TCMC - Laying Water Distribution Pipe Line at Sankara Salai in Ward No.17

Amount

Earth work excavation and refilling for DI pipe line works having bed width of 1.25m and below on linear measurement basis as per TWAD Schedule Rate of works

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

Supply and Delivery of Ductile iron Socket/Spigot Pipes for Class k7 as per is 8329/2000 150mm Dia Pipe

Supply and Delivery of Ductile iron Specials as Per In 9523/2000

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers.

Barricading work (Where, there is less traffic areas and broader roads etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia and 1.80m height) vertical with horizontal poles in three rows including painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including fixing charges and fixing 75mm dia reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers.

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying , laying, jointing and cost of refilling for the additional earthwork etc complete and as directed by the TWAD board officers. 160mm Dia PVC Pipe (6KSC)

M/S.RIYA ENTERPRISES (BID ID -1140711)