Repair and Rectification of damaged 110mm dia,180mm,225mm dia HDPE Water Distribution line and various locations in zone no 3

Labour for cutting open road for laying water mains or sewer.

B.T. Roads (or) Maccadam road

Concrete Roads

Dewatering using diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. machine hole to another machine hole) ( SOR 22-23 pg 176 & 43 )

Hire charges for deploying earth moving machinery JCB for earthwork including diesel, oil and labour charges etc., complete.

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Supply, delivery and fixing of the following ISI make water supply materials including all labour charges etc., complete

110 mm Pn 8 HDPE pipe (AS PER IS 4984/2016 pg no 14)

180 mm Pn 8 HDPE pipe (AS PER IS 4984/2016 pg no 14)

225 mm Pn 8 HDPE pipe (AS PER IS 4984/2016 pg no 14)

110 mm HDPE Coupler (AS PER IS MR)

180 mm HDPE TEE (AS PER IS MR)

225 mm HDPE TEE (AS PER IS MR)

Supplying of 180mm dia Stubend (AS PER IS MR)

225mm dia Flange (AS PER IS MR)

180mm dia Flange (AS PER IS MR)

225mm dia Stubend (AS PER IS MR)

20mm dia and above x 90mm to 120mm length fully threaded bolts and with nuts 2 Nos.(WD-M0590) 225mm

Supply and delivery of Leak Arresting Flexible SS Clamps- Suitable for MS/CI/DI Pipes - Single section SS Clamp- 10” Dia, 600mm width

Supply and delivery of Leak Arresting Flexible SS Clamps- Suitable for MS/CI/DI Pipes - Single section SS Clamp- 8” Dia, 600mm width

Jointing HDPE Pipes and Specials by butt fusion welding / electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by TWAD Board Officers.

Lowering HDPE pipes and specials to trench and laying to proper grade and alignment and as directed by the TWAD Officers

Supplying and filling in foundation and basement with stone dust in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and Eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Plain Cement Concrete 1:1.5:3 (One part of Cement, one and half part of Crushed Sand (M- Sand), three coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Refilling with excavated soil (other than sand) complying with standard specification for filling in foundation and basement.