Construction of Tubewells and sanitary works in nagar nigam gardens ARC(e_07 / Garden_01)

Construction of tube up to 100 mtr depth and above in all type of rocks by DTH system and over burden, to accommodate casing pipe of following size in all types of soils and over burden including lowering of casing pipes, but excluding cost of casing pipes as per IS: 2800 (part I&II) 1979 specifications. The work would be completed after obtaining sand free water. The tube well should have a through out bore as per nominal dia of casing pipe: 150mm dia nominal bore.

Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/1992) of grade Fe410 of following nominal bore sizes at site of work. 150 mm dia

S & F tube well cove rof M.S. Sheet (6mm thick) with nuts & bolts complete for casing size: 150 mm

Supplying and Fixing M.S. clamp , set of 50x 6mm flat from iron with nuts and bolts etc. for holding the riser pipe assembly of submersible pump set.

SITC of Radial / mixed flow ISI marked water and anti-corrosive liquid filled submersible motor pump sets suitable for 100/150mm dia borewell. The size of adopter fixed on top of the motor should exceed the top of coupler , for safegaurd the coupler. The construction material of motor and pump should match IS: 8034 : 2018 and IS: 9283 guideline. The radial flow pumpset should operate at 5 star energy efficiency level of BEE and mixed flow pump set should operate at 3 star energy level of BEE, accompained by valid BEE certificate. Motor should be IE2 class as per IEC 60034-2-1: 2007, IEC 60034-30: 2008, & IS12615:2011 with required accessories including making connection suitable for Bore well. The job includes labour part of lowering of riser pipe G.I./ H.D.P.E. with rope, cables & pump, installation of complete fitting and accessories, jointing of electrical cables up to Starter. All labour for testing of submersible pumps set and supply of water to water mains, complete in all respect. OEM shall have submit NABL / CPRI / ERDA accrediated lab type test certificate before execution. All as per pre approved by Engineer in-charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .100 mm diameter Submersible pump shall have following HP Rating, phase, Head range, Discharge range respectively. 2.0 HP, 1-Ø, (7- 95)Mtr, (55-22) LPM

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This included jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work 32 mm nominal outer dia pipes

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This included jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work 20 mm nominal outer dia pipes

P/ laying PVC / XLPE insulated and pvc sheathed cable of 1.1 KV grade with alluminium conductor of IS : 1554 P-I/ IS :1255 including excavation of 30cm x 75cm size trench, 25cm thick under layer of sand, 2nd class bricks covering, refilling earth, compaction of earth, making necessary connection, testing etc. as required of size 6 sq. mm, 4core

Providing & Fixing of HDPE pipe Confirming to IS:4984:2021 for water supply suitable for submersible & jet pump with required fittings ie socket, elbows, tee etc. complete in all respect. All as per pre approved by Engineer in-charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .for vertical installation 40 mm OD 6 kg / cm2

Providing & Fixing synthetic rope for submersible pump ISI marked (IS: 5176) of following sizes 12 mm (suitable up to 50 mm OD pipes)

Providing And Fixing Full way valve (IS: 778 Mark ) of wheel valve of approved make.(a) Gum metal 32 mm

Providing And Fixing GUN Metal NON return Valve of approved Quality 32 mm Nominal Bore Horizontal

P & F Bib cock (IS: 8931 Mark) superior quality of approved make Brass 400 gm. 15 mm nominal bore.

P&F of thermoplastic/ PVC cable junction boxes of following minimum sizes with IP65/ IP55 protection including threaded cable glands made of polyamide material, terminals complete in all respect. 300 x 400 x 170 (mm)) (50/ 70 Sq. mm)

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete : 25 to 40 mm nominal bore

P/Laying ISI marked P.V.C. insulated submersible cable confirming to(IS:694) and as per IS 8130 : 2013 of 1.1 kV grade . Wire should be made from 99.90 % purity copper, stranding in acc. to IS:8130/IEC 60228 for lower watt loss , oxygen free for less chances of oxidization, insulation PVC type A/C/D , flame retardant as per IS 10810-53, better amperage rating as per IS:3961 part 5, existing pipe / open trench / Cable tray / on surface including making connection etc. as required. For additional technical parameters of product / work refer Annexure 'A' attached with this BSR4.0 Sq.mm 3 core flat / Round

Providing & Fixing of ISO certified company made bus bar chamber housed in sheet metal box as per PWD specification for electrical Works Confirming to IEC-60439/IS-8623 & IEC-60529/IS-2147 made out from 1.6 mm thick powder coated CRCA sheet,degree of protection IP-31, front openable bus bar made out of Copper suitable for 200 amp. Capacity , bus bar fixed on porcelain/DMC insulators at approved spacing including making connections etc. as required. Appropriate type test certificate / OEM test report shall be submitted . All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .600 mm long , 4 strip

Dismantling of existing structures like culverts, bridges, retaining walls, CC road and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 50 metres as directed by EngineerCement Concrete Grade M-15 and above and PCC blocks

Earth work in excavation in foundation, trenches etc. including dressing of sides and ramming of bottoms, including getting out the excavated material, refilling after laying pipe/ foundation and disposal of surplus excavated material at a lead upto 50m suitable site as per direction of Engineer for following depths, below natural ground / Road top level.In all types soils/ saturated soil such as moorum, sand, sandy silt, clay, black cotton soil, kankar, etc.Depth upto 1.5 m

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work upto plinth level :1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.25 mm dia. nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.32 mm dia. nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.40 mm dia. nominal bore

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete :25 mm nominal bore

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete :20 mm nominal bore

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