SUPPLYING AND LAYING OF D.I K7 PIPE FOR DRINKING WATER SUPPLY BUDHA OHR TO INDIAN GAS GODOWN UNDER ASANSOL MUNICIPAL CORPORATION.4TH CALL

Supply and delivery (at site) of DI pipes conforming to IS 8329: 2000. 300 mm dia D.I K7 pipe

250 mm dia D.I K7 pipe

200 mm dia D.I K7 pipe

Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc., including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder, road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electri cable etc.(in case of damaged if any type of cable line during excecution , necessary damaged charges as applicable by the respective authority will be borne by the agency in his owncost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any includingcarriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as per specification and direction of EIC. The surplus materials after executionof work are to be return to the deptt. store, 300 mm dia

250 mm dia Pipe

200 mm dia Pipe

Construction of different dia Sluice valve /Air valve /Washout chamber in different sizes for village road where light traffic run and for main road where heavy traffic run as deptt.approved drawing with 25cm thick brick work (1:6) over cement concrete (4:2:1) over a single B/Fsoling over150mm.thick sand filling in foundation including earth work in excavation and disposal of excess earth from work site with RCC (1:1.5:3) cover slab 100mm / 150mm thick slab on top of chamber with 1% reinforcement in RCC cover slab with necessary opening for operation of valve all complete including cost of labour & materials as per Departmental Dwg. [Reinforcement type:- Other manufactuerers not specified] i) 250 mm to350 mm dia pipe

i) 200 mm dia pipe

Cost iron double flanged manually operated sluice valves generally conforming to IS 14846 : 2000, having four faces and spindle nut of gunmetal, inside screw non- rising type quality gunmetal /AISI 410 spindle: seat tested to 10kg/CM2 and body tested to 15kg/CM2, flanges flat faced and drilled to 1S. : 1538 : 1993. Painted black all over with asphalt base paint. Valves tested by closed end method. Diameter in mm 300

Diameter in mm 200