PROVN OF SHED HARDSTANDING, FLAME PROOF LIGHT AND MISC WORKS AT AF STATION BARRACKPORE UNDER GE (AF) BARRACKPORE

Amount

Excavating over areas n exc1.5 m deep and getting out in soft/losse soil complete all as specified and directed.

Excavating over areas exc 1.5 m but n. exc 3 m deep and getting out in soft/losse soil complete all as specified and directed.

Excavation in trenches n. exc 1.5 m wide and n. exc 1.5 m in depth for foundation etc or for shafts, wells, cess pits man holes, pier holes etc n.exc 10 sqm on plan and n.exc 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed.

Material and labour for PCC (1:2:4) type B2 (using 40 mm graded stone aggregate ) as in foundation, filling and mass concrete complete all as specified and directed.

Material and labour for reinforced cement concrete M-25 (Design Mix) (using 20mm graded stone aggregate) as in foundations, including rafts, footings, foundation beams, plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and directed.

Material and labour for reinforced cement concrete M-25 (Design Mix) (using 20mm graded stone aggregate) as in columns, pillars, piers, posts and struts complete all as specified and directed.

Material and labour for mild steel TMT bars 10mm dia and over, cut to length bent to shape required, including cranking bending spirally for hooping for columns , hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia or securing with clips complete all as specified and directed.

All as per item No 7.00 above but 6mm dia and over upto 10mm dia for stirrups, spacer, binders and -ditto-.

Material and labour for rolled mild steel in compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc conforming to Fe-410-W (Gde-E-250) quality-A complete all as specified and directed.

Material and labour for mild steel rag or lewis bolts, diameter of neck 20 mm, screwed one end, with hexagonal or square nuts and washers, the other end enlarged and jagged or lewised, length of bolt exc 15cm and n exc 30cm long complete all as specified and directed.

Material and labour for rolled mild steel 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-410-W (Gde-E-250) quality-A complete all as specified and directed.

Supply and fix 0.50mm thick pre-painted galvalume aluminium Zinc coating GI based corrugated / semi corrugated steel sheet of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as per manufacturer instruction complete all as specified and directed.

Supply and fix 0.50mm thick pre-painted galvalume aluminium Zinc coating GI based plain steel sheet of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws as per manufacturer instruction complete all as specified and directed.

Material and labour for mild steel framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc. conforming to Fe.290.Gde-E-165 complete all as specified and directed.

Supply and fix 3.25 mm thick aluminium composite panel made out of 3 mm thick ACP comprising upper skin having 0.25 mm thick aluminium coil coating of approval (overall thickness 3.25 mm,weight.not less than 3.90 kg per sqm) and fixed to the mild steel frame work using stainless screws, nuts, bolts, washers, cleats, weather silicon non streaking sealants, backer rods etc as in wall claddings at any height as per manufacturer's instructions complete all as specified and directed. Makes Industries/Alucobond/Alstone Manufacturing Pvt Ltd. (Note: Frame Work shall be measured and paid separately)

Supply and fix 110 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint fixed to wall complete all as specified and directed.

Supply and fix 110 mm bore PVC (SWR) bend any radius complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 250mm in soft/loose soil, complete all as specified and directed.

Removing excavated material exc 250 m but not exc 500 m and depositing where directed at a level not exc 1.5 m above the starting point as in soft/loose soil complete all as specified and directed.

Material and labour for preparation of new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinch chrome primer complete all as specified and directed.

Demolition of cement concrete (unreinforced) in ground floors and paving n.exc. 15cm thick (below or above ground level) and removal of rubbish from the site complete all as specified and as directed.

Demolition of cement concrete (unreinforced) in above ground floors exc. 15cm thick (above ground level) and removal of rubbish from the site complete all as specified and as directed.

Material and labour for 100mm thick PCC (1:4:8) type D-2 (using 40mm graded stone aggregate) as in sub base of floor to receive floor finishes complete all as specified and directed.

Material and labour for cement concrete work in pavement/ hard-standing of flexural strength 40 kg/per square centimetre in field using 400 kg of cement per cubic metre, thickness of concrete 25 cm or less complete all as specified and directed.

Finishing of concrete surface by brooming whilst the concrete is green complete all as specified and directed.

Material and labour for forming construction joint 30mm deep x 10mm wide filled with sealing compound Grade `B' complete all as specified and directed.

Material and labour for brick work with fly ash bricks, modular size, straight or curved on plan exc 6m mean radius built in cement mortar (1:4) complete all as specified and as directed.

Materials and labour for 15 mm thick rendering on fair faces of brick work or concrete surfaces in cement mortar (1:4) and finished the surfaces even and smooth without using extra cement complete all as specified and as directed.

Materials and labour for finishing walls with Acrylic smooth exterior paint of required shade on new plastered surface in two coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm including preperation of surface complete all as specified and as directed.

Surface excavation n.exc 30 cm deep and averaging 15cm deep and getting out in soft/loose soil complete all as specified and directed.

Material and labour for hardcore of broken stone or boulder of gauge n.exc 63mm, deposited, spread and leveled in layers n.exc 15cm thick, watered and rammed to a true surface complete all as specified and directed.

Removing excavated material exc 50 m but not exc 250 m and depositing where directed at a level not exc 1.5 m above the starting point as in soft/loose soil complete all as specified and directed.

Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust, etc.including brushing neat cement slurry with 3 kg of cement per sqm complete all as specified and directed.

Material and labour for PCC (1:3:6) type C2 (using 40 mm graded stone aggregate ) as in foundation, filling and mass concrete complete all as specified and directed.

Materials and labour for sand filling under floors or in foundations including watering and consolidation complete all as specified and directed.

Material and labour for 80mm thick and M-40 Grade machine pressed precast cement concrete interlocking paver blocks of any shape and size confirming to IS-15658-2006 complete all as specified and directed.

Material and labour for cement concrete type B1 (1:2:4) (20 mm using graded stone aggregates) in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating including formwork complete all as specified and directed.

Material and labour for PCC (1:2:4) type B1 (using 20 mm graded stone aggregate ) as in surface channels or culvert or drains complete all as specified and directed.

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred /stopped ends etc complete all as specified and directed. Note:- Only inner girth shall be measured for payment.

Supply and fix 110 mm bore PVC (SWR) pipe single socketed, in any length with rubber ring joint laid in trenches or in floors complete all as specified and directed.

Demolition of brick work or stone boulder masonry, build in cement mortar including all quoins, arches, pillars etc. complete all as specified and directed.

Supply and fixing mild steel framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, or forged into spikes, framed guard bars; barred iron doors; ladders, framed balusters, walk ways; railings, framework of water tanks and similar work conforming to Fe.290 Gde-E-165 complete all as specified and directed.

Removing excavated material not exc 50 m and depositing where directed at a level not exc 1.5 m above the starting point as in soft/loose soil complete all as specified and directed.

Material and labour for flame proof light / light/ fan point wiring (concealed type) with single core PVC insulated unsheathed multistranded FRLSH copper conductor cable of 1100 volts grade size 1.5 sqmm (nominal area) in and including 20mm dia heavy duty rigid steel conduit with accessories including 1.2mm thick pressed steel terminal boxes in recess to existing wall surface with 3mm thick bakelite sheet top cover (ISI marked) fixed with chromium plated brass screws and cap washers suitable for housing switches, sockets and regulators with all fittings and fixing materials with one single core PVC insulated unsheathed multistranded FRLSH 1.5 sqmm (nominal area) copper conductor as earth continuity wire and connected to earth dolly complete all as specified and directed. Note: (a) Red coloured cable shall be used for live connection, black coloured cable shall be used for neutral connection and green coloured cable shall be used for earthing. Separate cable for earthing and neutral to be used for Each individual circuit from the distribution board. (b) Quoted rate shall be included for cuttings /chasing the wall and making good disturbed surfaces to fix steel conduit and MS terminal box.

Material and labour for light/fan point wiring (concealed type) with single core PVC insulated unsheathed multistranded FRLSH copper conductor cable of 1100 volts grade size 1.5 sqmm (nominal area) in and including 20mm dia heavy duty rigid non metalic PVC conduit with accessories including 1.2mm thick pressed steel terminal boxes in recess to existing wall surface with 3mm thick bakelite sheet top cover (ISI marked) fixed with chromium plated brass screws and cap washers suitable for housing switches, sockets and regulators with all fittings and fixing materials with one single core PVC insulated unsheathed 1.5 sqmm (nominal area) multistranded FRLSH copper conductor cable of 1100 volts grade as earth continuity wire and connected to earth dolly complete all as specified and directed. Note: (a) Red coloured cable shall be used for live connection, black coloured cable shall be used for neutral connection and green coloured cable shall be used for earthing. Separate cable for earthing and neutral to be used for Each individual circuit from the distribution board. (b) Quoted rate shall be included for cuttings /chasing the wall and making good disturbed surfaces to fix PVC conduit and MS terminal box.

Supply and fix flameproof switch LM6 body, rotary switch, SP, 16 Amps , IP66 protection die cast aluminium alloy for ON/OFF light / fan point to operate on single phase 230 Volts, AC with termination box certified by CIMFR and PESO certified IS-2145 complete all as specified and directed. Make : Sudhir /Bajaj/ Crompton Greaves.

Supply and fix switch piano one way 5/6 amps 240 volts, single pole complete all as specified and directed.

Supply and fix ceiling rose, 3 terminals, fabricated of PVC / Polycarbonate, isolated body complete all as specified and directed.

Material and labour for flame proof flexible metalic hose conduit 20mm dia 300mm long for exhaust fan/ flame proof light fitting connection from ceiling rose complete all as specified and directed. Make : Sudhir /Bajaj/ Crompton Greaves.

Supply and fix flame proof / weather proof LED 2 x 20W 4 feet 230 V tube light fitting with lumen output not less than 4000 Lumens, body made out of cast aluminium alloy LM6 construction certified by CIMFR, BIS & PESO including suitable electronic including necessary fixing arrangements and connecting up complete all as specified and directed. Make: Sudhir /Bajaj/ Crompton Greaves.

Supply and fix sheet metal enclosure SPN DB 4 ways double door having facility to fix MCB in incomer and MCBs in outgoing, metal door IP-43 type complete fitted with bus bars, neutral links, blanking plates complete all as specified and directed.

Supply and fix MCB SPN, 240 Volts, of 40 to 63 amps current rating, 10 KA breaking capacity "C" series complete all as specified and directed.

Supply and fix MCB SP, 240 Volts, of 6 to 32 amps current rating, 10 KA breaking capacity "C" seriescomplete all as specified and directed.

Supply and fix wall mounted fan, metal body AC single phase. 230V of size 450 mm sweep, with, blades, and frames complete all as specified and directed. Make : Crompton Greaves /HAVELLS/ ORIENT/ USHA.

Supply and fix air circulation wall mounted fan, heavy duty motor 1440 RPM, air delivery- 15000 cum/ hr, metal body AC single phase. 230V of size 600 mm sweep, oscillating with, blades complete all as specified and directed. Make:- Crompton Greaves/Havells/ Bajaj/ Orient /Usha.

Supply, laying, connecting and testing XLPE insulated, PVC sheathed, armoured LT electric power UG cable (heavy duty with stranded aluminum conductor) of size 10 Sqmm, 2 core, 1100 Volts grade, confirming to IS-7098 (Part-I) laid through duct/ pipe / in trench etc. with cable glands & suitable size of aluminium lugs complete all as specified and as directed. Note : Earth work, brick protection and sand cushioning and GI Pipe Shall be measured and paid separately under respective item.

Materials and labour for boring of holes of size up to 50mm dia under road without disturbing the top surface of the road and taxiway for passing through the cable complete all as specified and directed Note-Necessary infrastructure required for boring shall by arranged by the contractor and cost of the same included in quoted rates.

Material and labour for sand cushioning with clean and dry river sand for protection of PVC cable with approved sand of uniform thickness. laid dry, filling in trenches and punning down in proper required layers complete all as specified and as directed. Note:- Punned down thickness shall be measured for payment.

Materials and labour for brick protection cover to underground cables with sub class ‘B’ of size 23 X 11.5 X 7.5 cm, (locally available best quality), laid dry and flat abutting Each other with gaps not exceeding 10mm complete all as specified and as directed.

Supply and fix 25mm dia High density polyethylene pipes (HDPE) of pressure rating 6 kgf/cm2 for passing of cable through PCC foundation from trench to cable junction box complete all as specified and directed.

NARAYAN BUILDERS (BID ID -3262231)

MERCANTILE AGENCY (BID ID -3262352)

Oenix and associates (BID ID -3261576)

BANERJEE CONSTRUCTION (BID ID -3262269)

KUMAR ENTERPRISE (BID ID -3262177)

M/S A. J. CONSTRUCTION (BID ID -3262092)

SARKAR AND COM (BID ID -3262139)