KMC/WS-CENTRAL/HPL/01/2026-27

Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Cutting & picking up existing metalled black top portion of road surface to an average depth of 300 mm by using Jack hammer with all necessary tool and plant including reening the serviceable materials & stacking within a lead of 75 mtr. all complete as per direction of the Engineer-in-Charge.

Flange joint to C.l./D.l/MS. pipes and specials including supply of rubber gasket. nuts. bolts. washers etc. of best quality to make the joint watertight at required hydraulic pressure all complete as per specification & direction of the Engineer-in-Charge. Diameter in mm 150mm dia.

Lowering, fitting and fixing of all types of valves in proper position and alignment using chain pully block or crane(for diameter above 250 mm) by providing temporary support,as required,gaskets,nuts& bolts etc.all cornplete as per specification and direction of the Engineer-in-Charge.[The rate Includes cost of flange joints]150mm dia.

Cutting of C.l/D.I pipes for fitting with pipes and-or specials of similar or dissimilar materials at the time of laying without damaging any part of the required length including taking out of the broken pieces from the trench and restacking the same at the specified location as per direction of the Engineer-in-Charge. Diameter in mm 150mm dia.

Chamfering the spigot end of C.l./D,l. pipes for fitting with the socket of C.I./D.I pipes and/or specials in tyton jointed water mains or otherwise using electric grinder as per specification and direction of the Engineer-in-Charge. Diameter in mm 150mm dia.

All types of Ductile Iron (D.I) Specials (viz. Bend. Tee. Taper. Tail piece etc), size conforming to I.S. Specification No. 9523/2000 with cement mortar lining (inside) and bituminous coating (outside). (25% of payment will be held up till successful hydraulic testing) a) All Socket Tee 100 mm to 300mm dia..

All types of CIspecials (viz. Bend. Tee. Teper. Tail piece. Collar. Bell mouth with Puddle coller etc. size conforming to IS specification 1538: 1993) b) Flanged socket spigot i) 80mm to 300mm

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/CM... and body tested to 15kg/CM..., flanges flat faced and drilled to 1.S.: 1538:1993. Painted black all over with asphalt base paint. Valves tested by closed end method. NB Diameter in mm 100

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/CM... and body tested to 15kg/CM..., flanges flat faced and drilled to 1.S.: 1538:1993. Painted black all over with asphalt base paint. Valves tested by closed end method. NB Diameter in mm 150