WBTC/JMD/NIT- 549/2024-25 (2nd call)

Amount

Labour for boring tube well of required dia. by water jet system through any type of soil strata including hire and labour charges for boring pipes, scaffolding, tools and plants as necessary and taking out them and lowering pipes, strainers, blind pipe etc. and fitting and fixing the same complete including bucket washing and other incidental works in the connection. The tube well should have a minimum 50 mm gap in between the outside of the tubewell pipe and the bore. For depth upto 150 metre for 80 mm dia. tube well wuth top enlargement of 150 mm dia.

80 mm dia. boring etc.

150 mm dia. boring etc. top enlargement

Supply of PVC pipes & fittings Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS : 1239 (Part - I). (A) PVC Pipes.

80 mm dia

150 mm dia

Supplying high density polythene strainer of approved make with adapter conforming to I.S. specifications. 80 mm dia

Supplying, fitting and fixing steel cutter piece upto 450 mm long with sockets. 75 mm dia

Supplying,fitting and fixing check valve (horizontal) G.M. tested to 21 kg per sq. cm. 50 mm

Supplying, fitting and fixing heavy type bell mouth reducing socket. 75 mm X 150 mm

Supplying, fitting and fixing G.I. cap at top. 150 mm.

Washing and developing tube-well with air compressor pump and engine for 8 (eight) hours continuous pumping per day with necessary arrangement for testing the yield in gallons per hour with ‘V’ notch including hire and labour charges for all tools and plants and scaffolding as required complete in all respect.

Packing the annular space between the outside of the tube-well pipes and strainers and the bore with pea size washed gravel of approved quality having size from 2 mm to 5mm or the size approved by the Engineer in charge including cost of all materials, labour and equipments complete

Labour for making arrangement for showing verticality test including the cost for hire charges of tools and plants, scaffolding labour etc. all complete.

Collecting sample of water for bacteriological and chemical Test from any depth at any time during execution at work including hire and labour charges for tools and plants and sterilizing the equipment paying all charges and fees, testing etc. complete in all respect as per direction.

Geophysical investigation of the aquifer by electro logging system with all tools and plants as necessary including supply of necessary part.

Supplying & laying of 3 core submersible flat cable 2.5 sq.mm. (makePolycab/Mescab/Havells)

Supplying & installation of 3 – phase, 3 H.P. KSB makeSubmersible Pump Motor Set.

Supplying & installation of panel board containing starter, ammeter, valt meter fuse with inter connection the equipment by copper wire.

Supplying, fitting and fixing Peet's valve fullway gunmetal standard pattern best quality of approved brand bearing I.S.I. marking with fittings (tested to 21 kg per sq.cm.).50 mm dia.

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80 (medium duty) conforming to ASTMD – 1785 and threaded to match with GI Pipes as per IS : 1239 (Part – I). with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, long screw, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, making threads, fitting, fixing etc. complete in all respect including cost of all necessary fittings as required, jointing materials and two coats of painting with approved paint in any position above ground. For Exposed Work PVC Pipes.

40 mm dia.

50 mm dia

Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. In ground floor including roof.

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes.Pakur Variety. M 20.

Brick work with 1st class bricks in cement mortar (1:6) in foundation and plinth .

Special Note : 1. Specification of the Individual item would be followed as per presidency circle schedule P.W.D. Govt. of West Bengal, currently in vogue. However, the payment would be made as per actual work done and joint measurement at site. 2. Steel and cement to be supplied by the agency at their own arrangement and the rate should be quoted accordingly, Cement - JINDAL (JSW), A.C.C., Ambuja, Ultratech brand to be supplied and steel - SAIL, SRMB, TATA, RINL brand to be supplied, if any. For Ready Mix Concrete, any of the following brand should be used by the vendor; Ultratech / Ambuja / A.C.C. / JSW. All challans copy of RMC, duly authenticated by the agency, have to be submitted to this Company. 3. All information regarding site conditions would be obtained before quoting their rates. 4. The security deposit should be deducted by the company as per prevailing rules. The said security deposit shall be refunded on the expiry of six (6) months (as defect liability period) after completion of the work. Refund of security deposit shall be allowed till the final bill has been prepared and passed. 5. The rate of GST will be effected separately, as applicable. 6. The IT and any other Tax, as applicable, would be deducted from the bill amount.

FABIAN ENTERPRISE (BID ID -5800890)

AAN ENTERPRISE (BID ID -5800899)

AMRIN ENTERPRISE (BID ID -5800925)