ADDITION/ ALTERATION AND SPECIAL REPAIRS TO BLDG NO. P-52 (SENIOR SECONDARY SCHOOL) AT KADAMBA VANAM AND PROVISION OF HARD STANDING WITH COVERED SHED AT INWTC, NAVAL BASE KARWAR

Amount

Surface excavation not exc 30 cm deep and averaging 15 cm deep and getting out in in hard and dense soil complete all as specified and directed.

Excavating in post holes (or similar holes) each not exc 0.5 cum, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance not exc 50 m and making good surface complete all as specified and directed.

M & L for cement concrete 1:3:6 type C-2 using 40 mm graded mechanically crushed stone aggregate as in foundation filling and mass concrete complete all as specified and directed.

M & L for hardcore of gauge not exc 63 mm, deposited, spread and levelled in layers not exc 15 cm thick, watered and rammed to a true surface complete all as specified and directed.

M & L for plain cement concrete 1:4:8 type D2 using 40 mm graded stone aggregate as in foundation & filling in mass concrete complete all as specified and directed.

M & L for providing 75 mm thick, plain cement concrete type B-2, (1:2:4) using 40 mm graded aggregate as in floors complete all as specified and directed.

M & L for precast cement concrete type B-1 1:2:4 using 20 mm graded stone aggregate as in kerbs stones (road edge), fectory made, hydraulically pressed and set in cement mortar 1:4 complete (size of block 350 mm x 250 mm x 150 mm approx) including excavation and earth work complete all as specified and as directed.

M & L for Steel work in tubular trusses, purlins, rafter etc. including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS 1161-1979 grade St.-240 complete all as specified and directed.

M & L for pre-painted galvalume aluminium zinc coated GI based corrugated steel sheet 0.5 mm thick of any colour having tensile strength of 550 MPa as in roof covering/ cladding to wall, fixed with self tapping screws complete all as specified and directed.

M & L for preparation of new steel surfaces of any description, over 10 cm in width or girth, not otherwise described and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified.

Removing excavated material exc. 250 m but not exc. 500 m and depositing where directed complete all as specified and directed.

M & L for removing existing water proofing treatment of any description from roof slabs, cleaning the surface using wire brushes etc., roughening the concrete surfaces, picking, sweeping clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.00 Kg of cement per Sqm (where PCC padding is to be provided) complete all as specified and directed (for tank portion with side wall).

M & L for PCC 1:2:4 type B-0, 25 mm thick (using 12.5 mm graded stone aggregate) as in roof padding complete all as specified and directed.

M & L for bedding layer in CM 1:4, 10 mm thick on concrete surfaces mixed with WPC @ 2% by weight of cement finished the surface fair and even, complete all as specified and directed. NOTE: WPC shall be measured and paid separately under respective item.

M & L for preparing the roof surfaces with clean, dust free on dry surfaces for water proofing treatment as follows: (a) Providing minimum slope using CM 1:3, cleaning the surface eliminating sharp edges. (b) Applying one coat of water based bitumen emulsion primer @ 0.3 Kg/Sqm on the surface to be water proofed. (c) Applying a coat of hot blown bitumen 85/25 @ 1.2 Kg/Sqm on the primed surface. (d) Laying 4 mm thick polymeric membrane on the hot bitumen applied surface. With operlaps maintained at 10 cm and completely thermo-fused by flame torch. (e) Finishing with a coat of bituminous aluminium primer @ 100 gms/Sqm complete all as specified and directed.

Supply only integral water proofing compound complete all as specified and directed.

Taking down cement plaster on brick or stone walls etc. including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

M & L for rendering 15 mm thick on fair faces of brick work or concrete surfaces in CM 1:6 finished even and smooth without using extra cement complete all as specified and directed.

M & L for preparing plastered surfaces and applying two coats of distemper oil emulsion including one coat of putty preparatory to distempering on walls complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and removing all the rubbish as directed by Engineer-in-charge complete all as specified and directed.

M & L for vitrified tiles light shade 10 mm thick (Square/Rectangular) polished area of each tile not exc 0.36 Sqm in floor etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles complete all as specified and as directed. NOTE: The colour of tiles shall be approved by Engr-in-Charge.

M & L for non-skid ceramic tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.11 Sqm but not exceeding 0.18 Sqm, in floors etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specified and as directed.

M & L for 15 mm thick screed bed or bedding layer of mortar for laying floor finishes in CM 1:6 complete all as specified and directed.

M & L for machine cut Kota stone slab flooring 20-25 mm thick, laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and mirror polishing complete all as specified and directed. NOTE: Size of kota stone shall not be less than 60 cm x 60 cm.)

M & L for 20 mm thick screed bed or bedding layer in CM 1:6 to receive topping layer such as tiling etc. complete all as specified and directed.

S & F vitreous china wash down water closet (pedestal pattern) white, including fixing bolt and necessary connection with existing pipes complete all as specified and directed. NOTE: Quoted rate shall exclude for flush pipe, cistern & seat cover and the same shall be paid under respective items of the Sch.

S & F in repairs PVC low level flushing cistern white 10 Lit capacity and connections to pipe complete all as specified and directed.

S & F plastic water closet seat and cover, black, closed pattern with flat bottom suitable for pedestal/ semi pedestal pattern water closet and mild steel chromium plated or aluminium hinging device complete all as specified and directed.

S & F health faucet stainless steel cleaning system with connect pipe and hook (Chorme) complete all as specified and directed MAKE: Hindware Cat Part No 511677 or equivalent make as specified here-in-after.

M & L for PVC (SWR) pipe single socketed in any length with rubber ring joints fixed to floor including fitting of 110 mm bore complete all as specified and directed.

Demolition of cement concrete (un-reinforced) of any description and at any position all as specified and directed.

SIRI SALES AND SERVICES

Bidder Name

S M Shetty

SIRI SALES AND SERVICES