Providing Distribution Main linking Tamirabarani college OHT to North Chidambara nagar D main of ward no.1

Earth work excavation and Depositing of Hard Stiff Clay ,Stiff Black Cotta , Hard Red Earth ,Shales ,Murram Gravel Stoney ,Earth and Earth mixed with small size boulders and hard Gravelly soil.

Supplying of following pipes and special including cost and conveyance all materials etc. complete

160mm dia HDPE pipe WD-M0191

90mm dia HDPE pipe WD-M0187

160mm dia HDPE Tee

90mm dia HDPE Tee

160mm dia HDPE bend

90mm dia HDPE bend

150mm dia Sluice Valve

80mm dia Sluice Valve

160mm dia MTA

90mm dia MTA

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

160mm dia HDPE pipe WD-M0191

90mm dia HDPE pipe WD-M0187

Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes.

160mm dia HDPE pipe WD-M0191

90mm dia HDPE pipe WD-M0187

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

160mm dia HDPE pipe WD-M0191

90mm dia HDPE pipe WD-M0187

Refilling the trenches with excavated earth including all cost of conveyance and labour charges as per standard specification

Dismantling the BT road cutting including all cost etc., comlpete. WD-W0739 B.T. Roads (or) Maccadam road One cu.m 929.98

Restoration of BT Road as per SOP Type C including all cost etc., complete as per standard specification