West Bengal Surface Transport Corporation Limited Tender

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. 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.

Cement concrete with graded stone ballast (40 mm size excluding shuttering) In ground floor [Pakur Variety] 1:3:6 proportion

Supplying ready mixed concrete of M 25 Grade with well graded stone chips of 20 mm nominal size containing designed quantity of cement per Cu.m of wet concrete produced in computerised batching plant under controlled condition using approved super plastisizer, designing concrete mix following I.S. 10262 and I.S. 456, transporting the mix with agitation in transit mixer to work site depositing the mix on a platform erected for the purpose at required levels of concreting and then placing the mix in its final location of form work compacting and curing the same complete as per specification & direction of the Engineer-in-charge including computerised batching plant transit mixer with all accessories vibrators etc. inclusive of all other incidental charges in this connection complete but excluding cost of hire charge of platform and its supporting staging which would be paid through separate item. [cement to be supplied by the Manufacturer/ supplier]In Ground Floor and Foundation

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 charge.

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 up to 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.

i) 15 mm dia. medium quality

ii) 25 mm dia. medium quality

iii) 40 mm dia. medium quality

iv) 50 mm dia. medium quality

v) 100 mm dia. medium quality

Supplying, fitting and fixing G.I. pipes of TATA make with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, 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. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. Payment for painting will be made seperately) For Exposed Work.

i) 15 mm dia. medium quality

ii) 25 mm dia. medium quality

iii) 40 mm dia. medium quality

iv) 50 mm dia. medium quality

v) 100 mm dia. medium quality

Supplying, fitting and fixing in position reinforced cement polymer concrete manhole /gully pit cover with matching frame.As per I.S-12592(M.D). 35 MT load bearing capacity round manhole cover provided with two lifter hooks fitted with matching frame of size. Cover: 700 mm X 100 mm Frame: 910 mm X 185 mm opening: 560mm Weight: 245 kg (approx)

Brick work with 1st class bricks in cement mortar (1:6). In super structure ground floor.

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-Lafarge, A.C.C., L & T, Ambuja, Ultratech brand to be supplied and steel - SAIL, SRMB, TATA brand to be supplied, if any. For Ready Mixed Concrete, any of the following brand should be used by the vendor; Ultratech / Lafarge / ACC / L & T. 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 Ten percent (10%) of the billed amount of the work and shall be deducted by the company. 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 not 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