8765 SPECIAL REPAIRS TO ROOF, WALLS AT CERTAIN LOCATIONS AF STATION BAREILLY

Amount

Removal of existing treatment from roof including brick tiles laid dry etc any thickness or description complete including removing the debris off the premises all as specified .

Demolition of Mud in roofs, any thickness, including plastering and leeping (whether full thickness removed or only a part thereof) complete all as specified and directed.

M&L for providing cement concrete type B0, 1:2:4 using 12.5mm graded aggregate as in leveling course on roof complete including necessary formwork all as specified.

M&L for providing 90-100 micron thick polymeric water proofing membrane over leveling coarse on approachable roof with following Specifications : 1. Average 10mm thick plaster in CM 1:3 mixed with polymer based water proofing compound when leveling coarse is still green. 2. After the surface is fully dried, apply a coat of bituminous primer @ 0.30 liters/Sq.m. 3. After primer, the entire roof surface shall be applied with hot, blown bitumen grade 85/25 confirming to IS-702 @ 1.2 Kg/Sq.m 4. Over hot bitumen, polymeric water proofing membrane consisting of 90 to 100 micron thick central core of HMHDPE film and standard weight 3 Kg/Sq.m shall be laid with 100mm side lap/end lap on prepared surfaces as per manufacture’s instruction. 5. Laying brick tiles laid over a bedding layer of 20mm screed in CM 1:4 mixed with polymer based liquid water proof additive @ 5% by weight of cement or as per manufacturer’s instructions and tiles joints shall be filled with polymer based cement proof joint filler of approved make complete all as specified and directed.

M&L for cutting out crack in V section in existing roof, chajjas or similar work up to 40mm deep and cleaning the same with water jet to get rid of any loose material and wetting, grouting with cement & sand mortar 1:3 mixed with liquid WPC all as directed.

M&L for providing cement concrete type B1, 1:2:4 using 20mm graded aggregate as in lintels up to 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, copings, bed plates etc complete including necessary formwork all as specified.

Demolition of cement concrete (un reinforced) of any description and in any position not otherwise specifically provided for all as specified and as directed.

Demolition of brick work or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and precast concrete articles all as directed.

M&L for brick work with fly ash bricks straight or curved on plan exc. 6m mean radius using old size bricks built in cement mortar (1:6) all as specified.

Taking up or down galvanized steel tubing 15mm bore with fittings.

Taking up or down galvanized steel tubing 20mm bore with fittings.

S&F GI tubes 15mm bore dia medium grade galvanized, with all fittings and fixed complete to walls and ceilings or laid in floors complete including cutting chases for concealing the pipes and making good the disturbed surfaces all as specified and as directed.

S&F GI tubes 20mm bore dia medium grade galvanized, with all fittings and fixed complete to walls and ceilings or laid in floors complete including cutting chases for concealing the pipes and making good the disturbed surfaces all as specified and as directed.

S&F rotational moulded polyethylene water storage tanks, three layered of capacity 500 ltrs (cylindrical vertical with closed top) hoisted and fixed in position complete including necessary GI tank nipples, taking down existing unserviceable tank all as specified and as directed by Engineer-in-charge.

S&F in repairs Ball valves 20mm bore dia, high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed [Minimum weight: 210gms] all as specified including taking down existing unserviceable valve.

S&F in repairs 20mm bore gun metal globe or gate valve with iron wheel heads Class-II, screwed both ends for iron pipe all as specified.

Taking down cement plaster on brick or stone walls including raking out joints, hacking for key, scrubbing down with water etc. to receive plaster

M&L for rendering 15mm thick in CM (1:4) on brick or concrete surfaces finishing even and smooth without using extra cement complete including mixing liquid water proofing compound, work at heights up to 12m from GL including all necessary scaffolding arrangement complete all as specified and as directed. [Note: Supply only water proofing compound shall be measured and paid separately]

M&L for rendering 15mm thick in CM (1:6) on concrete/ brick masonry surfaces, finished even and smooth without using extra cement complete all as specified and as directed.

M&L for rendering 10mm thick in CM 1:3 on surfaces of ceiling finished even and smooth without using extra cement complete including brushing neat cement slurry with 3 kg of cement per sq.m. preparatory to rendering complete all as specified and as directed.

Supply only liquid water proofing compound. [Make: Conplast X421 IC of make: M/s Fosroc Chemicals India (P) Ltd. or equivalent in M/s Pidilite Industries Ltd./ M/s Sika India Pvt. Ltd./ M/s Structural Water Proofing Co. Pvt. Ltd./ M/s BASF India Ltd.]

M&L for applying 1.5mm thick white cement based putty including sand papering the puttied surfaces to form an even and smooth surface all as specified and as directed

M&L for complete removal of existing treatment by scrapping with mechanical wall sander (having mechanical vacuum mechanism) having RPM not less than 1500, sanding pad of 80 Grit having dia of 7"/9" to make the surface free from dust, loose paint etc. by skilled labour complete all as directed.

M&L for applying a priming coat of exterior primer over new or untreated plastered surfaces with fully automatic airless spray machine with a flow speed of min 1 ltr per minute having a pressure of 3300 PSI, and applying two coats of weather proof exterior emulsion paint of five different shades in camouflage pattern (Specific pattern as directed by Engineer-in-Charge) by allowing 6-8 hrs to dry the surface for painting of subsequent coats complete all as specified and directed.

M&L for preparation of new plastered surfaces of walls and applying two coats of white cement based putty including sand papering the puttied surfaces to form an even and smooth surface, and applying two coats of oil bound distemper using Airless spray technology with max working pressure of 3300 PSI and capable of operating single spray gun with a max material hose length of 30 mtr the spray machine should be of reputed manufacturer with pro guard technology and capability of tracking pressure and paint usage and certified by paint manufacturer and as mentioned in PS and accessories for applying distemper should be able to spray in hard to reach areas and penetration of distemper on the surface complete all as specified and directed.

M&L for preparation of new plastered surfaces of ceiling and applying three coats of white wash complete all as specified.

M&L for preparation of new plastered/ old decorated surfaces of walls and applying two coats of white wash all as specified and as directed.

Deduct: Amount of Schedule of Credit b/f from Sl. Page No. 16 of tender document i.e. Rs. 11,335.00

UTTRAKHAND BUILDERS

M/s M Aali construction co

Shikhar ji Enterprises

Builders Harpal