REPAIR TO RCC ROOF SLAB, REPLACEMENT OF GALVALUME ROOF SHEET, FALSE CEILING AND ALLIED WORKS AT KALIMPONG MIL STN UNDER GE 867 EWS

Amount

Dismantling of plain or corrugated steel sheeting, any gauge and thickness including Nainital or similar pattern roof coverings complete all as specified and directed.

Dismantling of Asbestos cement (corrugated, semicorrugated, etc.) sheets in roof coverings complete all as specified and directed.

S&F Pre- painted galvalume aluminum zinc coating (AZ-70) GI based steel sheet of approved profile of corrugation, 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws all as specified and directed by Engr-in-Charge.

S&F Pre- painted galvalume aluminum zinc coating (AZ-70) GI based plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering, eaves board, ridges, hips,valley gutters, drip and straight flashing cladding to wall etc, fixed with self tapping screws all as specified and directed by Engr-in-Charge.

Dismantling wall and ceiling boards (fiber, pulp, insulation etc) or insulation boards/slabs/blankets, any thickness including cover fillet complete all as specified and directed.

Dismantling timber scantlings 40 Sqcm and over in section, in any position (framed work) all as specified and directed.

Dismantling timber fillets, rails, posts rafters purlins etc under 40 Sqcm in section fixed in any position (Unframed work) complete all as specified and directed.

S&F GI frame work of size 605 x 605 mm, for seamless celing comprising of GI perimeter chanel 0.55mm thick with two unequal flanges of 20 and 30 mm and web of 27mm fixed to surrounding wall using nylon sleeves and screws at 450mm centre to centre/ intermediate channel 0.9mm thick having two equal flanges of 15mm each and web of 45mm suspended from soffit at approx 900mm centre to centre with GI cleat and steel expansion fasteners with and including ceiling section (not exc 1.2m length) of 0.55mm thickness having kurled web of 50mm and flange of 26mm each with lips of 10.5mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre complete all as specified and as directed.

S & F PVC false ceiling with light weight PVC hollow section panel made of 1mm thick and over all thickness of panel 7 mm thick and 200mm vide strip of colour teak/ wood grain / melamine finish, fixed in new false ceiling grid made of Aluminum/G.I/M.S/wooden complete all as specified and as directed. Note:- New false ceiling grid of aluminium/GI/MS/wooden if provided shall be measured and paid separately. Make :- Sintex, Duraplast or equivalent approved make

S&F cold rolled mild steel sections such as joist, channel, angle, flat iron or Tee sections, fixed independently with connecting plates, etc confirming to Fe 410-W (Gde 250 quality A) complete all as specified and directed.

Demolition of brick work or stone/boulder masonary, built in cement mortar including all quions, arches, pillars etc, but excluding ashler facings, dressed stone work and precast concrete articles.

M&L for brick work with sub class 'B' bricks , using old size bricks, straight or curved on plan exc 6 m 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 specifed and directed.

Taking down cement plaster on brick or stone masonry surfaces of walls etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

M&L for 15 mm thick rendering in cement mortar (1:6) on stone masonry surfaces or surfaces other than fair faces of brick work, rendering finished even and smoth (without using extra cement) complete complete all as specified and directed.

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

M&L 15 mm thick rendering on fair faces of brick work or concrete surface in cement mortar (1:4) on external wall finished even and fair mixed with integral water proofing compound @ 3% by weight of cement or in the manner specified by the manufacturer and in the proportions indicated all as specified and as directed. Note:-WPC will be measured and paid separately as supply only.

Supply only integral water proofing compond all as specified and as directed.

M & L for rendering 5mm thick on fair faces of brick work or concrete surfaces in Cement mortar (1:3) on surfaces of ceiling , sunken treatment wall surface and in roofs finished fair and even complete all as specified and directed by Engr-in -charge

M&L for Preparing surfaces plastered or unplastered on wall for applying two coats of oil bound distemper over a coat of priming coat on newly prepared wall surfaces, all as specified and directed..

M&L for preparation on newly plastered / previously untreated surfaces of wall for 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 over new surfaces complete all as specified and directed.

M&L for preparation on newly plastered / previously untreated surfaces of ceiling and appling three coat of white wash as in ceilling , complete all as specified and directed.

M&L complete removal of existing treatment and applying 3mm thick wall care putty on wall (Birla white or equivalent) and then applying two coats of oil bound distemper over a coat of priming coat after preparation of wall surfaces complete all as specified and directed.

M&L preparation of new plastered or unplastered surfaces of walls and applying three coats of white wash on walls complete all as specified and directed.

M&L for preparation of old plastered or unplastered surfaces of wall and applying one coat of white wash as in wall complete all as specified and directed.

M&L for PCC (1:3:6) type C-1 (using 20 mm graded crushed stone aggregate) as in bed blocks for grouting hold fasts , coping, filling in pressed steel chowkat or similar work including necessary form work as required complete all as specified and directed.

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

M&L preparation of old steel surfaces of any description over 10 cm width or girth not otherwise described and applying two coats of synthetic enamel paint complete all as specified and directed.

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

M & L for 25mm thick Cement concrete (1:2:4) type B-0 (using 12.5mm graded aggregate) placed in any position complete all as specified and directed.

M & L for 40mm thick Cement concrete (1:2:4), type B-0 (using 12.5mm graded aggregate) placed in any position complete all as specified and directed.

Demolition of reinforced concrete of any description and in any position not otherwise specifically provided for including cutting of reinforcement as required to facilliate demolition complete all as specified and directed.

Demolition of Brick tiles or terracing tiles, single layer on roofs including taking down and removing of existing water proofing treatment of any description completely , remove all dust and loose particles etc, removing the rubbish out side MD land complete all as specified and directed.

Cutting grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar (1:3) and filling the grove with cement mortar (1:3) after tucking the felt and finishing / making good distrubed surface as required complete all as specified and directed by Engr-in -charge

M&L 3mm thick Atactic polypropylene polymer (APP) based polymeric membrane minimum weighing 3.6kg/sqm and reinforced with polyester non woven fabric (weight not less than 150 gm/sqm) laid over a coat of bitumen primer @0.40L/Sqm by same membrane manufacturer of density 0.87 to 0.89 kg/L at 25° C temperature and viscosity 70 to 160 CPS, The membrane shall be laid with 100mm side overlap and 150mm end overlap, fixed using butane torch and sealing all joints etc after preparing the surface as per standard practice and as per manufacturer instructions and finished with applying one coat of bituminous aluminium paint @100gm/sqm on top of membrane, complete all as specified & directed.

M&L 4mm thick Atactic polypropylene polymer (APP) based polymeric membrane minimum weighing 3.9kg/sqm and reinforced with polyester non woven fabric (weight not less than 150 gm/sqm) laid over a coat of bitumen primer @0.40L/Sqm by same membrane manufacturer of density 0.87 to 0.89 kg/L at 25° C temperature and viscosity 70 to 160 CPS, The membrane shall be laid with 100mm side overlap and 150mm end overlap, fixed using butane torch and sealing all joints etc after preparing the surface as per standard practice and as per manufacturer instructions complete all as specified & directed.

M & L for first layer of slurry of cement at the rate of 0.488 kg/Sqm mixed with acrylic based polymer modified cementitous composite compound at the rate of 0.253 kg/Sqm this layer will be allowed to air cure for 4 hours , second layer of slurry of cement at the rate of 0.242 kg/Sqm mixed with acrylic based polymer modified cementitious composite compound at the rate of 0.126 kg/Sqm this layer will be allowed to air cure for 4 hours followed with water curing for 48 hours including 200 micron thick polythene film pasted with the help of adhesive shall be provided over above treatment , Note - The rate includes preparation of surface, treatment and seling of all joint, corners, junction of pipes and masonary within polymer mixed slurry, This treatment shall be provided after provision of cement plaster mixied with WP compound and synthetic fibers while concerte is still green complete all as specified and directed by Engr-in -charge : Make STP /Dr fixit sunken treatment / pedilite eqavalent . Note : Payment will be done fo plane area only.

Demolition and breaking up old broken , PVC (SWR) , Cast Iron, AC, SWG soil waste and vent pipe of 75/100/110 mm bore including accessories set in cement mortar and removing rubbish from site as directed by Engineer-in-Charge complete all as specified and directed.

S&F of 110 mm PVC (SWR) drain pipe single socketed in any length with rubber ring joints fixed to walls complete all as specified and directed.

S&F 75 mm PVC (SWR) drain pipe single socketed in any length with rubber ring joints fixed to walls complete all as specified and directed.

S & F of 110mm bore PVC (SWR) Vent cowl complete all as specified and directed by Engr - In- Charge.

S&F of 75 mm bore PVC (SWR) bend any radius complete all as specified and directed.

S&F of 110 X 75 mm bore PVC (SWR) reducer including jointing with solvent cement complete all as specified and directed.

S&F of 75 mm bore PVC (SWR) vent cowl including jointing with solvent cement complete all as specified and directed.

S & F of 110mm bore PVC (SWR) bends complete all as specified and directed by Engr - In- Charge.

S & F of 110mm bore PVC (SWR) junction single, (Single T) equal or unequal complete all as specified and directed by Engr - In- Charge.

S & F of 75mm bore PVC (SWR) junction single, (Single T) equal or unequal complete all as specified and directed by Engr - In- Charge.

S&F in repairs 75 mm size PVC (SWR) floor trap plain with grating including jointing with solvent cement complete all as specified and directed.

S&F in repairs Grating doom 100mm dia of PTMT (Minimum weight 25gms), complete all as specified and directed

S&F in repair of PVC low level flushing cistern 10 Ltr capacity, valveless syphonic action type complete with inlet, ball valve, float valve, bends brackets, rawl plug, brass screws handle etc complete having BIS description mark with IS-2731 with and including suitable size of MS brackets, plug, screw all as required incl taking down existing high level/low level flushing cistern any type disconnecting pipes and jointing with new one etc, and making good the floors/walls as per existing floor finish/wall finish including 32 mm bore PVC flush pipe and jointing with water closet of any type all as specified and directed.

S&F in repair of vitreous China squatting pan, ‘Orissa’ pattern, size 580 x 440 mm white, with integral foot rests (excluding flushing cistern and flush pipe) all as specified and directed.

S & F in repair Vitreous China wash basin, white, flat back, 550x400mm excluding taps, waste, chain and plug and porcelain stopper but including brackets

S&F for pillar taps, 15mm bore, cast copper alloy, with capstan heads, chromium plated, screwed down high pressure, with or without lettered 'Hot' or 'Cold' with long screwed shanks and fly-nuts, screwed for iron pipe complete all as specified and directed.

S&F 32 mm dia low density polyethylene (LDPE) pipes of pressure rating 6 Kgf / sq.cm complete all as specified and directed

S&F 32 mm dia waste cupling of PTMT ( half or full threaded) ( Minimum weight 32 mm -45 gms/ 40mm - 60 gms) fixed in repairs complete all as specified and directed

S&F PVC connection pipe 15 mm size with PTMT nuts of length 600mm complete all as specified and directed.

Taking up or down 15 mm bore old steel tubing and connections, including disconnection of fittings and removal from site complete all as specified and directed.

Cutting chases, pinning in Stone, concrete block or slab wall, making good to facings where required and pointing in cement mortar (1:3) to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth

Cutting chases, pinning in. making good to facings where required and pointing in cement mortar (1:3) to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth, all as specifed and directed.

S&F for GI tubes medium grade, 15mm bore, with all fittings, fixed to walls, ceiling or laid in floors including taking up or down steel tubing and connections, cleaning for refixing or removal to store etc complete all as specified and directed. Make : TATA/Jindal/Bensal

S&F in repair 15 mm bore stop valve fancy type, chromium plated with long shank and cup, screwed both ends for iron pipe or for unions complete all as specified and directed

M & L for cement concrete Type C2 (1:3:6) (40 mm graded aggregate) in foundations, filling and mass concrete completed all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding but not backing, removing rubbish off the complete all as specified and directed.

M&L for non skid ceramic coloured tiles 7 to 8 mm thick premium quality conforming to relevant IS (square/ rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the surfaces of tile over and including 20 mm thick screed bed in cement mortar 1:6 complete all as specified and directed.

M&L 300 x 200 x 7 mm thick coloured glazed ceramic tiles fixed as in vertical surface such as risers of steps, skirting, dado etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface of tile over and including rendering 10mm thick on fair faces of brick work or concrete sur faces or bedding layer in CM 1:4 finished fair and even without using extra cement complete all as specified and directed.

Disconnecting existing tanks exc 500 Ltr but not exc 1000 Ltr capacity, setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position. (Cleaning repairing, etc. measured separately) and Cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc.

Cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc.

M & L for Laying Cement concrete tiles 20cm x 20cm x 20mm thick, for accessible roof, With grey cement and no pigment machine pressed; set jointed and pointed in neat cement slurry in floors, and cut and polished over 20mm screed bed in CM (1 : 3) jointed grouted and flush pointing in separate operation in CM (1 : 3) completed all as specifed and directed.

Taking down, chipping and removing the loose spailt, damaged cement concrete, cement mortar surfaces of RCC columns, beams, walls, chajjas etc and exposing the reinforced cement concrete ,wire brushing and cleaning the exposed steel reinforced bar, applying rust remover over the cleaned re-bar surface, wash with clean water for removing all rusts from the old reinforcement bar surfaces, fixing new reinforcement, cut to lenghts, bend to shape required and tying with and including mild steel wire (annealed) not less than 0.9mm in dia for stregthen the members as required, applying two coats of epoxy zinc primer on new and old steel surfaces, saturate the substrate with water applying one coat of water, Nitbond SBR (Latex) and cement in ratio (1:1:3) slurry as bond coat after that applying ready mix polymer mortar, 30 mm average thick in any number of coats, to provide at least 30mm thick cover to reinforcement, finished the surfaces even and fair including erecting and dismantling scafolding for carrying out the work complete all as specified and as directed. Make of Epoxy Ready made Mortar and Epoxy chemicals -Fosrock/ Dr Fixit/ Sunanda/Sika. Note :- (i) New reinforcement will be measured and paid seperately (ii) Cost of fixing of new reinforcement by welding/binding with old reinforcement and providing, errecting and dismantling scaffolding shall deemed to be included in quoted rates.

M & L for Galvanised, 0.63 mm thick ,corrugated mild steel sheeting with two corrugations side lap,fixed with L-type or J-type or cranked hook bolts in lieu of screws with grade of zinc coating 275 complete all as specified and directed.

M & L for Plain, 0.63 mm thick, galvanised, mild steel sheeting, in ridges, hips, valley gutters, drip and straight flashings (length and girth as fixed) with grade of zinc coating 275 completed all as specifed and directed.

S&F Welded steel wire fabric cut to length. Fixed to steel members/ reinforecement steel, weigh per Sqm n exc 4 Kg. completed all directed.

Note: In case doubling/duplicancy of BOQ items , the lowest quoted rate shall be applicable for payment.

SCHEDULE OF CREDIT

SANJAY MITTAL

MANOJ JINDAL

M/S G. K. SUTHAR

GEETA CONSTRUCTION

MS BRAHMA CONSTRUCTION

SUNIL PRADHAN

S K ENTERPRISES