Supply and Laying of 300mm D.I K9 Pipe line at Reserve line OHT To Pudur OHT Reach -02

Dismantling the existing BT Road surface for pipeline work etc., complete.

Earthwork excavation below water level in light or sandy soil for infiltration gallery, syphon or connecting pipe line and connected works including shoring and strutting and charges for special tools and plants for bailing/ pumping etc., such as air compressor and helmet.(RATES FOR EARTHWORK EXCAVATION PIPE LAYING WORKS FORWATER SUPPLY AND SEWERAGE WORKS)

Supply of DUCTILE IRON SOCKET/SPIGOT PIPES FOR CLASS K9 AS PER IS 8329/2000 Etc.Complete.. (300 mm D.I K9 Pipe )

Barricading work (Where the lines are in narrow width of municipality area, busy streets like Market, Bus-stand and in the Highways 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 two rows, painting the vertical poles in the road facing sides with ready mix paint, tying the vertical and horizontal poles with coir rope including supplying, delivery and fixing of GI sheet (0.90m x 0.8mm thick) in the horizontal poles 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.

Lowering of D.I Pipes and specials in the trenches and laying to proper grade and alignment and as directed by the TWAD Officers. ( 300 mm D.I K9 Pipe )

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 Corporation Engineers. 90 mm Dia PVC Pipe (10KSC)

110 mm Dia PVC Pipe (10KSC)

140 mm Dia PVC Pipe (10KSC)

160 mm Dia PVC Pipe (10KSC)

180 mm Dia PVC Pipe (10KSC)

Jointing C.I/ D.I-S/S pipes and specials with rubber gaskets (tyton joint) including cost of lubricants. (including cost of jointing materials)

Providing Inter Connection works for all type of Main Pipe arrangement and . The rate include the cost of all labour and material charges etc., complete.

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

Plain Cement Concrete 1:2:4 (one cement, two fine aggregates and four 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 standardspecification

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