GE/ALP (8217B) KOLKATA OF 2023-24

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 (upto ten storie bldg) complete all as specified and directed.

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

Dismantling fibre glass reinforced translucent corrugated sheet of any guage, thickness complete all as specified and directed

Demolition of brick work built in cement mortar including all quions, arches, pillers etc complete all as specified and as directed by the Engr-in-Charge.

Dismantling wrought iron or mild steel work of any description not otherwise provided for

Dismantiling of floor hearth or wall tiling including cement mortar (but not backing), and rubbish off the premises (out side of MOD land), complete all as specified and directed.

Hacking out old /broken glass (any description, size and quality) (upto ten storied bldg) complete all as specified and directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings,heads, shoes, bends, swan-necks,etc., including cleaning or refixing or removal to store (measured overall as fixed along the centre line over fittings and accessories) complete all as specified and directed.

Dismantling cast iron or re-inforced concrete drain pipes of 100mm bore, jointed in cement mortar

Dismantling bitumenous felt of any type and disposed of the same complete all as specified and directed.

Demolition of reinforced cement concrete in roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work (upto ten stories bldg) complete all as specified and as directed.

Chipping of unsound/weak concrete materials from slabs , lintel,chajja, fin, facia etc. by any means as directed by engr-in-charge including tapering all edges, making square shoulders of cavities air or sand blasting etc and cleaning of exposed concrete surface of lightly picking materials by air blasting or sand blasting including foreign matrials, loose concrete/aggregate etc and disposal of all debris out of MOD land (upto ten storey bldg) for 25mm average thickness. complete all as specified and directed.

All as per item No -12 here in before but 50 mm average thickness for beams/column

Deduct/add for every less/extra 5mm thick. (with respect to average thickness of item Nos 12 & 13)

M&L for removing of concrete all around reinforcement including from behind the reinforcing bars to give an avrage 25 mm thick (but not less than 15 mm clear air gap) by manual methods (using wire brushing, chiselling etc) and applying alkaline rust removing chemical followed by removing rust by emery paper and cleaning the area throughly by water and allow it to dry all as per manufacturer's instruction to give it a totally rust free finished steel surface (upto ten storey bldg) complete all as specified and directed. (Make: SIKA/FOSROC) upto 12 mm dia bar.

All as per item No 15 above but for above 12mm dia bars complete all as specified and directed.

Supply and application of coat of Epoxy Zinc rich primer on the prepared steel surface excluding behind the bar by brush the primer shall have a minimium specific gravity 1.75 minimum weight film thickness/coat 40 microns and minimum adhesive bond strength with steel is 1.5N/mm2 (upto ten storie bldg) complete all as specified and directed. (Make: SIKA/FOSROC.)

M&L for providing single coat of epoxy bond adhesive of prepared non metallic surface (existing surface) and applying by brush all as per manufactures instruction/specification. The bonding agent shall have minimum compressive strength of 40 N/Sqmm and complete all as specified and directed. (upto ten storey bldg.)

M&L for introducing new reinforcement bars for structural connections in RCC Bram, Lintels, Columns and slabs including power drilling holes of appropriate diameter in reinforced of plain cement concrete to a minimum depth of 150 mm and upto 200 mm including power drilling , fixed the reinforcement in position using epoxy of loose dust by blowing air, sealing with epoxy cartridges etc (upto ten storey bldg) complete all as specified and directed.

M&L for providing and placing in position free flow non shrink cementitious micro concrete of Grade of M-50 to the effected beam, etc . The micro concrete shall have a minimium 1 day compressive strength of 10 Mpa and 28 days strength of 50 Mpa, minium tensile strength 5N/mm2 @ 28 days, minimium flextural strength 5N/mm2 @ 28days and complete all as specified and directed. ( Make: SIKA/FOSROC/ELANTAS BECK/KUNAL CONCHEM) for 50 mm average thickness of Col & Beam, (upto twelve storey bldgs.)

All as per item No 20 above but add/deduct for every less/extra 5mm average thickness.

Supply, mixing and application two component structural grade polymer modified reinstatement morter, where local spalling has taken place or shuttering is not possible . The mortar can be applying in layers not exceeding 6mm thick in each layer in and upto any thickness in smaller vertical pockets and upto any thickness in horizontal applications. The mortar should have a minimium compressive strength 12N/mm2 in 1 day and 45N/mm2 in 28 days. Minimum flexural strength should be 8 N/mm2 in 28 days. A modified styrene butadience emulsion for use as a bonding aid and gauging liquid for cementious system to be mixed with cement slurry before the application of modified polymer mortar to be used @ 6 ltr/bag of cement. The bonding agent should have minimium compressive strength 24N/mm2. Minimum tensile strength 3.5N/mm2, minimium flexural strength 6.5N/mm2 complete all as specified and directed. (upto 25 mm average thickness and upto ten storey High). Make :- Sika/Fosroc NOTE:- Cement and sand morter in proportion of 1:2 graded coarse sand ) with polymer admixed in proportions approved by Engr-in-charge)

M&L for applying curring compound or equivalent, complete all as specified and directed. Over concrete surface as curing compound as per manufactures instructions, upto ten storey building complete all as specified and directed.

M&L formwork to smooth fair finished sides and soffits of floor or roof beams, beam haunchings, girders, column, ressummers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. (upto tweleve storey building) complete all as specified and directed.

M&L for formwork to smooth fair finished edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs n. exc 20 cm wide and sides of RCC/ PCC bands in walls, horizontal or sloping and similar work exc 10cm but n exc 20cm wide, (upto ten storey building) complete all as specified and directed.

Supply and fixing of new TMT bars upto 12 mm dia of approved brand of requiste diameter by electro welding of length 2.5 to 5 d on both the side with the existing bar to require size and shape at the portion where the existing reinforcement has lost helf of its sectional area following by a coat of epoxy zinc primer as per the descripetion mentioned , (upto ten storey building) complete all as specified and directed.

M & L for providing of double layer self supporting steel scaffolding to external perimeter of building duly cross braced and properly alignede for the functional aspect and safe of the building upto and including G+12 storey height of building complete all as specified and directed.

Material & labour for rendering 15mm thick in CM (1:4) on other than fair face of brick work or concrete surfaces and finished the surface even and smooth (upto ten storey bldg) complete all as specified and directed.

Material & labour for 15 mm thick cement plaster 1:6 on fair faces of brick work or concrete surfaces (upto ten storey high bldg) complete all as specified and directed.

Material and labour for rendering 5mm thick with CM (1:3) on or concrete surfaces and finished the surface even and smooth as in ceiling (upto ten storey bldg) complete all as specified and directed.

Material and labour for Glazed ceramic tiles of size 450x300x7-8mm thick in verticle surfaces set and jointed in neat cement slurry and pointed in white cement mixed with pigment to match the shade of tiles laid over and including 10mm thick cement plaster in cement mortar (1:4) complete all as specified and directed.

Material and labour for non-skid ceramic coloured floor tiles as in floor 7 to 8 mm thick (square/rectangular) area of each tiles exceeding 0.11 sqm but not exceeding 0.18 sqm as in floor etc set and jointed in neat cement slurry and pointed in white cement mixed with pigment to match the shade of tiles laid over and including 15mm thick cement screed bed in CM (1:6) complete all as specified and directed.

Material and labour for non-skid ceramic coloured floor tiles as in floor 7 to 8 mm thick (square/rectangular) area of each tiles exceeding 0.11 sqm but not exceeding 0.18 sqm as in skirting etc set and jointed in neat cement slurry and pointed in white cement mixed with pigment to match the shade of tiles laid over and including 10mm thick cement plaster for backing coat in CM (1:4) complete all as specified and directed.

M&L for double charged vitrified ceramic tiles 8-9mm thick (square /rectangular ) polished area of each tiles not exceeding 0.36 sqm as in skirting/dado etc. set and jointed in neat cement slurry and pointed white or coloured cement to match the shade of the tiles laid over and including 10mm thick plaster in CM (1:4) for backing coat complete all as specified and directed .

M&L for double charged vitrified ceramic tiles 8-9mm thick (square /rectangular ) polished area of each tiles not exceeding 0.36 sqm as in skirting etc. set and jointed in neat cement slurry and pointed white or coloured cement to match the shade of the tiles laid over and including 10mm thick cement plaster in CM (1:4) for backing coat 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.

Material and labour for brick work with sub class 'B' bricks straight or curved on plan or any radius in half brick work built in CM (1:4) complete all as specified and directed.

Material & labour for 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-16.

Supply & Fixing for Pre painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/chadding to wall, fixed with self tapping screws complete all as specified and directed.

Supply and fixing in repair Steel windows with side hung shutters including projecting type hinges with steel handle and steel peg stay complete with glazing bars, dovetailed or welded for receiving glass and including cutting holes in wall for fixing the window and makding good the disturbed surfaces with the existing finishes to match complete all as specified and directed.

All as per item No- 40 above in before but without glazing bar complete all as specified and directed.

Supply and fixing as in repair steel ventilators with top hung shutters including hinges with steel handle and steel peg stay,glazing bar dovetailed or welded for receiving glass and including cutting holes in wall for fixing the ventilator and making good the disturbed surfaces with the existing finishes to match complete all as specified and directed.

S&F for powder coated aluminium sliding windows for three track with rubber gasket, stopper powder coated aluminium standard beads/glazing clips ,locking arrangement etc and aluminium frame of size 80mmX25mmX1.55mm and shutter of section 20mm X20mm X1.55mm including ( two shutter of 4.8mm thick glass and one shutter of wiremesh 0.36 mm dia of wire and average width of aperture 1.40 mm) including with necessary all fittings complete all as per manufacturer's instructions and complete all as specified and directed.

Supply and fixing in repair powder coated aluminum ventilator (single leaf single shutter) side hung type with stainless steel butt hinges, one shutter glazed with and including 4.00mm thick plain sheet glass and other shutter with stainless steel wire cloth of 0.36 mm dia of wire and average width of aperture 1.40mm fixed with stainless steel wire staples, rubber gasket, stopper,aluminium anodised handle 100mm long ,aluminium anodised tower bolts 100mm long and peg stay etc, size of aluminum frame shall be 100mmx50mmx1.50mm and shutter frame shall be 40mmx20mmx1.50mm complete all as specified and directed. (upto 12 storied bldg) Note : 1 No Glazed shutter and 1 No Gauged shutter constitube one unit.

Material & labour for easing adjusting of steel window and oiling greasing for smooth functioning including replacement of unserviceable peg stay , handle and nessessary welding for broken hook or glazing bar (upto ten storied bldg) complete all as specified and directed.

Material & labour for easing adjusting of aluminum window and refitting of shutter section with screw including replacement of unserviceable locking arrengment ,stay hook and nessessary neoprene beading (upto ten storied bldg) complete all as specified and directed.

Supply and fixing for stainless steel wire cloth of 0.36 mm nominal dia of wire and average width of apperture 1.40 mm and fixed with stainless steel staples in steel/wooden /aluminium frames (upto ten storied bldg) complete all as specified and directed.

Supply and fixing in repair stainless steel wire cloth of 0.36 mm nominal dia of wire and average width of apperture 1.40 mm and fixed with stainless steel staples in steel/wooden /aluminium frames (upto ten storied bldg) complete all as specified and directed.

supply and fixing for 3mm thick Sheet glass, ordinary quality and glazing with oil putty in square n.exe 0.50 Sqm in each pane (upto ten storied bldg) complete all as specified and directed.

supply and fixing for 4mm thick figured glass, ordinary quality and glazing with oil putty in square n .exe 0.50 Sqm in each pane (upto ten storied bldg) complete all as specified and directed.

Supplying and laying for 40 mm dia outer dia of CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings in trenches/walls including all brass fitting/fixtures in any grade to receive plumbing fittings and fixtures complete all as specified and directed

Taking up or down 15mm bore steel tubing and connections, including cleaning for re-fixing or removal.

Taking up or down 20mm bore steel tubing and connections, including cleaning for re-fixing or removal.

Supplying and laying for 20 mm outer dia of CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings in trenches/walls including all brass fitting/fixtures in any grade to receive plumbing fittings and fixtures complete all as specified and directed

Supplying and laying for 25 mm outer dia of CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings in trenches/walls including all brass fitting/fixtures in any grade to receive plumbing fittings and fixtures complete all as specified and directed

M&L for cutting chases, pinning, in making good to facing where required of brick wall and pointing in cement motrar (1:3) to ends and cutting chases for concealed water tubing and concealed conduit wiring etc and making good surfaces complete all as specified and directed.

Supply and fixing in repair 15mm bore bib taps cast copper alloy chromium plated with crutch or butterfly handle, screwed down, screwed for iron pipe complete all as specified and directed.

S&F in repair 15mm bore Brass CP angular stop cock concealed type with crutch or butterfly handle complete all as specified and as directed .

Supply and fixing in repair for 15mm bore stop valve, concealed type brass chromium plated, screwed down high pressure with crutch or butter fly handle screwed both ends fixed to GI pipe complete all as specified and directed.

Supply and fixing in repair 15mm bore chromium plated wash hand basin mixture for mixing hot or cold water screwed down for iron pipe and fixed complete all as specified and directed.

Supply and fixing in repair 15mm bore chromium plated wall mixture for fixing hot & cold water screwed down for iron pipe and fixed complete all as specified and directed.

Supply and fixing in repair for 15mm bore Chromium Plated pillar tap fancy type cast copper alloy, with capstan heads 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 & fixing in repair wash down water closet (pedestal pattern), white including connection to drain (or outgoing pipe) and to flush pipe etc. and making good the damaged surfaces complete all as specified and directed.

supply and fixing in repair PVC white water closet seat cover heavy duty coloured closed pattern with flat bottom and cover and mild steel CP hinnging device complete all as specified and directed.

supply and fixing in repairs 10 litres capacity PVC valveless, syphonic action type, flushing cistern, white colour, low level, white with inlet, ball valve, float and handle including brackets duly painted, 32mm dia PVC flush pipe complete all as specified and directed.

S&F in repair vitreous china squatting pan of orissa pattern long pan of size 580 mm x 440mm with integral foot rest white with cast iron p or s trap with back inlet including flush pipe of suitable length to connection with existing cistern & make good complete all as specified and directed.

S&F in repair brass CP shower roses with or without swivel joints,with shower arm, 125mm size, including fixing to steel pipes or union complete all as specified and directed. (upto 12 storey High of building)

supply and fixing in repair CP hand shower (faucet) with one meter flexible tube with wall hook complete all as specified and directed.

supply and fixing in repairs Vitreous China wash basin ( white), flat back, size 580 x 450 mm including CP waste coupling 32mm dia excluding taps, waste,chain and plug and porcelain stopper but including brackets, complete all as specified and directed.

supply and fixing in repair 32mm dia flexible PVC waste pipe for basin etc complete all as specified and directed.

Material & labour for preparation of new plastered surfaces of wall and applying two coats of oil bound distember over a coat of primer (upto ten storey bldg) complete all as specified and directed.

Material & labour for prepartion of new plastered surfaces and applying three coat of white wash on ceiling (upto ten storey bldg) complete all as specified and directed.

Material & labour for preparation on new plastered surfaces of wall and applying two coats of cement base paint over a coat of primer (upto ten storey bldg) complete all as specified and directed

Material & labour for preparation on new plastered surfaces of wall and applying two coats of anti-algae and anti-fungal exterior grade weather coat paint over a coat of primer (upto ten storey bldg) complete all as specified and directed.

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

Material & labour for preparation of old decorated surfaces of wall and applying one coat of oil bound distemper (upto ten storey bldg) complete all as specified and directed.

Material & labour for preparation of old surface and applying one coat of white wash on ceilling (upto ten storey bldg) ccomplete all as specified and directed.

Material & labour for preparation of old decorated surfaces by complete removal of existing surface brooming down or steel wire brushing scrapping down smoke soot and greasy spots and applying two coats of cement base paint on walls (upto ten storey bldg) complete all as specified and directed.

Material & labour for preparation of old decorated surfaces by brooming down or steel wire brushing, scrapping down smoke soot, moulds,etc and applying one coat of anti-algae and anti-fungal exterior grade weather coat paint (upto ten storey bldg )complete all as specified and directed.

Material & labour for preparation of old painted steel surfaces of any description exc 10 cm width or girth and applying one coat of synthetic enamel paint (upto twelve storey bldg) complete all as specified and directed.

S&F for 110mm bore PVC(SWR) pipe single socket in any length rubber ring joints complete all as specified and directed.

S&F for 110mm bore PVC(SWR) pipe bend single socket complete all as specified and directed.

S&F for 75mm bore PVC(SWR) pipe single socket in any length rubber ring joints complete all as specified and directed.

S&F for 75 mm bore PVC(SWR) pipe bend single socket complete all as specified and directed.

Supply and fixing for 75 mm dia PVC (SWR) junction single, (single T), equal or unequal fixed to wall (upto any height of the building) complete all as specified and directed.

S&F for CI spun pipes with out ears in any length fixed to wall with brackets of 100mm bore including all necessary fittings and bitummous paints both side complete all as specified and directed.

S&F in repair CI Nahani trap of 100mm dia, including jointing to waste pipe fixed in cement concrete, (1:2:4) type B1 ( using 20 mm graded crushed stone aggregate) complete all as specified and directed.

S&F in repairs CP grating of 100mm dia, fixed with cement mortar (1:3). complete all as specified and directed.

M&L as in repair granite slab 20 mm thick (of any type) work (table rubbed and polished) in steps, jambs, pillars, walls, window- cills, cooking platforms over screed bed/plaster 15 mm thick in CM (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite.

M&L for cement concrete (1:2:4) (using 12.5mm graded stone aggregate), 25mm thick on RCC roof laid in slope after applying a coat of neat cement slurry @ 3.0 Kg of cement per Sqm, finishing concrete surfaces even and smooth without using extra cement, complete all as specified and directed.

M&L for water proofing treatment on existing cleaned RCC roof with the following Specifications and Manufacturer's instructions, complete all as specified and as directed :- (a) Rendering 10mm thick in cement mortar 1:4, Plastered surfaces finished even and smooth. The plastered surfaces shall be cured properly for 7 days by ponding of water over roof. (b) Preparing and cleaning of fully dry plastered surfaces as per IS:3067-1966. (c) Applying bitumen primer conforming to IS-3384-1986 over the cleaned plastered surface @ 0.30 Litre per Sqm. (d) Applying evenly one coat blow hot bitumen of grade 85/25 @ 1.20 Kg per Sqm on Primed Surfaces. (e) Applying a layer of APP based polymeric membrance 3.0mm thick (minimum) weighing 3.50 Kg per Sqm (reinforced) with polyster Non-woven fabric weighing not less than 160 Grams per Sqm by torch application. The overlaps shall be minimum 100mm on the transverse direction and 75mm on longitudinal direction. (f) Applying one coat of aluminium paint @ 0.10 Litre per Sqm over APP based polymeric membrane.

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

Material and Labour for 4mm thick non asbestus reinforcement gypsum (GRG) ceilling tiles of size 595 x 595 mm of approved design fixed with powder coating (powder coating on web bottom only) GI grid consisting of main Tee section of size (15mm x 30mm), cross Tee section of size (15mm x 23mm), and powder coating GI wall angle of size (20mm x 20mm) suitable for mounting ceiling tiles of 595 x595 mm with 4 mm dia GI wire suspended including fabrication complete as per manufacturers instructions fixed with steel rawl plug with nut and bolts arrengement with grid size 60 x 120 cm complete all as specified and as directed. Make : Diamond Brand TM/ Dexune or equivalent.

S&F in repair solid PVC wall lining consisting of 5mm thick Plain colour PVC sheet inclusive of solvent cement and fixing at site on PVC frame including 5mm thick PVC fillets of width 35mm thick including necessary caping/fillets at top and junctions required as per site etc complete all as specified and directed.

M&L for complete removal of existing treatment of wall surfaces and applying multi colour texture with plastic paint to match existing design and pattern as approved by GE (upto 12 storied of bldg) complete all as specified and directed.

M&L for one coat of plastic paint over old texture sruface to match existing design and pattern as approved by GE (upto 12 storied of bldg) complete all as specified and directed.

SUDHA ENTERPRISES

BHAUMIK CONSTRUCTION

DIPAK ENTERPRISE

M/s Santosh Industrial Corporation