REPAIR AND IMPROVEMENT TO SMQ/OMQ WITH ARRESTING SEEPAGE, INTERNAL/ EXTERNAL PLASTER, ATT, PLUMBING, SANITARY FITTINGS, JOINERY, INTERNAL WIRING AND OTHER CONNECTED WORKS AT AF STN BARRACKPORE UNDER GE (AF) BARRACKPORE.

Amount

Taking down cement plaster of any description built in cement mortar on brick or stone walls etc including racking out joints, hacking for key, scrubbing down with water etc. and removing debrish from site complete all as specified and directed.

Demolition of brick work or stone boulder masonry, built in cement mortar including all quoins, arches, pillars etc. including removing of unserviciable material from site complete all as specified and directed.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided including removal of rubbish from the site complete all as specified and directed.

Demolition of cement concrete (reinforced) of any description and in any position not otherwise specifically provided including reinforcement cut as required to facilitate demolition and removing debries from site of work complete all directed.

Dismantling timber scantlings in framed work 40 sqcm and over in section, in any position complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

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

Dismantling of stone slabs and tiles laid bedded and pointed in any mortar of any description or thickness in floors, aprons etc. complete all as specified and directed.

Taking down chowkhats with shutter (without taking of shutter from the frame) n.exc.1.5 Sqm each and removing from site complete all as specified and directed.

Taking down chowkhats with shutter (without taking of shutter from the frame) exc.1.5 Sqm but n.exc 4.0 Sqm each and removing from site complete all as spd and directed.

Taking down shutters of any description n.exc. 1.00 Sqm each complete all as specified and as directed.

Taking down shutter of any description exc.1.00 sqm. but n.exc. 2.00 sqm each complete all as specified and directed.

Taking down wooden door/window of area exc 1.00 sqm but n.exc 2.00 sqm each carefully and refixing in the same opening after necessary repair such as stay handle etc and making good to existing surface with cement mortar (1:3) complete all as specified and directed. Note:- Concrete required for fixing hold fast shall be included in quoted rate.

Taking down chowkhats with shutter (without taking of shutter from the frame) exc.1.5 Sqm but n.exc 4.0 Sqm each and refixing in same opening with using hold fast, minor cement concrete work and making good complete all as specified and directed.

Repair/adjusting aluminium door for holding in position to shutters in frame including replacing of old damaged adjusting bolts, cleats, rubber gas- kits, screws and aluminium sections less than 1kg for each shutters and making proper functionable to aluminium doors/windows complete all as specified and directed.

Taking up or down 15 mm bore steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Taking up or down 20 mm bore steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Supply and fix 15 mm bore steel tubes medium grade, galvanised, with all fitting and fixed to walls, ceilings, roofs or laid in floors complete all as specified and directed.

Supply and fix 20 mm bore steel tubes medium grade, galvanised, with all fitting and fixed to walls, ceilings, roofs or laid in floors complete all as specified and directed.

Cutting chases, pinning in existing brick wall and 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 complete all as specified and directed.

Material and labour for 15mm thick rendering in cement mortar (1:4) on fair faces of brick work in two layers, first layer of 10mm thick and top layer of 5mm thick with using water proofing coumpound (WPC) @ 200ml per 50 Kg bag of cement or as per manufacturers instruction and finish the surfaces even and smooth without using extra cement as in wall complete all as specified and directed. Note : WPC will be measured and paid separately under respective item.

Material and labour for 10mm thick rendering on fair faces of brick work or concrete surfaces in cement mortar (1:6) and finish the surfaces even and smooth without using extra cement as in wall complete all as specified and directed.

Material and labour for 5mm thick rendering on concrete surfaces in cement mortar (1:3) and finish the surfaces even and smooth without using extra cement as in ceiling complete all as specified and directed.

Material and labour for preparation of new plastered surfaces of walls and applying two 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 one coat of exterior primer applied @ 0.90 litre/ 10 sqm complete all as specified and directed.

Material and labour for preparation of new plastered surfaces of walls and applying two coats of acrylic washable distemper over a coat of alkali resistance primer over 1mm thick wall care putty complete all as specified and directed.

Material and labour for preparation of new plastered surfaces of wall and applying three coat of white wash complete all as specified and directed.

Material and labour for preparation of new plastered surfaces of ceiling and applying three coat of white wash complete all as specified and directed.

Material and labour for PCC (1:2:4) type B-1 (20mm graded aggregate) as in coping, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating including necessary formwork complete all as specified and directed.

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

Materials and labour for half brick thick brick work with sub class `B` bricks, old size straight or curved on plan to any radius built in cement mortar (1:4) complete all as specified and directed.

Material and labour for 2nd 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, complete all as specified and directed.

Material and labour for 2nd class HW plain fillets, square, rectangular or trangular in section, wrought, chamfered or rounded screwed with nails or beads sectional area exc 13 & n.exc 25 Sqcm. complete all as specified and directed.

Supply and fix 35mm thick 2nd class hard wood glazed and skeleton shutters, open rebated and prepared to receive glass, gauze, etc. divided in to square with plain, chamfered or rounded, mitred and rebated sash bars, any numbers), edges of framing plain, chamfered or rounded. fitted with cut and mitred beads for securing glass, etc.; sizes of members of shutters as specified in SSR Part I, Section 8, clause 8.24 (a), and fitted to chowkats complete all as specified and directed.

Supply and fix 30mm thick 2nd class hard wood plain, framed, panelled shutters (any number of panels), with panels of timber flat on both sides (feather edged), or of veneered particle board medium density, wood particle board with commercial face veneers with framing is moulded on solid (for each side) and fitted to chowkat complete all as specified and directed.

Supply and fix powder coated (any colour) aluminium (minimum thickness of powder coating 50 micron) work for doors, windows, ventilators and partitions (fixed portions) with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS:1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing/ paneling, C.P. brass/ stainless steel screws complete all as specified and directed.

Supply and fix powder coated (any colour) aluminium (minimum thickness of powder coating 50 micron) for shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber/neoprene gasket required with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS:1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing/ paneling, C.P. brass/ stainless steel screws complete all as specified and directed.

Supply and fix anodised aluminium grill (anodised transparent or dyed to required shade according to IS: 1868 with minimum anodic coating of grade AC 15) of approved design / pattern, with approved standard section and fixed to the existing window frame with C.P. brass/ stainless steel screws @ 200 mm centre to centre, including cutting the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening complete all as specified and directed.

Supply and fix 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 con- forming to Fe.290.Gde-E-165 complete all as specified and directed.

Supply and fix solid PVC wall lining consisting of 5mm thick plain colour PVC sheet inclusive of solvent cement and fixing at site on PVC/aluminium frame complete all as specified and directed.

Material and labour for 2nd class hard wood Small fittings such as brackets of any type, latch and hinge blocks, shaped door and window stops and the like, including all necessary' labours; articles n. exc 200 cu. cm each complete all as specified and directed.

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

Suplly and fix 150 mm long aluminum anodised barrel tower bolts cast type complete all as specified and directed.

Supply and fix 100mm long alluminium handles, cast type, anodized complete all as specified and directed.

Suplly and fix 300 mm 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 directed.

Supply and fix in repair mild steel 300mm long ordinary rat tail rod pattern spring including roller and roller plate complete all as specified and directed.

Hacking out old broken glass (any thickness, size, quality or description) from wooden frames or stone, concrete or brick surrounds, glazed with putty or fixed with beads complete all as specified and directed.

Supply and fix 5.50 mm thick sheet glass ordinary quality and glazing with oil putty or wooden/ aluminium rubber beads, nails etc in square n. exc 0.5 sqm in each pane complete all as specified and directed.

Supply and fix 5.50 mm thick sheet glass ordinary quality and glazing with oil putty or wooden/ aluminium rubber beads, nails etc in square exc 0.5 sqm in each pane complete all as specified and directed.

Supply and fix 4 mm thick sheet glass pin headed type and glazing with oil putty in square not exc 0.5 sqm in each pane complete all as specified and directed.

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

Supply and fix in repair stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples or nut bolt complete all as specified and directed.

Material and labour for RCC (1:1.5:3) (nominal mix) (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 complete all as specified and directed.

Material and labour for mild steel TMT bar 10 mm dia and over cut to length bent to shape required, including cranking, bending spirally for hooping ends and binding with and incl. mild steel wire (annealed) not less than 0.9 mm dia or securing with clips. complete all as specified and directed.

Use and waste of form work to sides and soffits of floor or roof beams, beam haunchings, girders, bres-summers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. with rough finished flat surfaces of concrete complete all as specified and directed.

Supply and fix in repair sinks made of stainless steel 1mm thick kitchen or laboratory with plugs, washers and wastes; including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe overall size 600mm x 450mm, bowl size 550mm x 400mm x 160mm and 32 mm bore waste coupling PTMT (minimum weight 45gms) and 32mm dia PVC waste pipe 800mm long complete all as specified and directed.

Material and labour for vitrified ceramic tiles (premium quality) 8 to 10mm thick, light shade as approved, polished area of each tiles n. exc. 0.36 Sqm (square/ rectangular) in floor etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles with and including 20mm thick screed bed in cement mortar (1:6) complete all as specified and directed.

Material and labour for ceramic, non skid coloured tiles (premium quality) 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.11sqm but not exc. 0.18sqm as in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles laid over and including 20mm thick screed bed in cement mortar (1:6) complete all as specified and directed.

All as per item No 57.00 above but in skirting and dado laid over and including 10mm thick rendering in cement mortar (1:4) and -ditto-.

Material and labour for glazed ceramic tiles of size 300x450x7 mm (premium quality) coloured in vertical surfaces such as riser of steps, skirting, dado and pillar set and jointed in neat cement slurry and pointed in white or coloured cement to match laid over and including 10mm thick cement plaster in cement mortar (1:4) complete all as specified and directed.

Material and labour for 20mm thick jet black granite for top shelves (of any type) work (table rubbed and polished) in cupboard shelves, steps, jambs, window cills, cooking platforms and like in cement mortar (1:4) including pointing, grooving to wall etc with white cement using marble dust with admixture of pigment to match with shade of granite including moulding/nosing fixed independently complete all as specified and directed.

Material and labour for machine cut cudappah stone slab 20-25mm thick as in shelf including rubbing and polishing including taking down existing shelf complete all as specified and directed.

Rounding to edges of stone slabs one edge, such as in steps, cooking platform, and other similar situations complete all as specified and directed.

Material and labour for 25mm thick PCC (1:2:4) type B-0 (using 12.50mm graded stone aggregate) as in floor finishes and finish the surface fair and even complete all as specified and directed.

Supply and fix in repair 15 mm bore CP fancy type with long shank and cup (concealed type) stop valves, cast copper alloy, screwed down high pressure with crutch or butterfly handle screwed both,ends for iron pipe or for unions and fixed complete all as specified and directed.

Supply and fix in repair 15 mm bore two way bib taps fancy type cast copper alloy chromium plated with crutch or handles screwed down, screwed for iron pipes complete all as specified and directed.

Supply and fix in repair 15 mm bore bib taps fancy type cast copper alloy chromium plated with crutch or handles screwed down, screwed for iron pipes complete all as specified and directed.

Supply and fix in repair 15mm bore fancy type wall mixer chromium plated, brass, round headed single liver with extruded brass made spindle and housing with wall flange, screwed down high pressure with long screwed shanks, screwed for iron pipe complete all as specified and directed.

Supply and fix in repair 15mm bore fancy type sink tap chromium plated, brass, round headed single liver with quarter turn option with areator, swan neck type wall mounted with extruded brass made spindle and housing with wall flange, screwed down high pressure with long screwed shanks, screwed for iron pipe complete all as specified and directed.

Supply and fix in repair 15 mm bore CP fancy type angle cock cast copper alloy, screwed down high pressure with crutch or butterfly handle screwed both,ends for iron pipe or for unions and fixed complete all as specified and directed.

Supply and fix in repair 15 mm bore PVC connection pipe 600mm long with PTMT nuts at both ends complete all as specified and directed.

Supply and fix in repair brass chromium plated shower rose 125mm size with or without swivel joints complete all as specified and directed.

Supply and fix in repair 15mm bore fancy type pillar tap long body (swan neck type) 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.

Supply and fix in repair Grating doom 125mm dia with waste hole of PTMT (Minimum weight 40gms) complete all as specified and directed .

Supply and fix in repair 10 litre PVC valveless, syphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets including flushing pipe complete all as specified and directed.

Supply and fix in repair single piece water closet vitreous china wash down water closet pan (pedestal Pattern) of size 360x730x740mm with S trap of size 300mm with PP soft close seat cover, hinges, dual flush cistern fitting including all required fixing accessories and accessories set complete of solo series of code SLS-WHT-6851S300PP of make JAQUAR& COMPANY PVT LTD or equivalent brand of make mentioned in tender documents complete all as specified and directed.

Supply and fix in repair vitreous china wash down water closet pan (pedestal Pattern) white (excluding fixing bolts flusing cistern and flush pipe) including connection to drain (or out going pipe) and to flush pipe anti syphonage pipe incl cast iron P or S trap complete all as specified and directed.

Supply and fix in repair vitreous china white squatting pan of ‘Orissa’ pattern, size 580 x 440mm with integral foot rests including ‘P’ or ‘S’ trap, (excluding flushing cistern and flush pipe), including provn of cement concrete bedding (1:5:10) type E1 (using 20mm graded stone aggregate) complete all as specified and directed.

Supply and fix in repair plastic water closet seat white closed pattern with flat bottom and cover mild steel chromium plated or aluminium hinging device complete all as specified and directed.

Supply and fix in repair vitreous china wash basin oval shaped counter sunk type of size 550 x 400mm including 32mm dia waste fittings, brass,chromium plated for glazed ware sinks, basin with long screws shanks and fly nuts end fixed complete all as specified and directed.

Supply and fix in repair vitreous china wash basin oval type counter top of size 550 x 400mm flange end bedded in red lead cement and other end fixed complete all as specified and directed.

Supply and fix vitreous china wash hand basin, white, flat back, size 550x400mm excluding taps, waste pipe, chain & plug and porcelain stopper but with brackets, including cutting for and pinning in and including 32mm dia waste fitings cast copper alloy chromium plated with long screwed shanks and flynuts flange and beded in red lead cement, 32mm dia PVC waste pipe 800mm long complete all as specified and directed.

Supply and fix in repair 5.5 mm thick sheet glass shelf assembly consisting of 12 cm wide glass shelf with chromium plated bracket guard and 60 cm long railing complete all as specified and directed.

Supply and fix in repair health faucet (ABS Body) mild steel chromium plated suitable for 15 mm dia pipe with 1.25 metre long flexible tube and ABS wall hook including making connections and fixed in position complete all as specified and direted.

Supply and fix in repair telephonic hand shower chromium plated with 1.50 meter flexible tube (CP) with CP wall hook of any colour for fixing with 15mm bore pipe complete all as specified and directed.

Supply and fix in repair toilet paper holder, brass, chromium plated, fixed with stainless screw complete all as specified and directed

Supply and fix in repair brass CP basin mixer for mixing hot and cold water screwed down for pipes suitable for 15mm dia pipe complete all as specified and directed.

Supply and fix in repair 40mm dia High density polyethylene pipes (HDPE) pipes of pressure rating 6 kgf/sqcm fixed complete to walls, ceilings or in floors etc. complete all as specified and directed.

Supply and fix in repair 25 mm dia dropery rod alumnium powder coated decorative/ fancy type with bracket complete all as specified and directed

Supply and fix solid PVC door frame of size 50 mm X 47 mm made out of 5 mm plain coloured PVC sheet reinforced with mild steel square tube as per specification and drawing given on MES schedule Part – II (2020) complete all as specified and directed.

Supply and fix factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail; Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement complete all as specified and directed.

All as per item No 91.00 above but wire gauzed shutter, the wire gauze shall be wrapped on an additional square 8mm M.S. Solid tube and this tube shall be welded to M.S. tubes. The wire gauge shall be stretched to tighten firmly and -ditto-.

Supply and fix factory made single extruded WPC (Wood Polymer Composite) solid door/ window/ Ceosetory windows & other Frames/ Chowkhat of size 65X150 mm comprising of virgin PVC polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying PVC solvent cement and screwed with full body threaded star headed SS screws having minimum frame density of 750 kg/cum, screw withdrawal strength of 2200 N (Face) & 1100 N (Edge), minimum compressive strength of 58 N/mm2, modules of elasticity 900 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/ moisture proof and fire retardant and fixed in position with MS hold fast/ lugs/SS dash fasteners of required dia and length complete all as specified and directed. Note: For WPC solid door/window frames, minus 5mm tolerance in dimension i.e. depth and width of profile shall be acceptable. Variation in profile dimensions on plus side shall be acceptable but no extra payment on this account shall be made.

Supply and fix factory made single extruded WPC (Wood Polymer Composite) solid plain flush door shutter of 30mm size comprising of virgin polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) having minimum density of 650 kg/cum and screw withdrawal strength of 1800 N (Face) & 900 N (Edge), minimum compressive strength 50 N/mm2, modulus of elasticity 850 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/moisture proof and fire retardant and fixing with stainless steel butt hinges of required size with necessary full body threaded star headed counter sunk S.S screws complete all as specified and directed.

Cutting holes into or through brick walls built in cement mortar and making good in cement mortar (1:3) or cement concrete (1:2:4) type B-1 as required superficial area not exc 150 sqcm complete all specified.

Material and labour for welding in reapirs n.exc 2.5 cm in length and thickness of metal to be welded exc 6mm but n.exc 9mm thick complete all as specified and directed.

Dismantling of PVC/cast iron/ RCC dainage pipe including all fittings of 75/100/110mm dia complete all as specified and directed .

Supply and fix PVC (SWR) pipes 110mm bore single socketed in any length with rubber ring joints fixed to walls including stack clamp of suitable size complete all as specified and directed .

Supply and fix PVC (SWR) pipes 75mm bore single socketed in any length with rubber ring joints fixed to walls including stack clamp of suitable size complete all as specified and directed .

Supply and fix 110mm bore PVC (SWR) junction single (single T) equal or unequal provided with access door complete all as specified and directed.

Supply and fix 110 mm bore PVC (SWR) bends of any radius with access door complete all as speified and directed.

Supply and fix PVC (SWR) pipes 75mm bore single socketed in any length with rubber ring joints laid in trenches or in floors complete all as specified and directed .

Supply and fix 75mm bore PVC (SWR) bends of any radius complete all as specified and directed.

Supply and fix 75mm bore PVC (SWR) junction single (single T) equal or unequal complete all as specified and directed.

Supply and fix in repair 75mm dia PVC (SWR) floor trap, plain with grating including jointing with solvent cement complete all as specified and directed.

Supply and fix in repair 32 mm bore PVC corrugated waste pipe 750mm long complete all as specified and directed.

Supply and fix in repair tubular towel rail, 20mm dia, D type, brass chromium plated 60cm long between flanges complete all as specified and directed.

Supply and fix in repair brass chromium plated towel ring fixed with and including chromium plated brass screws and wooden/plastic cleats complete all as specified and directed.

Supply and fix in repair 20 mm bore ball brass valves, high pressure, with polythene float and fly nut complete screwed for iron pipe or brass ferrule complete all as specified and directed.

Supply and fix in repair glass corner shelf assmebly of full size of 300mmx300mm, fancy type fixed with screws for bath etc. complete all as specified and directed.

Supply and fix in repair 0.85 mm thick stainless steel plate rack of size 914mm X 914mmx 254mm of stainless steel grade 204 complete all as specified and directed.

Supply and fix in repair soap dish, brass chromium plated, fancy type, fixed to plugs with chromium plated fixed with brass screws complete all as specified and directed.

Material and labour for cutting out cracks to V-section in existing roof or terracing, cleaning and filling solidly with hot mixture of bitumen and clean dry sand (1:1) (by weight) complete all as specified and directed.

Material and labour for cutting down vegetation growths like plants / trees of girth n exc 15cm from roof top / sides, external walls of bldgs, chajjas, wall juctions/ at junction of rain water / CI waste water pipe junctions including removal of roots and taking out carefully possible quality of concrete in roofs embedded in walls / slab surfaces making good affected locations and applying approved chemical (herbal medicine) to arrest further growth and making good the distrubed surfaces with PCC (1:2:4) type B-1 or CM (1:2) complete all as specified and directed. Note : The quoted rate shall be deemed to include the cost of scaffoloding / staging upto four storey bldgs.

Material and labour for applying evenly a tack coat of industrial bitumen 85/25 at the rate of 1.2 kg per sqm including cleaning surfaces complete all as specified and directed.

Material and labour for preparation of newly bitumen surfaces and applying two coats of bituminous aluminium paint @ 0.10 ltrs per sqm per coat complete all as specified and directed.

Complete removal of existing roof treatment in any layers and disposal of debris from site complete all as specified and directed. Notes: - (a) The rates are inclusive of removal for any type of old water proofing treatement over main RCC slab. (b) Bidders are advised to visit the site and esure about site condition before quoting their rates. (c) Demolition of PCC/ taking down plaster if any shall be measured and paid saparately under respective items.

Material and labour for 25mm thick PCC (1:2:4) type B0 (using 12.50 mm graded stone aggregate) mixed with water proofing compound @ 200 ml per bag of cement (50 Kg) or as per manufacturer instruction as in levelling course to match undulation of roof, in coving, roof kerbs including benching or mud stops, rounded or chamfered on edges etc including necessary form work and finished the rough surface complete all as specified and directed. Note : WPC will be measured and paid separately under respective item.

Material and labour for 5mm thick rendering in cement mortar (1:3) with using water proofing coumpound (WPC) @ 200 ml per bag of cement (50 Kg) or as per manufacturers instruction on roof top while concrete is green to become integrated part of concrete padding layer and finish the surfaces even and smooth without using extra cement complete all as specified and directed. Note : WPC will be measured and paid separately under respective item.

Material and labour for 15mm thick rendering in cement mortar (1:4) with using water proofing coumpound (WPC) @ 200 ml per bag of cement (50 kg) or as per manufacturers instruction on roof top and finish the surfaces even and smooth without using extra cement including taking down existing cement plaster and disposal of debris from site complete all as specified and directed. Note : WPC will be measured and paid separately under respective item.

Supply only liquid water proofing compound (WPC) complete all as specified and directed.

Material and labour for water proofing treatment to RCC roof surface comprising with the following course of treatment/specifications from bottom to top :- (a) Applying cold bituminous primer (water based) @ 0.30 liters per sqm confirming to IS 3384 over plastered surfaces of roof. (b) One layer of APP based polymeric membrane 3mm thick, weight not less than 3.50 kgs per sqm, reinforced with non woven polyester matt central core fabric (weight not less than 160 GSM) and coated on both side with and including layer of APP modified bitumen and finished with and including micro-prefabricated heat fusible polythene film on both surfaces. (c) Finally applying two coats of bituminous aluminum paint @ 0.10 ltrs per sqm per coat on top surface. Contd...

Note:- (i) The work shall be executed only through authorised applicator of manufacturer as approved by GE. (ii) Laying of APP based polymeric membrane shall be done by torch on method or as per manufacturers instructions. (iii) A minimum overlap of 150mm and 100mm should be made in the end and sides of the polymeric membrane respectively and sealed all overlaps and joints as per manufacturers instructions. Make of APP membrane:- Super Thermolay of M/s STP Ltd, Hyperplas of M/s IWL India Ltd, Hydrostop of M/s Tiki Tar Danosa (India) pvt ltd, , M/s FOSROC Chemicals, Smartcare APP membranes of M/s Asian Paints Ltd.

Material and labour for cutting out cracks to V-section grooves on brick wall or on concrete surfaces up to 10 to 15mm depth and 30mm width, cleaned the surface of groove free from dirt & loose particles and filled the groove with multi purpose binder (MPB) crack filler as per manufacturers instruction and rendering the surface in cement mortor (1:3) and finish the surface flush with the existing surface complete all as specified and directed. Make: -Asian Paints Ltd / SIKA / Fosroc. Note:- The cost of scaffolding/staging shall be included in the quoted rates.

Material and labour for water proofing treatment to RCC roof/ chajja surface with fiber reinforced elastomeric liquid applied waterproofing membrane formulated with PU hybrid polymers and reinforcing acrylic fibers and upon curing forms a thick, seamless, durable membrane using product Smart Care Damp Proof Ultra (Product code- 5698) of Asian Paints Ltd or equivalent brand of makes M/s STP Ltd, M/s IWL India Ltd, M/s Tiki Tar Danosa (India) pvt ltd, M/s FOSROC Chemicals with the following course of treatment/specifications from bottom to top :- (a) Applying priming coat Smart Care Damp Proof Ultra as self priming with 33% water dilution with roller/ brush and allow to dry for 4-6 hours or as per manufacturer's instruction. Contd...

(b) Applying first coat of water proofing Smart Care Damp Proof Ultra without dilution with roller and allow to dry for 4-6 hours or as per manufacturer's instruction. (c) Finally applying second coat of water proofing Smart Care Damp Proof Ultra without dilution with roller and allow to dry for 4-6 hours or as per manufacturer's instruction. Note:- The work shall be executed only through authorised applicator of manufacturer as approved by GE.

Material and labour for post constructional anti-termite treatment along the external wall below concrete or masonry apron using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes etc. in apron complete all as specified and directed.

Das and Brothers (BID ID -3470639)

CHANDRA CONSTRUCTION & CO. (BID ID -3472372)

BOSE ENTERPRISE INDEX NO.E 106 2010 BKP (BID ID -3472399)

M/S. B. N. CHATTERJEE (BID ID -3472544)

Renuka Fero Products (BID ID -3472437)

M/S A. J. CONSTRUCTION (BID ID -3472609)

SITARAM CONSTRUCTION (BID ID -3472681)