Rudrapur Water Supply Scheme Zone 2

Amount

Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior,sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI 212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the engineer-in-charge. The product performance shall carry guarantee for 10 years against any leakage. For vertical surface two coats @ 0.70 kg per sqm.

Provide necessary T&P and cutting of following nominal dia of Cast Iron/Ductile iron (Spuns)pipes (Class 'LA' and 'A' forC.I. pipeandK-7 and K-9 for D.I. pipe) or specials including shaping and finishing the ends.

80 mm dia.

100 mm dia.

125 mm dia.

150 mm dia.

200 mm dia.

250 mm dia.

Rubber gasket of EPDM quality confirming to IS: 5382-1985

Hire charges of pump set of capacity 4000 liters/hour.

Plug of house hold service connections at Door Step including supply of all material, labour, T&P etc. complete as per direction of engineer in charge.

Removing and fixing of Sluice Valve in distribution system for cleaning of malba traped inside pipeline which causes chokage of pipeline.

Providing and fixing brass ferrule with C.I. mouth cover including boring and tapping the main : 15 mm nominal bore.

Providing of Clamp saddles should be Non corrosive Engineering Plastic body moulded with Stainless steel threaded metal insert for tapping outlet. Clamp saddles for service connection from water distribution mains shall be of wrap around design, wide skirt and wide straps support, which shall reinforce the pipe while providing excellent stability to the saddle. Clamp Saddles for service connections shall be of fastened strap type with threaded (as per IS:554) (latest version) female outlet of Stainless steel for service connection. The design of the saddle body should be such that, the service connection outlet metal insert shall project out towards pipe side and align with the hole drilled on the pipe to ensure positive locking against rocking or creeping on the pipe, as might be caused by vibration, pressure or excessive external loading. Saddle Seal shall be of virgin rubber SBR Grade 30 / NBR (NSF 61 approved). It shall be of type pressure activated hydro-mechanical design. It shall be contoured gasket to provide a positive initial seal which increases with increase in the line pressure. Saddle straps shall be made of plastic with or without metal reinforcement depending on size and injection molded to prevent galvanic corrosion over the long service life. For 80mm to 400mm dia D.I. Pipe.

Providing & Fixing of 20 mm dia PP Compression Metal Insert Female Thread Adaptor with SS304 material with BSP Threads as per ISO 14236 standard. Body, Nut / Cap –Polypropylene, Clip Ring-POM (Acetylic resin ),Packing bush- Polypropylene, “O” ring – NBR.Pressure rating will be PN 16.The Compression fittings for intended for conveyance of Potable water for Human consumption to be tested to comply with BS 6920 specifications in any of the NABL laboratories and certificate of compliance to be produced.

Making ferrule connection (Labour Cost only) in the existing main of G.I, A.C, PVC or any type of pressure mains with saddle piece, service connections, fittings and fixing of G.M. ferrule including tapping the main, but excluding the cost of earth work and cost of all materials.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge.

Providing and fixing MDPE PE 80 Blue Pipe PN 16 for 20mm dia. (Make- Duraline, Ashirwad, Astral, Oriplast, Jain Irrigation)

Providing and fixing bras bib cock of approved quality 15 mm dia nominal bore.

Excavation work by machanical means (Hydraulic excavator)/ manual means in foundation trenches or drains not exceeding 1.5 m in width or 10sqm. On plan including dressing of sides and ramming of bottoms lift upto 1.5m, including getting out the excavated earth and disposal of surplus excavated soils as directed, within a lead of 50m. All kinds of earth.

Providing of all materials, carting from site store to site of work, lowering into trenches with true to alignment, laying & jointing of full length S&S centrifugally cast (spun) ductile iron pipes including supply of 'EPDM' rubber gaskets confirming to IS:5382 (latest version) with testing of pipe line complete. D.I. pipe S&S K-7 (Distribution System).

250 mm dia.

Making Flanged joints between D.I D/F pipes and D.I D/F specials,including of jointing materials like nut bolt ,paking of standar quality and make with testing of joints

150 mm dia.

250 mm dia.

Providing and fixing C.I. / D.I.sluice valves (with cap) complete with bolts, nuts, rubber insertions etc. (comforming to IS:780 (latest version)

300 mm dia.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in -charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix).

Providing and laying D.I. Special of class K-12 for mechanical joining as per IS:9523: upto 600 mm dia.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size).

Laying old cement cocrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineerin-charge. (Old CC paver blocks shall be supplied by the department free of cost).

Providing and laying 60mm thick faciory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge.

Providing & Fixing stand post type fire hydrant with 80mm dia fire hydrant valve confirming to IS:5290 (Flanged) including all material, labour, T&P complete in all respect & fabricating & fixing M.S. box with locking arrangement but excluding the cost of excavation.

Providing of all materials, Carting from site store to site of work, Laying & Jointing of G.I screwed pipes (including supply of all jointing materials like specials, white lead, hemp and oil etc) in trenches with its cutting, threading and testing of pipe line etc complete. G.I. PIPE CONFORMING TO IS : 1239(PART-1) Medium Duty (Class 'B') 80 mm dia

M/S Disha Associates (BID ID -403271)