kolapakkam 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. Puthur 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,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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,delivery, laying and jointing of 63mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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

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

d.Alapakkam 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,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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

Construction of 60000 ltrs OHT

Earth work excavation & depositing on bank with an initial lead of 10 metre & initial lift of 2 metre in Hard shift clay, stiff block cotton, hard red earth shales, murrum, gravel, stoney earth, and earth mixed with small size boulders and hard gravelly soil (SS 20B) for foundation including shoring, strutting, baling out water providing danger light wherever necessary depositing the surplus earth on bank and other incedential charges etc., complete and as directed by TWAD board Officers

Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand, watering ,ramming and consolidation etc complete as directed by TWAD Board officers

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for foundation and footing including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the TWAD Board Officers.

Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed) excluding the cost of RTS rods for reinforcement and centering, strutting, shuttering but including cost of all materials mixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete and as directed by the TWAD Board Officers. For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL &1.00 m Above G.L

For items 4.50m to 7.32m above GL

For items 7.32m to 10.98m above GL

For items 10.98m to 14.64m above GL

For items above 14.64m & up to 18.30m from GL

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG10 stiffened with MS angle of size 25 X 25 X 3 mm for boarding laid over I type MS Truss of size 25 X 25 X 3mm about 90cm c/c and supported by 40mm GI pipes (Medium) spaced at 75cm c/c etc complete and as directed by the TWAD Board Officers. PLANE SURFACES

ABOVE G.L. to 3.30m

Curved Surface 11.30m to 12.30m

Square Column Below GL and upto 3.30m above GL

3.31m to 4.30m ht

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.

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.

Supply delivery and fixing of staircase with M30 grade concrete for landings, MS ladder of 0.45m wide using 50x50x5mm MS angles for sides and steps at 0.30m c/c, with GI pipe handrails using 32mm GI pipes for railings and verical support at 0.45m C/c, MS flats (Size 40mm x 5mm ) for horizontal ties at 0.3m c/c and at bottom with Anchor fastener bolts of size 12mm x 75mm including cost of materials labour for fabrication of handrails fixing, painting etc., complete.

Providing and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete and as directed by TWAD Board Officers.

Providing 110mm PVC vent cowl arrangements mosquito proof nylon net and as directed by TWAD Board officers

Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1;3(one cement and three sand) below inlet pipe for Service Reservoir as directed by TWAD Board Officers.

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers

Painting TWAD Board emblem on the SR with enamel paint as per Board's specification and as directed by TWAD Board officers

Pipe connection arrangements for inlet,outlet,scour and overflow etc. including cost of pipes,specials,valve,labour charges for lifting, aligning, cutting, threading ,fixing and painting of GI pipes with two coats of approved quality enamal paint etc. complete as detailed below.

65mm GI pipes for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI Pipe for delivery pipe

90mm PVC Threaded coupler

63mm PVC Threaded coupler

65mm dia GI Tee

65mm dia GI bend 90

65mm GI coupler

65mm GI union

65mm GI Elbow

50mm GI union

50mm GI Elbow

65mm GI Tee

65x50mm GI reducer

75mmx63mm PVC reducer

65mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers

Labour charges for GI pipe connection to the OHT, for inlet, outlet, overflow and scour arrangements including cutting and threading, earth work excavation & refilling.

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

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

e Sathananthapuram 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,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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

Construction of 60000 ltrs OHT

Earth work excavation & depositing on bank with an initial lead of 10 metre & initial lift of 2 metre in Hard shift clay, stiff block cotton, hard red earth shales, murrum, gravel, stoney earth, and earth mixed with small size boulders and hard gravelly soil (SS 20B) for foundation including shoring, strutting, baling out water providing danger light wherever necessary depositing the surplus earth on bank and other incedential charges etc., complete and as directed by TWAD board Officers

Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand, watering ,ramming and consolidation etc complete as directed by TWAD Board officers

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge) for foundation and footing including mixing, placing, ramming ,finishing curing etc. complete in accordance with standard specification and as directed by the TWAD Board Officers.

Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed) excluding the cost of RTS rods for reinforcement and centering, strutting, shuttering but including cost of all materials mixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete and as directed by the TWAD Board Officers. For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL &1.00 m Above G.L

For items 4.50m to 7.32m above GL

For items 7.32m to 10.98m above GL

For items 10.98m to 14.64m above GL

For items above 14.64m & up to 18.30m from GL

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG10 stiffened with MS angle of size 25 X 25 X 3 mm for boarding laid over I type MS Truss of size 25 X 25 X 3mm about 90cm c/c and supported by 40mm GI pipes (Medium) spaced at 75cm c/c etc complete and as directed by the TWAD Board Officers. PLANE SURFACES

ABOVE G.L. to 3.30m

Curved Surface 11.30m to 12.30m

Square Column Below GL and upto 3.30m above GL

3.31m to 4.30m ht

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.

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.

Supply delivery and fixing of staircase with M30 grade concrete for landings, MS ladder of 0.45m wide using 50x50x5mm MS angles for sides and steps at 0.30m c/c, with GI pipe handrails using 32mm GI pipes for railings and verical support at 0.45m C/c, MS flats (Size 40mm x 5mm ) for horizontal ties at 0.3m c/c and at bottom with Anchor fastener bolts of size 12mm x 75mm including cost of materials labour for fabrication of handrails fixing, painting etc., complete.

Providing and fixing of RCC inner access ladder in RCC 1:11/2 :3 (one cement,one and half sand and three aggregate) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centring,shuttering charges, mixing concrete,curing etc. to required height and clear width of 45 cm consisting of 2 nos. of vertical post of 10 cm x 15 cm and step slab of 25mm x 25mm etc.complete and as directed by TWAD Board Officers.

Providing 110mm PVC vent cowl arrangements mosquito proof nylon net and as directed by TWAD Board officers

Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1;3(one cement and three sand) below inlet pipe for Service Reservoir as directed by TWAD Board Officers.

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers

Painting TWAD Board emblem on the SR with enamel paint as per Board's specification and as directed by TWAD Board officers

Pipe connection arrangements for inlet,outlet,scour and overflow etc. including cost of pipes,specials,valve,labour charges for lifting, aligning, cutting, threading ,fixing and painting of GI pipes with two coats of approved quality enamal paint etc. complete as detailed below.

65mm GI pipes for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI Pipe for delivery pipe

90mm PVC Threaded coupler

63mm PVC Threaded coupler

65mm dia GI Tee

65mm dia GI bend 90

65mm GI coupler

65mm GI union

65mm GI Elbow

50mm GI union

50mm GI Elbow

65mm GI Tee

65x50mm GI reducer

75mmx63mm PVC reducer

65mm GM gate valve

50mm GM gate valve

63 mm PVC 4Ksc Pipe

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers

Labour charges for GI pipe connection to the OHT, for inlet, outlet, overflow and scour arrangements including cutting and threading, earth work excavation & refilling.

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

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 Kalaingnar Nagar 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

g Puthur 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 II

a. Appur 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,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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

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

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. Senthamangalam 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,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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

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

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. Kamaraj 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,delivery, laying and jointing of 90mm OD PVC 4Ksc pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

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

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

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

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}

SIVASAKTHI CONSTRUCTIONS