PROVN OF MASTIC FLOORING AND REPLACEMENT OF OLD SHEETS WITH GALVALUME IN BLDG NO P-56 OF ASC AT LEBONG UNDER AGE(I) DARJEELING

Amount

M&L for hardcore using broken stone or boulders of gauge n exc. 63mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface, complete all as specified and directed.

M&L for 100 mm thick plain cement concrete(1:3:6), type C2 (using 40 mm graded stone aggregate) as in flooring, plinth protection, hard standing, path etc including finish the surface rough to receive screed bed, complete all as specified and directed.

M&L for 40mm thick plain cement concrete(1:2:4), type B-1, (using 20mm graded stone aggregate) as in sub-base, sub-floors, floors, pavings, roof treatment etc, all as specified and as directed.

M&L for 25mm thick bitumen mastic flooring is made out of (a) Well graded fine aggregate of crushed stone screenings. (b) Lime stone dust as a filler. (c) Coarse aggregate in the size of 6mm and (d) high viscose grade of bitumen having a softening point of 65 to 100 degree celsius and a penetration of 5 to 20. Bitumen grade of 85/25 industrial bitumen or 90/15 blow bitumen (considering bitumen content 13% by mass of total mastics as per IS: 13026-1991), complete all as specified and directed.

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings, complete all as specified and directed.

S&F of pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws, all as specified and directed.

S&F of 2mm thick fibre glass reinforced translucent corrugated sheeting with two corrugations side lap fixed with coach screw and washer in roof, wall etc., complete all as specified and directed.

S&F of pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws, all as specified and directed.

Dismantling unframed timber scantlings 40 sq. cm and over in section, in any position, complete all as specified and directed.

M&L for well seasoned second class hard wood timber scantling (clean sawn) in timber fixed work, complete all as specified and directed.

Dismantling boarding, any description, fixed in any position with nails, complete all as specified and directed.

S&F of 20mm thick second class hardwood boarding planed one side and edges tongued and grooved or rebated with butt joints as in shelves of cupboards, racks and pelmets, eaves board fixed with nails in any situation (except flooring and skirting), complete all as specified and directed.

S&F in repairs of 25mm thick second class hardwood weather boarding, clean sawn, rebated on thick edge to give 20mm laps and fixed including replace old or decayed boarding in patches, including cutting out old, piecing, heading joints etc., and removing dismantled boarding to store, complete all as specified and directed.

M&L for preparing surfaces of wood and wood based materials, new or old of any description and girth, not otherwise described and treated with one coat of creosote oil, complete all as specified and directed.

M&L for preparation of new wooden or wood based surfaces of any description over 10 cm width or girth not otherwise described and applying two coats of synthetic enamel paint over a coat of pink primer, complete all as specified and directed.

Note 1:- (Applicable for all parts/items) : The bidders/contractors are advised to read tender document, all drawings & all corrigendum / amendments and general condition of contracts before entry / quoting the rates. Note 2:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount.

HIRA SINGH (BID ID -3166253)

SANJAY KAUSHIK (BID ID -3168610)

GEETA CONSTRUCTION (BID ID -3168288)

RAI CONSTRUCTION (BID ID -3166152)