CERTAIN REPAIRS TO ROOF COVERING OF BLDGS OF SOUTH SIDE IN TECH AREA AT AIR FORCE STATION JODHPUR

Amount

Taking down old exising roof treatment (APP membrane and plaster) including roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust, etc. including removing debris out site of MD land complete all as specified & directed by the Engineer-in-Charge.

Dismantling of wall & ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/blankets, any thickness, including hangers etc complete all as specified and directed.

Taking down cement or cement lime plaster any description on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and as directed by Engineer-in-Charge.

M&L for rendering 15 mm thick in CM 1:4 on stone masonry/PCC block masonry/concrete surfaces finished even and smooth without using extra cement complete all as specified and as directed by Engineer-in-Charge.

M&L for rendering 10mm thick in CM 1:3 on ceiling of concrete surface and finishing the surface even and smooth all as specified and directed.

M&L for preparation of new plastered surface and applying two coat of water based weather proof exterioir emulsion paint in camouflage/CCD pattern on brick, stone, concrete or plaster surface up to 10m height from GL of any description over 10cm girth or width, not otherwise described including preparation old surface complete all as specified and directed.

M&L for preparation of new plastered surfaces and applying two coat of white wash on ceiling complete all as specified and directed.

S&F mild steel rolled sections as in roof trusses (framed), trussed purlins crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle channel or flat sections) including distance pieces, cleats etc conforming to Fe 290, Gde E-165, quality A including dismantling of old rusted steel work complete all as specified and directed.

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

Supply & fix pre-painted galvalume GI based corrugated 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 including dismantling of old unserviceable, rusted, broken sheets complete all as specified and as directed by Engineer-in-Charge.

Supply & fix pre-painted galvalume GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding tow wall, fixed with self tapping screws including dismantling of old unserviceable, rusted, broken sheets complete all as specified and as directed by Engineer-in-Charge.

S&F in repair powder coated GI grid frame work for false ceiling fixed with screw suspended with 6mm dia GI (upto 1200 mm length) adjusting level fixed to roof slabs by means of ceiling cleates made out of GI flat 40 x 3 mm size 60mm long complete all as specified and as directed.

S&F in repair anodised aluminium snap grid frame work for false ceiling including necessary fittings, screws, wire etc complete all as specified and directed.

S&F 5 to 6 mm thick PVC ceiling board fixed in flat surfaces on snap grid frame work complete all as specified and directed. (Note : Frame work for ceiling shall be measured and paid separately.)

S&F 7 to 8 mm thick exposed metal frame ceiling with calcium silicate board of siliceous and calcareous material reinforced with cellulose fibre for fixing in 600 mm x 600mm grid and applying two coat of oil bound distemper white or tinted complete all as speecified and directed. (Note : Frame work for ceiling shall be measured and paid separately.)

Dismantling ceiling board of any description and refixing of same ceiling boards on existing framework after applying two coat of oil bound distemper white or tinted complete all as specified and as directed by Engineer-in-Charge.

M&L for min 40 mm thick cement concrete 1:2:4 type B-0 m (12.5 mm graded stone aggregate) as in padding, finishing surface of concrete topping even and smooth without using extra cement including demolition of old cement concrete complete all as specified and directed.

M&L for 10 mm thick rendering in Cement Mortar 1:3 with water proofing compound @ 3% by weight of cement, on existing concrete surfaces on roof, finishing even and smooth without using extra cement complete all as specified & directed by the Engineer-in-Charge. Note:- Water proofing compound shall be paid seperately as supply only.

M&L for brushing neat cement slurry with 3.0kg of cement per sqm complete all as specified and as directed by Engineer-in-Charge.

M&L for preparing new surfaces of roof and applying two coats of Polyurethene (PU) acrylic based Water proofing liquid compound over and including a coat of diluted elastomeric self primer and reinforcement fabric sheet as per manufacturer's instruction to stop leakage/seepage from roof/wall complete all as specified and directed by the Engineer-in-Charge. Note :- Quoted rate shall be deemed to be included for work in buildings/ structure of any height.

Supply and laying of atactic polypropylene modified polymeric standard membrane of weight not less than 3 kg/sq.m, made out of 90 micron high density polyethylene film sand witched between two layers of polymeric (ATACTIC POLY PROPYLENE BASED) bitumen and finally laminated on both sides with 20 micron HMHDPE film laid over and including a priming coat of bituminous primer applied @ 0.3 litre/sq.m, with 100mm overlap of the membrane shall be fused uniformly by LPG torch flame and applying hot blown bitumen 85/25 grade @1.20 kg/sqm and the entire surface shall be painted with a coat of bituminious aluminium paint @100 ml/sqm complete all as specified and as directed by Engineer-in-Charge.

Supplying only Integral waterproofing compound complete all as specified and as directed by Engineer-in-Charge.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning, etc. & hositing if required reconnecting & re-fixing in position exc 250 & n exc 500 Ltrs complete all as specified and as directed by Engineer-in-Charge.

S&F 500 ltrs capacity rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top), hoisted and fixed in position all as specified in SSR Part-I connecting up pipes including 20 mm bore ball brass valves high pressure of PTMT with epoxy coated aluminium rodd & high density plastic ball screwed for iron pipe and fixed (Minimum weight of ball valve-210 grms) including dismantling existing tank and removing from site complete all as specified and as directed by Engineer-in-Charge.

S&F 1000 ltrs capacity rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top), hoisted and fixed in position all as specified in SSR Part-I connecting up pipes including 20 mm bore ball brass valves high pressure of PTMT with epoxy coated aluminium rodd & high density plastic ball screwed for iron pipe and fixed (Minimum weight of ball valve-210 grms) including dismantling existing tank and removing from site complete all as specified and as directed by Engineer-in-Charge.

Taking down and refixing after cleaning old steel tubing & connections in new or old position (Walls, ceiling, floors etc.) of 20mm bore complete all as specified and as directed by Engineer-in-Charge.

Taking down and refixing after cleaning old steel tubing & connections in new or old position (Walls, ceiling, floors etc.) of 15mm bore complete all as specified and as directed by Engineer-in-Charge.

S&F GI Tubes "medium grade" with all fitting & fixed complete to walls & ceilings or laid in floors of 20mm bore including taking down old steel tubing complete all as specified and as directed by Engineer-in-Charge.

S&F GI Tubes "medium grade" with all fitting & fixed complete to walls & ceilings or laid in floors of 15 mm bore including taking down old steel tubing complete all as specified and as directed by Engineer-in-Charge.

S&F PVC (SWR) pipes 75mm bore single socketed in any length with rubber ring joints fixed to walls including taking down old pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

S&F PVC (SWR) pipes 110mm bore single socketed, in any length with rubber ring joints fixed to walls including taking down old pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

M&L 75 mm PVC (SWR) bends of any radius complete all as specified and as directed by Engineer-in-Charge.

M&L 110 mm PVC (SWR) bends of any radius complete all as specified and as directed by Engineer-in-Charge.

BEYLIM INFRA (BID ID -3297967)

VIKAS CONSTRUCTION CO. (BID ID -3297640)

Om Trading Corporation (BID ID -3297829)

GANGADHAN ENTERPRISES (BID ID -3297807)

M/s RKG CONSTRUCTIONS (BID ID -3297768)

M/S KAUTILYA GARG (BID ID -3295764)

Keystone Constructionare (BID ID -3297420)