Replacement of 250mm Diameter OPVC Pipe line at RR Palayam Pumping Main in Minjur Town Panchayat

Supply and Delivery of 250mm dia PN 16 Class 500 UN PLASTICIZED O-PVC PIPES FOR POTABLE WATER SUPPLY AS PER IS 16647 / 2017 pipe as per the cost shall including loading , unloading and stacking charges etc., complete as per standard specification (TWAD P.No.11)

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. TWAD Officers (P.No.174)

Earth Work Excavation for Foundation in hard stiff black cotton, hard red earth, 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 with intial lead and lifts and cleaining and levelling the site etc., complete (Page No.291-1a)

Lowering O-PVC PIPES pipes and specials to trench and laying to proper grade and alignment and as directed by the TWAD Officers (P.No.171)

Supply and Delivery of 250mm dia UPVC Bend pipe as per the cost shall including loading , unloading and stacking charges etc., complete as per standard specification (TWAD

Refilling Excavated Earth including all other labour charges etc to complete