SPECIAL REPAIRS TO BLDG NO PB 30 STOCKING WING AT 17 CORPS OMC UNDER GE NORTH KOLKATA

Amount

Roughnening surface 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 Machine cut kota stone slab flooring 20-25mm thick including 20mm thick screed bed in CM 1:6 laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and mirror polishing complete all as specified and directed.

M&L Kota stone slab 20-25mm thick in riser of steps, skirting, dado and pillar laid over cement screed and jointed including 10mm thick plaster in CM 1:4 as in backing coat.

Taking down cement plaster of any description on brick walls including raking out joints, hacking for key, scrubbing down with water complete all as specified and as directed.

Material and labour for 20mm thick plaster in cement mortar (1:4) in two layers, i.e 10mm thick in each layer, top layer mixed with integral water proofing liquid admixture as per manufacturers instruction on brick or concrete surfaces of wall finished the surface fair and even complete all as specified and as directed. Note :- WPC shall be measured and paid separately.

Material and labour for rendering 15mm thick in cement mortar (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement complete all as specified and as directed.

Supply only integral water proofing liquid admixture for concrete and mortar.

Material and labour for rendering 05mm thick in cement mortar (1:3) on concrete surfaces in ceiling and finished the surface even and smooth without using extra cement complete all as specified and as directed.

M&L for preparing surface and applying two coats of oil bound distemper ,first quality ,over a coat of alkali resistant primer to wall to new plaster surface complete all as specified and as directed.

M&L for preparing surface and applying three coats of white wash on ceiling of new plaster surface complete all as specified and as directed.

Complete removal of existing treatment of wall including washing, rubbing down and stopping of old treatement and material and labour for applying two coats of oil bound distemper ,first quality ,over a coat of alkali resistant primer to wall complete all as specified and as directed.

M&L for preparing of old plastered surface of ceiling surface and applying one coats of white wash complete all as specified and as directed.

Material and labour for preparation of new plastered surfaces of wall and applying two coats of cement base paint ,first quality ,over a coat of alkali resistant primer complete all as specified & directed.

Material and labour for complete removal of existing treatment of old plastered surfaces of wall including washing, rubbing down and stopping of old treatement and applying two coat of cement base paint ,first quality , over a coat of alkali resistant primer complete all as specified & directed.

Taking down chowkahts or frames with shutters (without taking off shutters from the frame) not exceeding 1.5 Sqm each complete all as specified and as directed.

All as per item No. 15 above but exceeding 1.5 Sqm but not exceeding 4 Sqm each.

Dismantling structural steel work including doors,gates but excluding framed truss etc.complete all as specified and as directed.

Supply and fix 2nd class hard wood , plain, solid , straight chowkhats and frames, wrought, framed, rebated on the solid rounded or chamfered put together with glue pinned at joints complete all as specified and as directed.

Material and labour for treating ends of posts, backs of chowkats, etc., with tar or coal tar black paint area tarred exc 0.1 sq. m but n exc 0.5 sq. m each complete all as specified and as directed.

Supply and fix 35mm thick 2nd class hard wood factory made plain framed panelled door shutters, (two panel) with lock rail and panel of 12mm veneered particle board with commercial veneered on both faces and rail and stiles as per IS 1003(Pt-I), kiln seasoned and chemically pressure treated etc. complete all as specified and as directed.

Supply and fix mild steel work as in hold fast or similar article conforming to Fe-410-0 or Fe-310-0 including tarring and sanding complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C1 (using 20mm graded stone aggregate) for fixing of hold fasts block and similar work including necessary form work complete all as specified & directed.

Supply and fix sliding powder coated anodised aluminium window shutters for gauged/ gauged, aluminium section weighing 0.55kg/m including necessary joining cleats, roller rubber neoprene packing/gusket,etc complete all as specified and directed.(Note- Glass shall be measured and paid separately)

Supply and fix powder coated aluminium frame for doors, windows, ventilators(including 2/3 track) with one or more rebates including joining cleat for fixing etc complete all as specified and directed.

Supply and fix stainless steel wire cloth of 0.36 mm nominal dia of wire and averaging of width of aperture 1.40mm, fixed with stainless steel wire staples complete all as specified and as directed.

Supply and fix 4mm thick sheet glass ordinary quality, glazing with aluminium beads in square/rectangular exceeding 0.5 Sqm in each pane fixed to aluminium frame complete all as specified and as directed..

Supply and fix 100 mm size butt hinges, medium weight, cold rolled mild steel, and fixed complete all as specified and as directed.

Supply and fix 300mm long aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast-aluminium alloy complete all as specified and as directed..

Supply and fix 150mm long aluminium anodised, barrel tower bolts of extruded section and fixed complete all as specified and as directed.

Supply and fix 150mm size extruded aluminum alloy handle fabricated type anodized (ISI Marked) complete all as specified and as directed.

Supply and fix rolled mild steel Fe-410-w (grade E-250) quality A 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 complete all as specified and as directed.

Material and labour for two coats of synthetic enamel paint first quality over a coat of red oxide zinc chrome primer to new steel surface including preparation of surfaces exceeding 10cm with or girth complete all as specified and as directed.

Material and labour for two coats of synthetic enamel paint ,first quality ,over a coat of pink primer to new wooden surfaces of any description over 10cm width or girth including preparation of new surfaces complete all as specified and as directed.

Supply and fix UPVC (SWR) pipe 110mm bore, type A, single socketed, in any length with rubber ring joints fixed to walls with and including PVC clip and including taking down existing rain water pipes complete all as specified and as directed.

Supply and fix UPVC bend/shoe/tee 110mm dia all as specified and as directed.

Demolition of reinforced cement concrete of roofs, floors , staircases, landing, chajjas and similar suspended works in ground floors beams(reinforcement cut as required to facilitate demolition) complete all as specified and directed.

Material and labour for RCC 1:2:4 type B1 (using 20mm graded stone aggregate) as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies canopies, deck slabs and in shelves and the like.

M&L formwork to soffits of suspended slabs such as roof slabs, floor slabs, landing and similar work; not exceeding 200mm thick ( horizontal or sloping) all as specified and directed.

Formwork to edges of concrete roof slabs and chajjas n exc 20cm wide 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 lapping etc as required and welding with existing bar complete all as specified and as directed

Material and labour for mild steel TMT bars 6 to 8mm bar, cut to length, bent to shape required, including cranking, bending, lapping etc as required and welding with existing bar complete all as specified and as directed.

Material and labour for 5 mm thick plastering in CM (1:3) on concrete surfaces as in sides of column, RCC shelves,lintel, beam, chajja, facia, railing, RCC wardrobe etc including finish the surface even and fair without using extra cement complete all as specified and as directed

Demolition of brickwork built in cement mortar including all quoins, arches, pillars etc. complete all as specified and as directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as specified and as directed.

Material and labour for brick work with bricks class designation 75, old size, straight or curved on plan to any radius in half brick thick walls built in cement mortar (1:4) complete all as specified and as directed

Demolition of cement concrete in ground floors and pavings n.exc. 15 cm thickness (below or above ground level) complete all as specified and as directed.

M&L broken stone hardcore of gauge exc.63mm but not exc. 100mm ,deposited,spread and levelled in layers n.exc. 15cm thick,watered/rammed to a true surface complete all as specified and directed..

M&L Sand filling under floors or in foundations including watering and consolidation complete all as specified and directed.

Material and labour for 75mm thick PCC type D2 (1:4:8) using 40mm garded stone aggragate as in, sub base of floors etc complete all as specified and as directed.

Material and labour for Machine pressed precast conctete interlocking paver block any shape and size confirming to IS 15658-2006 of 80 mm thickness, M-40 grade, with grey cement and pigments and layed over sand cusion complete all as specified and as direded.

Materials and labour for 75mm thick PCC (1:3:6) type C2 (using 40 mm graded stone aggregate) as in pavement/plinth protection , laid in bays and joints shall be filled up with bituminous gola with 80/25 bitumen ( 1 part of bitumen to be mixed with 3 part of sand and finished the surface fair and even complete all as specified & directed.

Demolition of cement concrete of any description and in any position provided as in roof padding, roof curb etc including debris/retrieved materials disposed off out of MoD land as directed and complete all as specified and as directed. Note: - (a) Demolition to roof treatment should be done carefully . (b) Any damage occurred in the roof surfaces during demolition shall be made good by the contractor without extra cost to the department.

Mterial and Labour for providing plain cement concrete 1:2:4,type B1 using 20mm graded aggregate as in roof padding over RCC slab,laid in slope as per requirement, mixed with integral water proofing liquid admixture as per manufacture's instructions complete all as specified and as directed. Note :- (i) Average thichness of PCC shall be 50 mm (ii) Intrgral water proofing liquid admixture shall be measured and paid seperately under appropriate item here in after.

Material and Labour for water proofing treatment with APP based standared membrane over PCC padding of roof with the following courses of treatment :- (a) Apply bituminous primer (IS-3384)@0.40kg/Ltr per sqm of the surface area,as per including cleaning the surfaces and all as specified.(Make of primer:-Pibial primer of TEXA or equivalent product of BITUMAT/BITUNIL/SIKA) (b) Apply APP plastomeric bitumen based water proofing membrane polyester reinforced (4 KG /Sqm)with 10 cm over laps and torch bonded at joints including surfacepreparation before and after application of treatment as per manufactures instruction complete all as specified and as directed.(Make of APP Membrane to Moply FP 4 kg mineral of TEXA/WP Shield 103 PM of SIKA or Eqiui valent material of BITUNIL/ BITUMAT.)

S&F Steel rolling shutters, without ball bearing, as specified including top cover, anchoring rod, hasp and staple and one shop coat of primer; erected in position as indicated,complete thickness of lath 1.25mm: push pull or manual type, complete all as specified and directed.

S&F Safety lever locks mild steel with 4 levers for rolling shutters complete all as specified and directed.

Dismantling of old GI barbed wire fencing of any description from RCC fencing post complete all as specified & directed. (Note. Each line of wire to be measured separately)

Supply,fixing Galvanized, 2 strand steel barbed wire 2.24 mm dia barbed with 2 mm dia barbs at 75 mm spacings and straining and fixing to any type or standard rails. Straining bolts. Including, securing or tying at crossings with and provn of galvanized mild steel wire staples or steel pins etc complte all as specified and directed (Note : Each line of wire to be measured seperately)

Material and labour for providing cement concrete in foundations 1:3:6 type C2 (nominal mix using 40mm graded stone aggregate) filling and mass concrete complete all as specified & directed

Dismantling of RCC posts or struts embedded in concrete any section, including taking out embedded portion and making good disturbed ground and disposal of old debris to outside the premises complete all as specified and as directed.

Supply and fix rolled mild steel Fe-410 (Grade E-250A) angle or tee section as in post, cut to length and bend to shape as directed, fixed independetly without connecting plate etc, including provision of 05 to 06 Nos gaps/cuts/holes in each post for providing/laying barbed wire complete all as specified and as directed. (Note :- Supply and fix barbed wire shall be measured and paid separately)

Taking down carefully copper/ aluminium point wiring (light, fan, call bell, socket or power) complete, including fittings and fixtures such as switches, ceiling rose, pendants, holders, regulators, sockets, light fitting etc. & removing from site and making good the disturbed surfaces of wall, ceiling etc. complete all as specified and directed

Material and labour for concealed point wiring (concealed type) with FRLS PVC insulated 1100 volts grade unsheathed single core multi-stranded copper conductors 1.5 sqmm (nominal area) for phase, neutral and 1.5 sqmm FRLS PVC insulated unsheathed multi-stranded copper conductor cable for earth continuty conductor drawn through and including PVC conduit medium grade of suitable size but not less than 20 mm and conduit accessories of adequate size with fittings and accessories as required at site including suitable size of pressed steel sunken terminal box made out of 1.2 mm thick MS sheet duly painted with two coats of synthetic enamel paint of approved colour over a coat of red oxide zinc chrome primer and covered with 3 mm thick insulated hylum sheet cover for fixing of switches switches, sockets, regulator etc and earth continuty conductor shall be connected to common earth complete all as specified as directed for One light point controlled by one switch complete all as specified and directed..

All as per item No. 63 above but One ceiling fan/ exaust fan point controlled by one switch and one regulator complete all as specified and directed.

All as per item No. 63 above but One 3/5pin 6 Amp Socket outlet on the independent board complete all as specified and directed.

All as per item No. 63 above butOne 3/5pin 6 Amp Socket outlet on the same board complete all as specified and directed.

Material and labour for concealed point wiring (concealed type) with FRLS PVC insulated 1100 volts grade unsheathed single core multi-stranded copper conductors 2.5 sqmm (nominal area) for phase, neutral and 2.5 sqmm FRLS PVC insulated unsheathed multi-stranded copper conductor cable for earth continuty conductor drawn through and including PVC conduit medium grade of suitable size but not less than 20 mm and conduit accessories of adequate size with fittings and accessories as required at site including suitable size of pressed steel sunken terminal box made out of 1.2 mm thick MS sheet duly painted with two coats of synthetic enamel paint of approved colour over a coat of red oxide zinc chrome primer and covered with 3 mm thick insulated hylum sheet cover for fixing of 16 A switches, sockets, etc and earth continuty conductor shall be connected to common earth complete all as specified as directed. Note for item Nos. 63 to 67:- (i) Cost of cutting of wall, if any, for housing of GI box, ceiling rose, etc and also making good the disturbed surfaces are deemed to be included in unit rate. (ii) Cost of chase cutting for / conduit / wiring shall be measured and paid separately. Make for item Nos. 63 to 67:- Make of cable:- Polycab / Finolex / Havells / KEI / HPL /Plaza / Standard / RR Kabel. Make for conduit:-Plaza / Presto Plast / Precision/ M/S AGK Industries.

Matetial and labour for sub-main wiring in repairs with two run of FRLS PVC insulated unshethed single core multi-stranded copper conductor of size 6 sqmm and one run of 6 sqmm copper conductor as continuity earth wire drawn in and including PVC conduit of suitable size but not less than 25 mm dia on shed/ wall / iron channel etc, including PVC fittings such as bends Tee and boxes all as specified and directed (Note : (i) Two run of 6 sqmm cable one run of 6 sqmm cable alongwith PVC conduit shall be measured and paid as one unit. (ii) Cost of cutting of wall/ fixing material such as GI wire of suitable size / any item, if any, required for housing of PVC casing conduit etc and also making good the disturbed surfaces are deemed to be included in unit rate. (iii) Cost of chase cutting if any for submain wiring shall be deemed to be included in the quoted rate). Make of cable:- Polycab / Finolex / Havells / KEI / HPL /Plaza / Standard / RR Kabel. Make for conduit:-Plaza / Presto Plast / Precision/ M/S AGK Industries.

Supply and fix switch piano flush buttom 5 Amp single pole one way 240 volt all as specified and directed

Supply and fix socket out let 3/5 pin 5 Amp 240 volt.all as specified and directed

Supply and fix switch socket combination 3/5 pin 5 Amp 240 volt.all as specified and directed

Supply and fix switch socket combination 3/6 pin 15 Amp flush type 240 volt.all as specified and directed

Supply and fix celling rose surface,3 terminal of min da 63.5mm and ISI marked all as specified and directed

Supply & fixing PVC poly carbonate round blocks 10 cm dia complete all as specified and directed.

Supplying & fixing LED tube light fitting, 1 x 18 watt bipin holders, connector block etc. complete with all accessories internally pre-wired with and including 18 watt tube rod retrofit and connecting the same to ceiling rose with using copper conductor 23/0.0076 flexible twisted twin core cable ,and fixing the light fitting to walls / roof complete all as specified & directed. Make (LED Tube light) : Phillips/Havells/Bajaj/Crompton or equivalent

S&F lamp Holder insulated body with back plate angle/straight type suitable for batten complete all as specified and directed.

S&F LED Blub 10 watt Self Ballasted Retrofit type lamp with PBT body shell and DC Diffuser CCT 6500 K with fitting complete all as specified and directed.

S&F single pole and neutral DB wall mounting type,240 Volts,8 Way with 200 Amps rated bus bar,double door suitable for fixing MCB's including connecting etc and taking down U/S DB ,main switch all as specified and directed. Make (DB) : L&T/ABB/ Havells/Indoasian or equivalent

S & F MCB SPN 40 Amps to 63 Amps 240 volts complete all as specified and directed. Make (MCB SPN) : L&T/ABB/ Havells/Indoasian or equivalent

S & F MCB SP 6 to 32 Amps 240 volts complete all as specified and directed. Make : (MCB SP):L&T/ABB/ Havells/Indoasian or equivalent

S & F LED building security light fitting 45W new generation energy saving and environmental friendly long life LED street light made up of pressure diecast aluminium housing with high power LED as lighting source and lens embedded PC cover having seperate driver compartment with IP65 protection and impact resistance of IK07 including mounting bracket of suitable size complete. Make: Havells/Crompton/Bajaj/Philips or equivalent

Supply and fix exhaust fan, steel body AC single Phase. 230V of size 380m sweep with, blades, and frame and louvers complete..including takingdown old unsv ceiling Fan and deposite to the MES store complete all as specified and directed. Make (Exhaust Fan): Havells/Bajaj/Crompton or equivalent

Excavating in trenches, n exc 1.5 m wide or n exc 10 sq m on plan and n exc 1.5 m in depth for foundation etc and getting out in loose soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm in Soft/loose soil complete all as specified and directed.

Removing excavated materials not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Cutting hard standing / road for laying of cable/portection pipe, not exc 30 cms wide and not exc 30 cms deep, and getting out in soft/loose soil, etc complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C-2 (using 40 mm graded stone aggregate) for filling and making good of disturbed surfaces of road/hard standing etc complete all as specified and as directed.

Material and labour for sand cushioning with clean dry sand in trenches for cable protection complete all as specified and as directed. Note:- Only punned depth will be measured and paid.

Supply and lay sub class 'B' bricks dry in trenches for cable protection laid with its longitudinal axis perpendicular to the cable axis complete all as specified and as directed.

Supply and fix galvanised iron pipe in 40 mm bore, light grade for protection of UG cable, laid in trenches or fixing to pole, panel, wall etc. including MS clamp,nut, bolt etc, on pole / walls. complete all as specified and as directed.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 16 sqmm 4 core complete all as specified and directed. Make (XLPE Cable): Polycab/Havells/KEI or equivalent

Supply and fix in replacement vertical TPN DB with MCCB incomer of 4 way in double door suitable for four pole MCCB (63A/100 A)as incomer including MCCB+12 modules incoming and outgoing make good of damaged surface/wall including re-connection with existing earth wire to DB all as specified and as directed.Note:- MCCB shall be measured and paid seperatly. Make:Havells/L&T/ABB/Indoasian or equivalent

Supply and fix in replacement MCCB triple pole & neutral 40-100 amps,,16 KA, with all incoming / outgoing connections suitable for fix 4 way vertical type TPN DB in double door twith proper size of aluminium lugs complete all as specified as directed. Make (MCCB 4 Pole) : ABB/Havells/Indoasian or equivalent

Material and labour for earthing with galvanized steel earth plate electrode 600 x 600 x 6 mm thick, buried directly in ground ( earth pit not less than 2.25 mtrs deep below GL) with top edge of the plate not less than 1.5 mtrs below normal ground level, connected to galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth lead wire protected by and including 15mm dia GI pipe (Light FRLS grade) and 20mm dia GI pipe (medium FRLS grade) for watering and connected to control switch as directed including necessary earthwork as in soft/loose soil, concrete pit in PCC (1:3:6) type C1, pre cast RCC (1:1.5:3) type A1 cover slab duly reinforced with 8mm dia TMT bar @ 100mm C/C both way and two Nos lifting handle made of 12mm dia TMT bar and set in cement mortar (1:4), funnel, wire mesh, char coal or coke and salt in alternate layer, testing, etc complete all as specified in electrical plate No 3 of SSR Part-I including taking down old earthing.complete all as specified as directed .

Supply and lay 40mm bore steel water tubing, galvanised 'medium grade’ GI pipe with all necessary fittings and fixed complete to walls and ceilings or laid in floors/surface/trench complete including taking down old unserviceable pipe complete all as specified as directed .

Supply and lay 25mm bore steel water tubing, galvanised 'medium grade’ GI pipe with all necessary fittings and fixed complete to walls and ceilings or laid in floors/surface/trench complete including taking down old unserviceable pipe complete all as specified as directed .

Supply and lay 20mm bore steel water tubing, galvanised 'medium grade’ GI pipe with all necessary fittings and fixed complete to walls and ceilings or laid in floors/surface/trench complete including taking down old unserviceable pipe complete all as specified as directed .

Supply and fix gun-metal, gate valves, with iron wheel head, screwed both ends for iron pipe and fixed after taking down old unserviceable one complete all as specified & directed for 20 mm bore.complete all as specified as directed . Make (Gun-metal gate valves) : Zolote/upadhay/Kalpana or equivalent

Cutting chases in brick wall, 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 conduit wiring, etc. and making good, cutting not exc 10 cm girth complete all as specified as directed .