SPECIAL REPAIR TO KV BLDG BARRACKPORE UNDER GE BARRACKPORE

Amount

Demolition of brick work or stone/boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillar etc complete all as specified and directed.

Demolition of cement concrete (unreinforced) in ground floor and pavings not exceeding 15 cm thickness (below or above ground level) complete all as specified and directed.

Taking down cement plaster of any description on brick or stone or concrete surface of wall etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

Taking down /dismantling loose/damaged concrete including plastering of any description and in any position from RCC structures like chajja, soffits, beams and soffits of slabs by hammering with wooden mallets carefully chipping off the old concrete surface with necessary scaffolding and protection as required including cutting of rusted reinforcement if required and disposal old materials in low laying area complete all as specified and directed.

Taking down chowkats or frame (without taking off shutter from the frames) not exceeding 1.50 Sqm each complete all as specified and directed.

Taking down chowkats or frame (without taking off shutter from the frames) exceeding 1.5 sqm but not exceeding 4 sqm each complete all as specified and directed.

M&L for cement concrete (1:2:4) type B-0 (using 12.5mm graded crushed stone aggregate) as in roof kerbs or mud stops, top of chajjas, coping, bed plates, basement for water tank etc rounded or chamfered on edges including necessary form work finishing the surface even and smooth without using extra cement after and including demolition of existing cement concrete complete all as specified and directed.

M&L for precast reinforced cement concrete (1:2:4) type B1 (using 20 mm graded crushed stone aggregate) as in cover slab of drain/manhole and similar articles set in cement mortar (1:6) after and including dismantling of existing RCC complete all as specified and directed. (NOTE: Cost of Form Work is deemed to be inclusive of unit rate quoted by the contractor and reinforcement shall be measured and paid Separately.)

M&L for brick work with sub class 'B' bricks straight or curved on plan exceeding 6m mean radius, built in cement mortar (1:6) complete all as specified and directed.

M&L for brickwork with subclass 'B' bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar (1:4) complete all as specified and directed.

Supply only integral water proofing compound liquid, ISI marked complete all as specified and directed.

S&F for second class hard wood plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered put together with glue pinned at joints of second class hard wood etc complete all as specified and directed.

S&F for 35mm thick (factory made) plain, second class hard wood, framed, panelled shutters (three panels) with lock rails and panel of 12 mm veneered particle board with commercial veneering on both faces (BWR type), the size of rail and stile as per IS-1003 (Part-I) (larger size to be provided) klin seasoned and chemically pressure treated fitted to chowkats complete all as specified and directed.

S&F for second class hardwood small fittings such as brackets of any type, latch and hinge blocks, shapes door and window stops and the like including all necessary articles not exceeding 200 Cucm each complete all as specified and as directed.

S&F for 300 mm aluminum alloy, anodised, sliding door bolt with hasp and staple (bolt type ) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded section or cast aluminum alloy and fixed complete all as specified and directed.

S&F for 150 mm long aluminium, anodised, barrel tower bolts of extruded section and fixed complete all as specified and directed.

S&F for 150 mm long aluminium anodised extruded alloy handle fabricated type complete all as specified and directed.

S&F for 100 mm long aluminium anodised hasp & staple safety type including hinge pin, bolt to hinge plate etc complete all as specified and directed.

S&F for 100 mm long cold rolled mild steel butt hinges, medium weight complete all as specified and directed.

S&F for stainless steel wire cloth, 0.36 mm nominal dia of wire & average width of aperture 1.40mm & fixed with stainless steel wire staple complete all as specified and directed.

M&L for TMT bars 8 mm dia and over cut to length bent to shape as required including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and directed.

M&L for mild steel framed work such as grills, gratings, etc. with ends of bars shouldered and/or forged into spikes; framed guard bars; barred iron doors; ladders, railings, framed brackets, walk ways, frame work of water tank and similar work conforming to Fe-290-0 Gde-E-165 after and including dismantling existing wrought iron or mild steel work complete all as specified and directed.

S&F for steel windows with side hung double shutters (glazed & gauged) including box type hinges with steel handle, steel peg stay, complete with glazing bars (weight not less than 44 Kg/Sqm) , dovetailed or welded to receive wire mesh/glass complete all as specified and directed.

M&L for cutting out cracks to V-Section existing roofs or terracing cleaning out, wetting, grouting with cement & sand slurry (1:3) complete all as specified and directed.

M&L for applying evenly a coat of oil based bitumen primer confirming to IS-3384 on roof, canopy, chajja, parapet (vertical surface etc) @ 0.40 Litre / Per Sqm by the same membrane manufacturer of density 250C, 0.87 to 0.89 litre and viscosity 70-160 cps after proper cleaning the roof surfaces (horizontal/vertical) and providing APP based polymeric membrane minimum weighing 3.6 Kg/Sqm and minimum 3mm thick reinforced with polyester non wove fabric (weight not less than 150 gms / sqm) laid on primed surface with side over lap of 100 mm and end overlap of 150 mm, using bitumen torch or by LP gas torching and sealing all joints etc and ensuring complete thermo fusing and applying one coat of aluminum paint @100mm/Sqm over it all as per manufacturer's instructions complete all as specified and directed.

M&L for brushing neat cement slurry @3.0kg cement per Sqm after and including roughening surfaces of old concrete floor by picking, sweeping, clean and washing down with water to remove, dust etc complete all as specified and directed.

M&L for 75mm thick PCC (1:3:6) type C2 (using 40mm graded crushed stone aggregate) as in plinth protection including finishing the cement concrete surface even and smooth without using extra cement complete all as specified and directed.

M&L for 50 mm (avg) thick PCC (1:2:4) type B-0 (using 12.5mm graded crushed stone aggregate) as in roof padding / levelling course with WPC as per manufacturer's instructions after and including demolition of existing cement concrete complete all as specified and directed. (Note : WPC shall be measured and paid separately).

M&L for 40 mm thick cement concrete (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) as in floor and finished the surface even and smooth with using extra cement complete all as specified and directed.

M&L for 15 mm thick (avg) cement concrete (1:2:4) type B-0 (using 12.5mm graded crushed stone aggregate) as in leveling course of flooring complete all as specified and directed.

M&L for non skid (joint free) ceramic coloured tiles of 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc set and jointed in neat cement slurry and pointed with white cement mixed with pigment to match the shade of tiles over and including 15mm thick screed bed or beading layer of cement mortar (1:6) for laying floor finishes complete all as specified and directed.

All as per Item No.31.00 here-in-before but in skirting/dado over and including a backing coat of 10mm thick cement plaster in cement mortar (1:4) complete all as specified and directed.

M&L for vitrified light shade (shade as approved) ceramic tiles (ultra charge) 10mm thick (square/ rectangular) polished, area of each tile not exceeding 0.36 Sqm in floors etc set over and including 15mm screed bed in cement mortar (1:6) and jointed in neat cement slurry and pointed with white cement mixed with pigment to match the shade of tiles complete all as specified and directed.

All as per Item No.33.00 here-in-before but in skirting, dado, riser to step over and including a backing coat of 10mm thick rendering in cement mortar (1:4) complete all as specified and directed.

S&F for glazed ceramic coloured wall tiles (vertical) 450mm x 350mm x 7mm / 350mm X 250mm X 7mm thick or equivalent set and jointed neat cement slurry and pointed with white cement mixed with pigment to match with shed of tiles over and including 10 mm thick cement plaster in cement mortar (1:4) after and including dismantling of existing surface including cement mortar complete all as specified and directed.

M&L for 18-20 mm thick machine cut kota stone slab flooring (pre-mirror polished) over and including 20mm thick screed bed of cement mortar (1:6), laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete all as specified and directed. Note: Joints of Kota stone flooring shall be in same line of any direction.

M&L for 18-20mm thick machine cut kota stone slab in riser of steps, skirting, dado and pillar laid over and including 10mm cement plastering in cement mortar (1:4) and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete all as specified and directed. Note: Joints of Kota stone flooring shall be in same line of any direction.

M&L for 18-20 mm thick Makrana Marble slab (white) machine cut, in floor etc bedded and jointed with white cement slurry and pointed with white cement with admixture if required to match the shade of marble stone including grinding and polishing over and including 20 mm thick screed bed of cement mortar (1:6) complete all as specified and directed.

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

M&L for rendering 15mm thick on fair face of brick works or concrete surfaces of walls and roof with cement mortar (1:4) mixing with WPC as per manufacturer's instructions , finished the surfaces even & smooth without using extra cement complete all as specified and directed. (Note : WPC will be measured and paid separately)

M&L for rendering 10mm thick in cement mortar (1:3) on ceiling, chajja etc surface finished even and smooth without using extra cement complete all as specified and directed.

M&L for applying two coats of colour wash including preparation of old decorated surfaces of walls, cornices etc complete all as specified and directed.

M&L for applying two coats of cement based paint over a coat of alkali resistance primer on newly plastered surface of walls including preparation of surface complete all as specified and directed.

M&L for applying two coats of oil emulsion distemper over a coat of alkali resistant primer over and including applying 2mm thick wall care putty on old decorated plastered surface of wall after and including complete removal of existing treatment and preparation of surfaces complete all as specified and directed.

S&F for 3.0mm thick sheet glass ordinary quality and glazing with oil putty or fixed with bead/glazing pins in squares not exceeding 0.50 sqm each pane complete all as specified and directed.

S&F for 3mm thick figured glass, pin head type and glazing with oil putty in square not exceeding 0.5 sqm each pane including hacking out old broken glass (any thickness and size, quality or description from wooden/metal frame etc) complete all as specified and directed.

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

M&L for applying two coats of synthetic enamel paint over a coat of pink primer after preparation of new wooden surfaces of any description over 10 cm girth or width complete all as specified and directed.

S&F for 15mm dia bib taps, fancy type, cast copper alloy with crutch or butterfly handles, screwed down, screwed for iron pipe or for brass ferule, chromium plated with long screw type fixed as in repair complete all as specified and directed.

S&F for 15 mm bore stop valve/angular stop valve, fancy type, chromium plated , cast copper alloy screwed down high pressure with crutch or butterfly handle screwed both ends for iron pipe or for unions as in repair complete all as specified and directed.

S&F for 15mm dia pillar taps, cast copper alloy with capstan heads, chromium plated, fancy type, screwed down high pressure, with letter 'HOT' or 'COLD' with long screwed shanks & fly nuts, screwed for iron pipes as in repair complete all as specified and directed.

S&F for 15mm dia ball brass valves, high pressure, with polyethylene float and fly nut complete screwed for iron pipe or brass ferrule and fixed as in repair complete all as specified and directed.

S&F for 15mm dia tubes (medium grade) galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors, wall etc (surface or concealed type) after and including taking up or down existing steel tubing complete all as specified and directed.

S&F for 20mm dia tubes (medium grade) galvanised, with all fittings and fixed complete to walls and ceilings or laid in floors, wall etc (surface or concealed type) after and including taking up or down existing steel tubing complete all as specified and directed.

Refixing old steel tubings & connections in new or old position (wall, ceiling, floor, trench etc.) for 50 mm bore pipes with new fittings etc after and including taking up or down existing steel tubing and cleaning the same for reuse complete all as specified and directed.

S&F for 20 mm bore stop valve, cast copper alloy screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or for unions as in repair complete all as specified and directed.

S&F for vitreous china wash basin, white, flat back, size 550 X 440 mm, excluding taps, chain and plug and porcelain stopper but including waste pipe, brackets and cutting for and pinning in ends of brackets or erecting stand as in repair complete all as specified and directed.

S&F for vitreous china wash down water closet pan (pedestal pattern) white with 'P' or 'S' trap type (excluding flushing cistern & flush pipe) including connection to trap with 110mm PVC (SWR) connection and lip ring & to flushing pipe, anti-syphonage pipe out in with and including white seat cover etc. including making good to floor as in repair complete all as specified and directed.

S&F for vitreous china squatting pan 'Orissa' pattern, size 580x440mm white, with integral foot rests with P or S trap (excluding flushing cistern and flush pipe) including connection to trap, and to flushing pipe, anti-syphonage pipe etc complete including making good to floors with PCC bedding (1:5:10) type E2 using 40mm nominal brick ballast and connection to trap with cement mortar, and making good to floor after and including demolition of PCC / lime concrete bedding of existing pan as in repair complete all as specified and directed.

S&F for PVC water closet seat, white/black colour as required, closed pattern with flat bottom and cover and mild steel chromium plated or aluminium hinging device as in repair complete all as specified and directed.

S&F for 10 Ltrs capacity, PVC valveless, syphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets complete with all internal accessories and fixed to wall and jam nuts on both sides, PVC flush pipe 32mm dia 90cm long fixed properly to inlet of WC and making good to disturbed surfaces of wall or floor as in repair complete all as specified and directed.

S&F for 110 mm bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to wall or laid in trenches or in floor after and including taking up or down existing PVC pipe complete all as specified and directed.

Refixing old 110mm bore PVC (SWR) pipe & connections in new or old position (wall, ceiling, floor etc.) with new fittings etc after and including taking up or down existing PVC pipe and cleaning the same for reuse complete all as specified and directed.

S&F for 32mm waste coupling of PTMT (half and full threaded) (minimum weight 45gms) as in repair completed all as per specified and directed.

S&F for 32 mm bore low density polyethylene pipes (LDPE) of pressure rating 6kgf/cm2 fixed complete to wall or in floors etc as in outlet pipe for WHB, urinal etc. as in repair complete all as specified and directed.

R N CHATTERJEE

ABHISHEK CONSTRUCTION CO

SWAPAN CONSTRUCTION

KOLAY CONSTRUCTION

MANOJ CONSTRUCTION

M/S H.P Singha

SENCO