CA NO CWE/AMB/NORTH-42 OF 2024-25 REPAIR TO ROOF PLASTERING BRICK WORK IN CERTAIN OFFR MD ACCN OF AGE B/R I AREA UNDER GE (NORTH) AMBALA CANTT

Amount

Demolition of mud in roofs, any thickness, including plastering and leeping (whether full thickness removed or only a part thereof) and removing old tar felt, all loose dirt, cement plaster, cleaning the concrete surface including removal & cleaning of vegetation, fungus, moss small trees etc from the roof top with wire brush and washing the roof surface with water to remove all dirt, dust, mud etc complete all as specified and directed.

M&L for providing and laying 3mm thick APP (atactric polypropylenepolymer) modified prefabricated five layer weight not less then 3.60 kg /Sqm water proofing membrane black finish reinforced with non woven polyster matt, make as approved consisting of a coat bitumious primer @ 0.40 ltr /Sqm by the same membrane manufactures of density 0.87 to 0.89 kg/ltr at 25'C temprature and viscosity 70–160 cps over the primer coat, the layer membrane shell be laid using butane torch and sealing all joints etc after preparing the surface complete as per standred practice as per manufactures instructions. The vital physical and chemical parameters of the membrane shell be under :– (i) Joint strength in longitudinal and transverse direction at 23'C at 650/ 450 N /5 cms (ii) Tear strength in longitudinal and transverse direction at 300/250N/5 cms. Softing point of membrane not less then 150'C when tested in accordance with ASTM (d–5147) (iii) The laying of membrane shell be got done through the authorised applicator of manufactures of membrane only complete all as specified and directed.

M&L for preparation of any description wood, steel, iron, concrete, brick, stone or any other surface of wall /roof applying of two coats of heat resistant paint complete all as specified and directed.

Dismantling of brick tiles or terracing tiles, single layer on roofs and removal of old material to distance exc 250 mtr n exc 500 mtr complete all as specified and directed.

Material & Labour for cutting grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3, complete all as specified and directed.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position and cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc. complete all as specified and directed.

Demolition of brickwork or stone/ boulder masonary, built in cement mortar including all quoins, arches, pillars etc, including stacking of servisable bricks and removal of debries to distance exc 250 mtr and n exc 500 mtr complete all as specified and as directed.

M&L for brickwork with sub–class 'B' bricks, straight or curved on plan to any radius brick thick walls built in CM 1:6 complete all as specified and directed.

M&L brick work with sub class 'B' old size bricks using old servicable bricks including cleaning of old bricks straight or curved on plan exceeding 6 metre mean radius built in cement mortar 1:6 complete all as specified and directed.

Taking down cement or cement lime plaster of any description on brick or stone walls etc including racking out joints, hacking for key scrubbing down with water etc and removal of old material to distance exc 250 mtr n exc 500 mtr in low lying area complete all as specified and directed.

M&L for rendering 10mm thick in cement plaster 1:6 on any faces of brick work or concrete wall surfaces and finished even and smooth without using extra cement up to height of double storey bldg, including necessary scaffolding etc complete all as specified and directed.

M&L for rendering 5mm thick on ceiling surfaces of brick work or concrete wall surfaces in cement mortar 1:3 and finished even and smooth without using extra cement complete all as specified and directed.

M&L for rendering 15mm thick in cement plaster 1:4 mixed with WPC on any faces of brick work or concrete wall surfaces and finished even and smooth without using extra cement up to height of double storey bldg, including necessary scaffolding etccomplete all as specified and directed. (WPC will be paid separately).

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

M&L for preparation of new plastered /undecorated surfaces of walls, pillers, cornices etc by scrapping down smoke soot, moulds, moss, efflorescent salts, trading oil and greasy spots and scrapped surface area to obtain smooth finishing as required and applying two or more coats of 100% premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm, of required shade and colour complete, as per manufacturer's specification and using roller brush, complete all as specified and directed.

M&L for preparation of new plaster surface on walls and applying two coats of oil bound distemper over a coat of alkali resistant primer complete all as specified and directed.

M&L for preparation of new plastered surface of ceilling applying three coat white wash complete all as specified and directed.

M&L for preparation of old decorated surfaces of walls, pillers, cornices etc by scrapping down smoke soot, moulds, moss, efflorescent salts, trading oil and greasy spots and scrapped surface area to obtain smooth finishing as required and applying two or more coats of 100% premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm, of required shade and colour complete, as per manufacturer's specification and using roller brush, complete all as specified and directed.

S&F in repair for 500 litres rotational moulded polyethylene HDPE water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position, connecting up pipes, securing access covers etc., and including 20mm bore tank nipple & one 20mm GI union at outlet and including 20mm ball valve with float and flynut screwed to pipe including dismantling of water tanks and removing to store all as specified in SSR Part–I complete all as specified and directed.

S&F in repair for 20mm bore gun–metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Supply and fixing in repair of GI tubing, ISI Marked, 20mm bore, `medium grade, with all fittings and fixed complete to walls and ceilings or laid in floors including necassary cutting/chasing/pinning in wall and making good the disturbed surfaces as per existing whereever required , including taking down of old tubing as existing at site and removal, complete all as specified and as directed.

Refixing old steel tubing 20mm bore and connections in new or old position fixed complete to walls and ceilings or laid in floors including necassary cutting/chasing/pinning in wall and making good the disturbed surfaces as per existing whereever required , including taking down of old tubing as existing at site complete all as specified and as directed.

Supply and fixing in repair of GI tubing, ISI Marked, 15mm bore, `medium grade, with all fittings and fixed complete to walls and ceilings or laid in floors including necassary cutting/chasing/pinning in wall and making good the disturbed surfaces as per existing whereever required , including taking down of old tubing as existing at site and removal, complete all as specified and as directed.

Refixing old steel tubing 15mm bore and connections in new or old position fixed complete to walls and ceilings or laid in floors including necassary cutting/chasing/pinning in wall and making good the disturbed surfaces as per existing whereever required , including taking down of old tubing as existing at site complete all as specified and as directed.

S&F in repair 20mm bore ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified and directed.

Supply and fixing in replacement of 110mm dia uPVC soil, waste, drain pipe, type ‘B’, conforming to IS 13592-1992, single socketed, in any length, with rubber rings joints or jointed with solvent cement, fixed to walls including dismantling of old pipe as existing and removal from site complete all as specified and directed. Note- Rubber rings for pipes and fittings shall conform to IS 5382-1985.

Fixing only 110mm bore PVC (SWR) pipes single socketed, in any length on same or other location ,obtained from dismantling of old pipe as existing and removal from site complete all as specified and directed.

S&F for 110 mm dia PVC (SWR) bends any radius complete all as specified.

S&F for stack clamp made out of 50mm x5mm flat iron stays including bolt and nuts and securing ends of stays to walls or roof for 110mm bore pipe complete all as specified and directed.

M&L for PCC 1:2:4 type B–0 (using 12.50 mm graded crushed stone aggregate) as in PCC padding, paving, coping, roof kerbs or mud stops, rounded, door cill, hold fast and other like works complete all as specified and directed.

S&F for cement concrete tiles 30cm x 30cm x 20mm thick, machine pressed, set jointed and pointed in neat cement slurry in roofs, laid over and including 15mm thick screed bed in CM (1:6)and jointed flush in CM (1:3) mixed with 5% crude oil by weight of cement complete all as specified and directed.

Note:- Amount of credit of Rs. 40830.00 for retrieved materials is mentioned in Schedule of Credit Page No. 17 of tender documents in pdf form which will be deducted offline while acceptance of tender.

M/s Gautam Electro Engineers (BID ID -3184811)

Swami Enterprises (BID ID -3190274)

Peerzada And Sons (BID ID -3184704)

Durga Enterprises (BID ID -3184649)

power house batteries (BID ID -3184675)