Implementation of Jal Jeevan Mission to Provide Functional Household Tap Connection to Rural Household in Kizhur and Karumbakkam Panchayat in Thiruporur Panchayat Union in Chengalpattu District for the Year 2020 - 2021

Amount

PART I: Construction of Open Well, 30000 Ltr OHT, 60000 Ltr OHT, Providing FHTC for the Habitations in Kizhur Panchayat Estimate Amount : Rs.77.79 Lakh

a. Kizhur Habitation

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

Earthwork Excavation for 90mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Labour Charges for Laying & Jointing 90 mm pipe in Excavated Trench in Proper Camber

Supply & Fixing of 80mm Dia GM Gate valve including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Fixing of 80mm Dia GM Tee including cost & Conveyance of all materials & all Labour charges etc complete

b. Kizhur Village Habitation

Construction of Open Well

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Soft disintegrated rock, laterite, Soft rock or Kankar not requiring blastering etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock not requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

CC1:4:8 using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Centring charges for all R.C.C. works including cost and conveyance and al other labour charges etc complete.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

Reinforced Cement Concrete 1:11/2:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

RR Masonary in Cement Morter 1:5 mix using rough stone including cost and conveyance and all other labour charges etc complete

Plastering with Cement Morter 1:4 mix 20mm thick including cost and conveyance and all other labour charges etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard Clay, Stiff black cotton soil, Hard red earth, Shales, Murram, Gravel, Stoney earth, and earth mixed with small size boulders etc

Filling with River Sand including cost and conveyance of all charges etc.

CC1:4:8 using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Brick Work in Cement Morter 1:5 mix using Chamber Brick including cost and conveyance and all other labour charges etc complete

CC1:2:4 using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Plastering with Cement Morter 1:5 mix 12mm thick including cost and conveyance and all other labour charges etc complete.

Supply and Delivery of 5HP Submersible pump set

Supply and Delivery of Panel Board with two level guard and auto start

Erection charges for new submersible pump set.

Supply and laying of 3 core 4sqmm flate type copper cable.

Supply and Fixing of 50mm HDHose Pipe etc.

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

Earthwork Excavation for 90mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Labour Charges for Laying & Jointing 90 mm pipe in Excavated Trench in Proper Camber

Supply & Fixing of 80mm Dia GM Gate valve including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Fixing of 80mm Dia GM Tee including cost & Conveyance of all materials & all Labour charges etc complete

c. Dharmapuri Habitation

Construction of 30000 Ltr OHT

Earth work excavationand depositing on bank with initial lead and lifts of 2m in the following classification of soil as directrd by TWAD Board officers.

1) First depth of 2.00m

2) 2nd Depth of 2.00m

Sand filling wirh good dry river sand including cost and conveyance and all other labour charges etc complete

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Reinforced Cement Concrete 1:1.5:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete upto basement

A) 1.50m to 4.50m below For Column footing

B) 0m to 1.50m below GL for column & G.L brace

C) 0m to 4.50m from GL column & brace

D) 4.51m to 7.32m from GL

E) 7.33m o 10.98m from GL

F) 10.98mto 14.64m from GL

G) 14.64m to 18.30m grom GL

Centring charges for all R.C.C. works including cost and conveyance and all other labour charges etc complete. Uptobasement

b) GL to 3.30m

c) 5.31 to 6.30m ht

d) 8.30 m to 9.30 mt ht

B. Curved Surface a) 0 to 3.30m ht

C) Square Column a) below GL

b) 0 to 3.30m ht

c) 3.31 to 4.30m ht

d) 4.31 to 5.30m ht

d) 5.31 to 6.30m ht

j) 11.31 to 12.30m ht

Painting with two coat Plastic Emulsio Paint including all charge setc.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

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 1:1.5:3 using 20mm HBG Stone for OHT.

Providing PVC Ventilating arrangements mosquito proof nulon net with 110m PVC Cowl.

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officer.

Providing Man Hole Cover4 of size 0.60x0.60m in RCC 1:1.5:3 with suitable reinforcement.

Painting name board Emblem on the SR with embelempaint.

Supply delivery and fixing of hand rail with GI pipes for railings and verical support at 0.45m c/c MS Flats (size 40mmx5mm) for horizontal ties at 0.30m c/c and at bottom with anchor fasterner bolts of size 12mmx75mm inlcuding cost of materials labour for fabrivation of handrails fixing painting etc complete

ReFilling with excavated earth including cost and conveyance and all other labour charges etc complete

65mm Ø GI pipes for inlet 1xl connection

50mm Ø GI pipes for scour pipe 1xl

90mm Ø PVC Threaded coupler

75 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

Labour Charge sforPipe Connection

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

d. Kizhur Colony Habitation

Construction of oHT 60000 LTR

Earth work excavationand depositing on bank with initial lead and lifts of 2m in the following classification of soil as directrd by TWAD Board officers.

1) First depth of 2.00m

2) 2nd Depth of 2.00m

Sand filling wirh good dry river sand including cost and conveyance and all other labour charges etc complete

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Reinforced Cement Concrete 1:1.5:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete upto basement

A) 1.50m to 4.50m below For Column footing

B) 0m to 1.50m below GL for column

C) 0m to 1.50m above GL for column

D) 4.51m to 7.32m from above GL

E) 7.33m to 10.98m from above GL

F) 10.98m to 14.64m from above GL

G) 14.64m to 18.30m from above GL

Centring charges for all R.C.C. works including cost and conveyance and all other labour charges etc complete. Uptobasement

A) Plane Surface a) Below GL

b) GL to 3.30m

c) 4.31 to 5.30m ht

d) 5.30 m to 6.30 mt ht

e) 8.31 m to 9.30 mt ht

f) 11.31 m to 12.30 mt ht

B. Curved Surface a) 0 to 3.30m ht

b) 3.30 to 4.30m ht

C) Square Column a) below GL

b) 0 to 3.30m ht

c) 3.31 to 4.30m ht

d) 4.31 to 5.30m ht

e) 5.31 to 6.30m ht

f) 6.31 to 7.30m ht

g) 7.31 to 8.30m ht

h) 8.31 to 9.30m ht

i) 9.31 to 10.30m ht

j) 10.31 to 11.30m ht

k) 11.31 to 12.30m ht

Painting two coats using emuslion paint with cost and conveyacne including all other labour charges etc complete

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

ReFilling with excavated earth including cost and conveyance and all other labour charges etc complete

Supply delivery and fixing of staircase with M30 grade concrete for landings MS Ladder of0.45m wide using50x50x5mm MS angles for sides and steps at 0.30c/c with GI pipe handrails using 32mm gi pipe for railings and verical support at 0.45m c/c ms flats (size 40mm x5mm) for horizontal ties at 0.30m c/c and at bottom with anchor fasterner bolts of size 12mm x75mm inlcuding cost of materials labour for fabrication of handrails fixing painting etc. complete

Supply delivery and fixing of hand rail with GI pipes for railings and verical support at 0.45m c/c MS Flats (size 40mmx5mm) for horizontal ties at 0.30m c/c and at bottom with anchor fasterner bolts of size 12mmx75mm inlcuding cost of materials labour for fabrivation of handrails fixing painting etc complete

Providing and fixing of RCC Inner access ladder in RCC 1:1.5:3 using 20mm HBG Stone for OHT.

Providing PVC Ventilating arrangements mosquito proof nulon net with 110m PVC Cowl.

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officer.

Providing Man Hole Cover4 of size 0.60x0.60m in RCC 1:1.5:3 with suitable reinforcement.

Supply and fixing of 65mm G.I Pipe 'B'Class

Construction of Pump Room

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

Supply and filling the foundation and basement with clear river sand in layers complying with standard specification including consolidation and watering etc. complete and as directed by TWAD Board Officers.

Levelling course with P.C.C 1:4:8 (one cement, four sand and eigth course aggregate) using 40 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the TWAD Board Officers.

Brick work in CM 1:5 (one cement and five sand) using country bricks of size 8.75" X 4.25" X 2.00" including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers.

For foundation and basement

For super structure

Reinforced cement concrete 1 : 1 1/2: 3(one cement,oneand half sand and three coarse aggregate)using 20mm size hard broken stone jelly(machine crushed) for the following members.The rate to excludethe cost of steel for reinforcement,centering,shuttering, strutting but includingcost of mixing of concrete,placing,vibrating with Mechanical Vibrator, finishing and curing etc. complete and as directed by TWAD Board Officers.

Reinforced cement concrete 1 : 1 1/2: 3(one cement,oneand half sand and three coarse aggregate)using 20mm size hard broken stone jelly(machine crushed) excluding cost of steel fabrication,fixing in position and centring charges but including mixing,lifting and vibrating for SUNSHADE 75mm thick at wall face and 50mm thick at free end projecting 45cm from wall face moulded along with lintel etc. as directed by TWAD Board Officers.

Steel centering for soffits of RCC members including shuttering,strutting to the centring and providing supports etc.complete for the following members using MS Sheets of size 90cm x 60cm and BG 10 Gaugesstiffened with welded MS angles of size 25 x 25 x3mm laid over Silver Oak(country wood) joists of size 10 x 6.5 cm (spaced at about 90cm C/C) and supported by Casurania props of 10 cm to 13 cm dia. spaced at 75 cm C/C and as directed by TWAD Board Officers.The centring materials should be supplied and should be removed after the specified stripping time of the concrete as per IS 456/1978.

For foundation and basement

For super structure

Plastering with C.M. 1:5(One part of cement and Five parts of sand) with 12mm thick over brickwork portion including labour charges for mixing finishing and curing etc., complete and as directed by TWAD Board Officers.

Special ceiling plastering for RCC Slab with C.M.1:3(One part of cement and Three parts of sand) 10mm thickover RCC surface including labour charges for mixing finishingand curing etc., complete as directed by TWAD Board Officers.

Flooring in C C 1:4:8 (one cement ,four sand and eight HBS) 10 cm thick using 40mm HBS metal and top finished with Cement mortar 1:3 (one cement and three sand) 12 mm thick including labour charges for mixing,finishing and curing etc. complete and as directed by TWAD Board Officers.

Supply and fixing of MS door (Single leaf) of sizes 1.00 x 2.00m in MS angle 50 x 50 x 4mm and MS flat 35 x 6mm with MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locing arrangements including two coats of approved enamel painting over one coat of primer

Supply, fabricating and fixing in position of RTS rods including cost of steel and binding wire etc., complete.

Supply and fixing of RCC box type jolly of size 0.6 x 0.45 m

Painting the cement Plastered wall surface with two coats of ready mixed Oil Bound Distember (OBD)of Ist quality including cleaning preparing the surface etc. complete. Complying with standared specification. The paint should be got approved by the Executive Engineer before use on work.

Painting the Plastered surface with two coats of ready mixed Plastic emulsion paint of Ist quality over one coat of priming coat for plastered surface including cleaning preparing the surface etc. complete. Complying with standared specification. The paint should be got approved by the Executive Engineer before use on work.

Painting two coats over New Iron work with ready mixed approved paints including all other labour charges etc complete

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

Earthwork Excavation for 90mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Delivery of 63mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Labour Charges for Laying & Jointing 90 mm pipe in Excavated Trench in Proper Camber

Supply & Fixing of 80mm Dia GM Gate valve including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Fixing of 80mm Dia GM Tee including cost & Conveyance of all materials & all Labour charges etc complete

PART II: Construction of Open Well, 30000 Ltr OHT,Laying of pipe line, allied works and Providing FHTC for the Habitations in the Karumbakkam panchayat Estimate Amount : Rs.112.58 Lakh

a. Rayalpattu Madura palur Habitation

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

b. Rayalpattu Colony Habitation

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

c. Rayalpattu Habitation

Earth work excavationand depositing on bank with initial lead and lifts of 2m in the following classification of soil as directrd by TWAD Board officers.

1) First depth of 2.00m

2) 2nd Depth of 2.00m

Sand filling wirh good dry river sand including cost and conveyance and all other labour charges etc complete

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Reinforced Cement Concrete 1:1.5:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete upto basement

A) 1.50m to 4.50m below For Column footing

B) 0m to 1.50m below GL for column & G.L brace

C) 0m to 4.50m from GL column & brace

D) 4.51m to 7.32m from GL

E) 7.33m o 10.98m from GL

F) 10.98mto 14.64m from GL

G) 14.64m to 18.30m grom GL

Centring charges for all R.C.C. works including cost and conveyance and all other labour charges etc complete. Uptobasement

b) GL to 3.30m

c) 5.31 to 6.30m ht

d) 8.30 m to 9.30 mt ht

B. Curved Surface a) 0 to 3.30m ht

C) Square Column a) below GL

b) 0 to 3.30m ht

c) 3.31 to 4.30m ht

d) 4.31 to 5.30m ht

d) 5.31 to 6.30m ht

j) 11.31 to 12.30m ht

Painting with two coat Plastic Emulsio Paint including all charge setc.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

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 1:1.5:3 using 20mm HBG Stone for OHT.

Providing PVC Ventilating arrangements mosquito proof nulon net with 110m PVC Cowl.

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officer.

Providing Man Hole Cover4 of size 0.60x0.60m in RCC 1:1.5:3 with suitable reinforcement.

Painting name board Emblem on the SR with embelempaint.

Supply delivery and fixing of hand rail with GI pipes for railings and verical support at 0.45m c/c MS Flats (size 40mmx5mm) for horizontal ties at 0.30m c/c and at bottom with anchor fasterner bolts of size 12mmx75mm inlcuding cost of materials labour for fabrivation of handrails fixing painting etc complete

ReFilling with excavated earth including cost and conveyance and all other labour charges etc complete

65mm Ø GI pipes for inlet 1xl connection

50mm Ø GI pipes for scour pipe 1xl

90mm Ø PVC Threaded coupler

75 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

Labour Charge sforPipe Connection

Construction of Pump Room

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

Supply and filling the foundation and basement with clear river sand in layers complying with standard specification including consolidation and watering etc. complete and as directed by TWAD Board Officers.

Levelling course with P.C.C 1:4:8 (one cement, four sand and eigth course aggregate) using 40 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the TWAD Board Officers.

Brick work in CM 1:5 (one cement and five sand) using country bricks of size 8.75" X 4.25" X 2.00" including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers.

For foundation and basement

For super structure

Reinforced cement concrete 1 : 1 1/2: 3(one cement,oneand half sand and three coarse aggregate)using 20mm size hard broken stone jelly(machine crushed) for the following members.The rate to excludethe cost of steel for reinforcement,centering,shuttering, strutting but includingcost of mixing of concrete,placing,vibrating with Mechanical Vibrator, finishing and curing etc. complete and as directed by TWAD Board Officers.

Reinforced cement concrete 1 : 1 1/2: 3(one cement,oneand half sand and three coarse aggregate)using 20mm size hard broken stone jelly(machine crushed) excluding cost of steel fabrication,fixing in position and centring charges but including mixing,lifting and vibrating for SUNSHADE 75mm thick at wall face and 50mm thick at free end projecting 45cm from wall face moulded along with lintel etc. as directed by TWAD Board Officers.

Steel centering for soffits of RCC members including shuttering,strutting to the centring and providing supports etc.complete for the following members using MS Sheets of size 90cm x 60cm and BG 10 Gaugesstiffened with welded MS angles of size 25 x 25 x3mm laid over Silver Oak(country wood) joists of size 10 x 6.5 cm (spaced at about 90cm C/C) and supported by Casurania props of 10 cm to 13 cm dia. spaced at 75 cm C/C and as directed by TWAD Board Officers.The centring materials should be supplied and should be removed after the specified stripping time of the concrete as per IS 456/1978.

For foundation and basement

For super structure

Plastering with C.M. 1:5(One part of cement and Five parts of sand) with 12mm thick over brickwork portion including labour charges for mixing finishing and curing etc., complete and as directed by TWAD Board Officers.

Special ceiling plastering for RCC Slab with C.M.1:3(One part of cement and Three parts of sand) 10mm thickover RCC surface including labour charges for mixing finishingand curing etc., complete as directed by TWAD Board Officers.

Flooring in C C 1:4:8 (one cement ,four sand and eight HBS) 10 cm thick using 40mm HBS metal and top finished with Cement mortar 1:3 (one cement and three sand) 12 mm thick including labour charges for mixing,finishing and curing etc. complete and as directed by TWAD Board Officers.

Supply and fixing of MS door (Single leaf) of sizes 1.00 x 2.00m in MS angle 50 x 50 x 4mm and MS flat 35 x 6mm with MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locing arrangements including two coats of approved enamel painting over one coat of primer

Supply, fabricating and fixing in position of RTS rods including cost of steel and binding wire etc., complete.

Supply and fixing of RCC box type jolly of size 0.6 x 0.45 m

Painting the cement Plastered wall surface with two coats of ready mixed Oil Bound Distember (OBD)of Ist quality including cleaning preparing the surface etc. complete. Complying with standared specification. The paint should be got approved by the Executive Engineer before use on work.

Painting the Plastered surface with two coats of ready mixed Plastic emulsion paint of Ist quality over one coat of priming coat for plastered surface including cleaning preparing the surface etc. complete. Complying with standared specification. The paint should be got approved by the Executive Engineer before use on work.

Painting two coats over New Iron work with ready mixed approved paints including all other labour charges etc complete

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

d. Karumbakkam Habitation

Construction of Open Well

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Soft disintegrated rock, laterite, Soft rock or Kankar not requiring blastering etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock not requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

CC1:4:8 using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Centring charges for all R.C.C. works including cost and conveyance and al other labour charges etc complete.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

Reinforced Cement Concrete 1:11/2:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

RR Masonary in Cement Morter 1:5 mix using rough stone including cost and conveyance and all other labour charges etc complete

Plastering with Cement Morter 1:4 mix 20mm thick including cost and conveyance and all other labour charges etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard Clay, Stiff black cotton soil, Hard red earth, Shales, Murram, Gravel, Stoney earth, and earth mixed with small size boulders etc

Filling with River Sand including cost and conveyance of all charges etc.

CC1:4:8 using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Brick Work in Cement Morter 1:5 mix using Chamber Brick including cost and conveyance and all other labour charges etc complete

CC1:2:4 using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Plastering with Cement Morter 1:5 mix 12mm thick including cost and conveyance and all other labour charges etc complete.

Supply and Delivery of 5HP Submersible pump set

Supply and Delivery of Panel Board with two level guard and auto start

Erection charges for new submersible pump set.

Supply and laying of 3 core 4sqmm flate type copper cable.

Supply and Fixing of 50mm HDHose Pipe etc.

Construction of Pump Room

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

Supply and filling the foundation and basement with clear river sand in layers complying with standard specification including consolidation and watering etc. complete and as directed by TWAD Board Officers.

Levelling course with P.C.C 1:4:8 (one cement, four sand and eigth course aggregate) using 40 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the TWAD Board Officers.

Brick work in CM 1:5 (one cement and five sand) using country bricks of size 8.75" X 4.25" X 2.00" including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers.

For foundation and basement

For super structure

Reinforced cement concrete 1 : 1 1/2: 3(one cement,oneand half sand and three coarse aggregate)using 20mm size hard broken stone jelly(machine crushed) for the following members.The rate to excludethe cost of steel for reinforcement,centering,shuttering, strutting but includingcost of mixing of concrete,placing,vibrating with Mechanical Vibrator, finishing and curing etc. complete and as directed by TWAD Board Officers.

Reinforced cement concrete 1 : 1 1/2: 3(one cement,oneand half sand and three coarse aggregate)using 20mm size hard broken stone jelly(machine crushed) excluding cost of steel fabrication,fixing in position and centring charges but including mixing,lifting and vibrating for SUNSHADE 75mm thick at wall face and 50mm thick at free end projecting 45cm from wall face moulded along with lintel etc. as directed by TWAD Board Officers.

Steel centering for soffits of RCC members including shuttering,strutting to the centring and providing supports etc.complete for the following members using MS Sheets of size 90cm x 60cm and BG 10 Gaugesstiffened with welded MS angles of size 25 x 25 x3mm laid over Silver Oak(country wood) joists of size 10 x 6.5 cm (spaced at about 90cm C/C) and supported by Casurania props of 10 cm to 13 cm dia. spaced at 75 cm C/C and as directed by TWAD Board Officers.The centring materials should be supplied and should be removed after the specified stripping time of the concrete as per IS 456/1978.

For foundation and basement

For super structure

Plastering with C.M. 1:5(One part of cement and Five parts of sand) with 12mm thick over brickwork portion including labour charges for mixing finishing and curing etc., complete and as directed by TWAD Board Officers.

Special ceiling plastering for RCC Slab with C.M.1:3(One part of cement and Three parts of sand) 10mm thickover RCC surface including labour charges for mixing finishingand curing etc., complete as directed by TWAD Board Officers.

Flooring in C C 1:4:8 (one cement ,four sand and eight HBS) 10 cm thick using 40mm HBS metal and top finished with Cement mortar 1:3 (one cement and three sand) 12 mm thick including labour charges for mixing,finishing and curing etc. complete and as directed by TWAD Board Officers.

Supply and fixing of MS door (Single leaf) of sizes 1.00 x 2.00m in MS angle 50 x 50 x 4mm and MS flat 35 x 6mm with MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locing arrangements including two coats of approved enamel painting over one coat of primer

Supply, fabricating and fixing in position of RTS rods including cost of steel and binding wire etc., complete.

Supply and fixing of RCC box type jolly of size 0.6 x 0.45 m

Painting the cement Plastered wall surface with two coats of ready mixed Oil Bound Distember (OBD)of Ist quality including cleaning preparing the surface etc. complete. Complying with standared specification. The paint should be got approved by the Executive Engineer before use on work.

Painting the Plastered surface with two coats of ready mixed Plastic emulsion paint of Ist quality over one coat of priming coat for plastered surface including cleaning preparing the surface etc. complete. Complying with standared specification. The paint should be got approved by the Executive Engineer before use on work.

Painting two coats over New Iron work with ready mixed approved paints including all other labour charges etc complete

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

Earthwork Excavation for 90mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Labour Charges for Laying & Jointing 90 mm pipe in Excavated Trench in Proper Camber

Supply & Fixing of 80mm Dia GM Gate valve including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Fixing of 80mm Dia GM Tee including cost & Conveyance of all materials & all Labour charges etc complete

e. Poovilupai Colony Habitation

Earth work excavationand depositing on bank with initial lead and lifts of 2m in the following classification of soil as directrd by TWAD Board officers.

1) First depth of 2.00m

2) 2nd Depth of 2.00m

Sand filling wirh good dry river sand including cost and conveyance and all other labour charges etc complete

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Reinforced Cement Concrete 1:1.5:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete upto basement

A) 1.50m to 4.50m below For Column footing

B) 0m to 1.50m below GL for column & G.L brace

C) 0m to 4.50m from GL column & brace

D) 4.51m to 7.32m from GL

E) 7.33m o 10.98m from GL

F) 10.98mto 14.64m from GL

G) 14.64m to 18.30m grom GL

Centring charges for all R.C.C. works including cost and conveyance and all other labour charges etc complete. Uptobasement

b) GL to 3.30m

c) 5.31 to 6.30m ht

d) 8.30 m to 9.30 mt ht

B. Curved Surface a) 0 to 3.30m ht

C) Square Column a) below GL

b) 0 to 3.30m ht

c) 3.31 to 4.30m ht

d) 4.31 to 5.30m ht

d) 5.31 to 6.30m ht

j) 11.31 to 12.30m ht

Painting with two coat Plastic Emulsio Paint including all charge setc.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

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 1:1.5:3 using 20mm HBG Stone for OHT.

Providing PVC Ventilating arrangements mosquito proof nulon net with 110m PVC Cowl.

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officer.

Providing Man Hole Cover4 of size 0.60x0.60m in RCC 1:1.5:3 with suitable reinforcement.

Painting name board Emblem on the SR with embelempaint.

Supply delivery and fixing of hand rail with GI pipes for railings and verical support at 0.45m c/c MS Flats (size 40mmx5mm) for horizontal ties at 0.30m c/c and at bottom with anchor fasterner bolts of size 12mmx75mm inlcuding cost of materials labour for fabrivation of handrails fixing painting etc complete

ReFilling with excavated earth including cost and conveyance and all other labour charges etc complete

65mm Ø GI pipes for inlet 1xl connection

50mm Ø GI pipes for scour pipe 1xl

90mm Ø PVC Threaded coupler

75 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

Labour Charge sforPipe Connection

Earthwork Excavation for 90mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Labour Charges for Laying & Jointing 90 mm pipe in Excavated Trench in Proper Camber

Supply & Fixing of 80mm Dia GM Gate valve including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Fixing of 80mm Dia GM Tee including cost & Conveyance of all materials & all Labour charges etc complete

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

F. Veeralpakkam Colony Habitation

Construction of Open Well

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Soft disintegrated rock, laterite, Soft rock or Kankar not requiring blastering etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock not requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Medium rockand Dence Medium rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard rockand Dence Hard rock requiring blasting etc complete.

CC1:4:8 using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Centring charges for all R.C.C. works including cost and conveyance and al other labour charges etc complete.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

Reinforced Cement Concrete 1:11/2:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

RR Masonary in Cement Morter 1:5 mix using rough stone including cost and conveyance and all other labour charges etc complete

Plastering with Cement Morter 1:4 mix 20mm thick including cost and conveyance and all other labour charges etc complete.

Earth work Open Well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with alead upto 10.00M in Hard Clay, Stiff black cotton soil, Hard red earth, Shales, Murram, Gravel, Stoney earth, and earth mixed with small size boulders etc

Filling with River Sand including cost and conveyance of all charges etc.

CC1:4:8 using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Brick Work in Cement Morter 1:5 mix using Chamber Brick including cost and conveyance and all other labour charges etc complete

CC1:2:4 using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Plastering with Cement Morter 1:5 mix 12mm thick including cost and conveyance and all other labour charges etc complete.

Supply and Delivery of 5HP Submersible pump set

Supply and Delivery of Panel Board with two level guard and auto start

Erection charges for new submersible pump set.

Supply and laying of 3 core 4sqmm flate type copper cable.

Supply and Fixing of 50mm HDHose Pipe etc.

Earth work excavationand depositing on bank with initial lead and lifts of 2m in the following classification of soil as directrd by TWAD Board officers.

1) First depth of 2.00m

2) 2nd Depth of 2.00m

Sand filling wirh good dry river sand including cost and conveyance and all other labour charges etc complete

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost and conveyance and all other labour charges etc complete

Reinforced Cement Concrete 1:1.5:3 mix using 20mm ISS HBG metal including cost and conveyance and all other labour charges etc complete upto basement

A) 1.50m to 4.50m below For Column footing

B) 0m to 1.50m below GL for column & G.L brace

C) 0m to 4.50m from GL column & brace

D) 4.51m to 7.32m from GL

E) 7.33m o 10.98m from GL

F) 10.98mto 14.64m from GL

G) 14.64m to 18.30m grom GL

Centring charges for all R.C.C. works including cost and conveyance and all other labour charges etc complete. Uptobasement

b) GL to 3.30m

c) 5.31 to 6.30m ht

d) 8.30 m to 9.30 mt ht

B. Curved Surface a) 0 to 3.30m ht

C) Square Column a) below GL

b) 0 to 3.30m ht

c) 3.31 to 4.30m ht

d) 4.31 to 5.30m ht

d) 5.31 to 6.30m ht

j) 11.31 to 12.30m ht

Painting with two coat Plastic Emulsio Paint including all charge setc.

Supplying and fabrication of Mild steel including cost and conveyance and all other labour charges etc complete.

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 1:1.5:3 using 20mm HBG Stone for OHT.

Providing PVC Ventilating arrangements mosquito proof nulon net with 110m PVC Cowl.

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officer.

Providing Man Hole Cover4 of size 0.60x0.60m in RCC 1:1.5:3 with suitable reinforcement.

Painting name board Emblem on the SR with embelempaint.

Supply delivery and fixing of hand rail with GI pipes for railings and verical support at 0.45m c/c MS Flats (size 40mmx5mm) for horizontal ties at 0.30m c/c and at bottom with anchor fasterner bolts of size 12mmx75mm inlcuding cost of materials labour for fabrivation of handrails fixing painting etc complete

ReFilling with excavated earth including cost and conveyance and all other labour charges etc complete

65mm Ø GI pipes for inlet 1xl connection

50mm Ø GI pipes for scour pipe 1xl

90mm Ø PVC Threaded coupler

75 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

Labour Charge sforPipe Connection

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 - Providing Brass 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) 15 mm

Providing 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)

Providing 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

Providing 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

Providing 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

Providing 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 SS/brass tap (Local rate)

supply and fixing in position of UPVC 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

Supply and delivery of protection box of size 20cm x 30cm for fixing of Water Meter. The box should be rectangular base in construction and material of construction should be weather resistant polyethylene (PE) blue /black .Reinforcement rips should be provided at the walls of the box. Box should be at two components comprising body and lid. Lid should be press fitted to the body. No hinges should be used for opened /closed. Operation meter box should be provided with built in lock. The body as inlet and outlet windows to pass the pipe through suitable for use with pipes of sizes up to 1" .Base of the box should be designed in such a way .That the box can be installed to the floor/wall using anchor Bolts / screws without grouting the entire base of the meter Box .Provision for fixing Name plate showing the name of the Department etc., complete and as directed by the TWAD Board Officers.

Earthwork Excavation for 90mm PVC pipe laying work including cost of Refilling work as per Standard Specifications 20B (in Rm)

Supply & Delivery of 90mm OD PVC Pipe as per IS 4985/2000 4.00 kg per Sqcm including cost & Conveyance of all materials & all Labour charges etc complete

Labour Charges for Laying & Jointing 90 mm pipe in Excavated Trench in Proper Camber

Supply & Fixing of 80mm Dia GM Gate valve including cost & Conveyance of all materials & all Labour charges etc complete

Supply & Fixing of 80mm Dia GM Tee including cost & Conveyance of all materials & all Labour charges etc 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}

A.AKBAR