MAD/ULB/BHATPARA/DR-2/1405

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.

Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity)

Excavation of trial pit (3.0 m x 1.0 m x (upto) 3.0 m) for fixing of pumping main, washout line raking every detection against damage of S.W. pipe line electrical cable etc. as underground obstruction including 37.5 mm timber shuttering, earth cutting, dewatering, barricading and back filling etc. as per directionj of E-I-C

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.

Hire and labour charges for shoring work(including necessary close plank walling, framing,Eucalyptus/Jhou bulla piling, strutting etc)complete as per direction of the Engineer-in charge for foundation excavation (vertical surface are in contact with supported earth is to be measured.) (This item should be executed on specific direction of the Enginner in charge) Depth upto 1.5m

(b) For additional depth beyond 1.5 m. and upto 3.00 m

Removal of rubbish, earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charg

Lead jointing to C.I pipes and specials excluding cost of lead and spun yarn all complete to make the joint watertight at required hydraulic pressure as per specification and direction of the Engineer-in-charge, [Lead shall be supplied departmentally to the Agency at free of cost as per availability] 100 mm dia

Hire & labour charges for diesel generating set for lighting including fuel, 300M wire, 11 points with 200 Watt bulb with post for hanging & maintaining the same for day & night for the period.

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. 100 mm dia

150mm dia

Detachable joints to AC pipes including supply of rubber gasket, nuts, bolts etc. of best quality to make the joint water tight at required hydraulic pressure all complete as per specification and direction o the Engineer-inCharge. Diameter in mm 80 mm 80mm dia.

100 mm dia

Gas cutting of M.S. pipes and/or M.S. plates of different thickness all complete as per specification and direction of the Engineer-in- Charge. Thickness in mm 5mm to 8mm thick plate

Field welding of M.S. plate by means of electric arc welding as per relevent IS specification specification using standard standard electrodes electrodes including including edge preparation preparation and charges of deployment of electric generator set with fuel, lubricant, and all other tools and plants all complete as per specification and direction of Engineer-in-Charge. [ Engineer-in-Charge shall approve the electrodes for arc welding before use ] Throat thickness in mm 5mm to 6mm Metre 1087.00

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] 200 mm

Taking out sluice valve by unscrewing nuts and bolts carefully and stacking the same within a lead of 30M including bailing out water from the Sluice valve chamber due to normal seepage. if any. all complete as per direction of the Engineer-in-Charge. (Dismantling of Sluice Value Chcmber, where necessary. shall be paid extra as per relevant items of Schedule of Rates) Diameter in mm 300/350mm

Shifting house connection or stand post connection from existing main to new main after excavation through any kind of soil and road materials up to required depth. dismantling existing ferrule with all fittings. plugging hole of old main with G.I. plug. drilling and tapping the new main. refixing the ferrule on the new main with serviceable old G.I pipes and other specials (New G.l. pipes and other specials. if required to be installed shall be paid extra) and back filling the trench with excavated materials all complete as per specification and direction of the Engineer- in-Charge. Each 1427.00

Dewatering by pumps including all leads, lifts and making all arrangements of disposal. where continuous flow of water from a source other than natural or ground water is encountered in case of emergency maintenance works related to leakage. breakage and making wet connections. [Note ;- In case of any other situation demanding such emergency dewatering. use of this item is to be approved by the Superintending Engineer/Tender Accepting Authority. This item shall be executed on the specific direction duly supported by proper clarification of the E.I.C. who will be satisfied in absolute discretion that such work has not been necessitated due to any natural source of water or any fault of the Contractor]

Labour for cleaning & Washing CI / DI / AC Pipe line upto 150mm dia. Including scraping internal deposits if necessary as per direction of Engineer-in-Charge.

Cleaning distribution pipelines by opening of valves of any size including string. stirrups and draining out of the accumulated water there of using portable pump if necessary.

Repair of Air valve by supplying ebonite and- rubber ball. gasket. nuts and bolts with washers and labour all complete 80 MM

Supplying, fitting and fixing of C.I. Mechanical Compression flexible Collar Couplings suitable for C.I. Spun Pipes (as per IS: 1536) and D. I. Pipes (as per IS: 8329) complete with Sealing Rubber Gasket of EPDM quality (IS:5382/1985 Type - 4), Cast Iron Follower Glands and Mild Steel Nut Bolts (Zinc Coated). The whole assembly should be mechanically and hydraulically tested to the provisions as laid down in IS: 1538. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. Diameter in mm 100 MM

Supplying, fitting and fixing of C.I. Mechanical flexible Flange Socket Tailpiece suitable for making flanged connection with the plain barrel of C.I. Spun Pipes (as per IS : 1536) and D.I. Pipes (as per IS : 8329). The Tailpieces to be supplied complete with Sealing Rubber Gasket of EPDM quality (IS:5382/1985 Type-4), Cast Iron Follower Glands and Mild Steel Nut Bolts (Zinc Coated). The whole assembly should be mechanically and hydraulically tested to the provisions as laid down in IS: 1538. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. 150MM WITH 100MM LONG

200mm with length 100mm

250mm with length 125mm

300mm with length 125mm

350mm with length 150mm

Supplying, fitting and fixing of C.I. Mechanical Compression Split Collars suitable for instantaneous repair of longitudinal and vertical splits in C.I. Spun Pipes (as per IS: 1536) and D.I. Pipes (as per IS: 8329) by encasing the damaged part completely. The Split Collars to be supplied complete with Sealing Rubber Gasket of EPDM quality (IS:5382/1985 Type-4), Cast Iron Follower Glands and Mild Steel Nut Bolts (Zinc Coated). The whole assembly should be mechanically and hydraulically tested to the provisions as laid down in IS: 1538. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. 150MM WITH LENGTH 300 MM

200mm with length 300mm.

250mm with length 300mm

300mm with length 300mm.

350mm with length 400mm

Supplying including cost of installation of M.S. Patch Clamps suitable for instantaneous repair of horizontal cracks in C.I. Spun Pipes (as per IS: 1536) and D.I. Pipes (as per IS: 8329). The Clamp constitutes of two semicircular halves made out of 5/6 mm thick Steel Plate duly contoured to match the circumference of the pipes. The Clamp should be with suitable rubber lining trey so that on fixing over the damaged pipe, it instantly repairs longitudinal cracks or hole in the pipe body. The length of the Clamp should be 300 mm up to 300 mm nominal dia. and 500 mm in case of pipes of larger nominal diameter of pipe. Sealing Rubber Gasket should be of EPDM quality and Nut Bolts should be Zinc coated. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition. 100MM

150 mm dia

200 mm dia

250 mm dia

300 mm dia

Supplying including cost of installation of C.I. Leak Repair Clamps suitable for permanent repair of leakages in Socket / Spigot joints in C.I. Spun Pipes (as per IS: 1536) and D.I. Pipes (as per IS: 8329). The Clamp consists of two Cast Iron Rings supplied in overlapping semi circular halves which compress a specially shaped / contoured rubber gasket made of EPDM quality (IS:5382 Type-4) on the socket face making the Socket / Spigot Joint water right at the operating pressure. The Clamp to be supplied complete with Rubber Gaskets made of EPDM quality and coated Nut Bolts as per manufacturer specification. Fitting and fixing should be in proper position with proper care of main pipe line for leak proof condition 100MM

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 1.S.: 1538 : 1993. Painted black all over with asphalt base paint. Valves tested by closed end method.150MM

Cost iron double flanged manually operated sluice valves generally conforming to IS 14846 : 2000, having four faces and spindle nut inside screw non- rising spindle type gunmetal/AISI 410 suitable for PN 1.0 rating complete with ball thrust bearing and enclosed gearbox (EN-8 with hardened by nitriding pinions of EN-19), flanges flat faced and drilled to IS.: 1538 : 1993. Valves tested by closed end method.350 MM DIA

Sypply of E.R.W.M.S. (Electrical Resistant Welded M.S.) black pipe of ISI Mark as per relevent IS Specification ( heavy quality ) having wall thickness not less than 5 mm. [N.B.: The rates for supply of TATA Make pipe will be arrived at by adding 20% of the corresponding rates ]80MM

100 mm dia

Supply of Pig Lead 99.999% purity M.T 220.00

Hire charges of moveable type mounted earth excavator having minimum cutter size (1.0 cubic meter) & loader size (2.0 meter length x 0.75m width) for cutting & removal of any kind of soil, spoli etc. including cost of fuel, lubricants & manpower etc. in Water Supply Works. [ This item will be operated on prior permission from the concerned SE/Dy. Chief EngineerFOR MIN. 8 HRS ENGAGEMENT PER DAY

For beyond 8hrs. of working Hr. 1119.00

Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately)15MM DIA MEDIUM QUALITY G.I PIPE

20 mm dia. medium quality metre

Add 18% GST

L.W.Cess 1%