COMPREHENSIVE MAINT TO TECH ACCN OF CAB MAMUN UNDER AGE B/R-I OF GE (S) MAMUN

Amount

M&L for preparation of old plastered surfaces of walls including washing down, rubbing, brooming down with wire brush scrapping down smoke, roots, moulds, salts and treading oil and greasy spots and applying one coat of washable distemper oil emulsion on walls, white or tinted, complete all as specified and directed.

All as per description of Serial item No 01 here in before but two coats of washable distemper oil emulsion.

M&L for preparation of old surfaces of steel & iron work of any description exc 10cm width or girth and applying one coat of synthetic enamel paint, complete all as specified and directed.

All as per description of Serial item 03 here in before but two coats of synthetic enamel paint.

M&L for preparation of old plastered or unplastered surfaces of walls of any description after complete removal of existing treatment and applying one coat of exterior acrylic weather paint white or tinted, as directed complete all as specified and directed.

All as per description of Serial item 05 here in before but two coats of exterior acrylic weather paint.

Dismantling of brickwork or stone/boulder masonry built in cement mortar including all quoins, arches, pillars etc., but excluding ashlar facing, dressed stone work and precast concrete articles, complete all as specified and directed.

M&L for brickwork with Fly Ash Bricks (old size), straight or curved on plan exceeding 6 metre mean radius built in cement sand mortar 1:6 complete all as specifiedand directed.

All as per description of Serial item 08 here in before except bricks. Note :- Old servicable bricks retrieved from dismantling existing brick work shall be reused.

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

M&L for rendering 15mm thick plaster in CM 1:4 on brick work and concrete surfaces of wall, finished the surface even and smooth without using extra cement, mixed with and including WPC @ 200ml/50 Kg bag of cement complete all as specified and directed.

M&L for rendering 15 mm plaster on fair faces of brick work or concrete surfaces in CM 1:6 finished even and fair without using extra cement complete all as specified and directed.

M&L for rendering 10mm thick plaster on fair faces in CM 1:3 on facia or edging of chajjas, ceiling and roof projections etc. and finishing the surface without using extra cement, complete all as specified and directed.

M&L for preparation of new plastered surfaces of walls by applying 1mm thick wall care putty to achieve true smooth surface and applying two coats of oil emultion distemper, white or tinted complete all as specified and directed.

M&L for preparation of new plastered surfaces of walls by applying 1mm thick wall care putty to achieve true smooth surface and applying two coats of exterior acrylic weather coat paint, white or tinted complete all as specified and directed.

Dismantling floor, hearth or wall tilling and terrazo topping including cement mortar bedding (but not backing) removing rubish off the premises, complete all as specified and directed.

M&L for non skid ceramic coloured tiles 7 to 8mm thick, area of each tile exc 0.11 Sqm but not exc 0.18 Sqm as in floors etc, set and jointed (joint free) in neat cement slurry and pointed in coloured cement to match the shade of tile over and including 15mm thick screed bed or bedding layers in CM 1:6 for laying floor finishes, complete all as specified and directed.

M&L for glazed ceramic coloured tiles of size 350mm x 450mm x 7mm thick on vertical surfaces, set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile over and including rendering 10mm thick in CM 1:4 and finished rough to receive tiles complete all as specified and directed.

M&L for 8 to 9 mm thick vitrified ceramic 'light shade' colour tile (Square or Rectangular), polished of size 1200x600 mm, (Joint free) as in floors etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile over and including rendering 15mm thick in CM 1:6 and finished rough to receive tiles complete all as specified and directed.

M&L for 8 to 9 mm thick vitrified ceramic 'light shade' coloured tile (Square or Rectangular), polished area of each tile not exceeding 0.36 Sqm, as in floors etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile over and including rendering 15mm thick in CM 1:6 and finished rough to receive tiles complete all as specified and directed.

M&L for vitrified tiles 8 to 9 mm thick vitrified ceramic 'light shade' colour tile (Square or Rectangular), polished, area of each tile not exc 0.36 Sqm (Joint free) as in skirting/dado/risers etc., set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile over and including rendering 10 mm thick in CM 1:4 and finished rough to receive tiles, complete all as specified and directed.

M&L for 15mm bore water tubes 'medium grade' galvanised with all fitting and fixed complete to walls and ceilings or laid in floors, including new fittings taking up or down steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and directed.

Refixing only for 15mm bore water tubes 'medium grade' galvanised with all fitting and fixed complete to walls and ceilings or laid in floors, including taking up or down steel tubing and connections, including cleaning for refixing or removal to store complete all as specified and directed.

S&F in repairs floor mounting single piece Vitreous china wash down water closet pan, light colour, complete including fixing to trap, along with PP soft close seat cover, hinges and accessories complete all as specified and directed.

S&F in repairs vitreous china wash down water closet pan (pedestal pattern), white including plastic white cover closed pattern with flat bottom and mild steel chromium plated hinging device including connections to drain or outgoing pipe and to flushing pipe anti syphonage pipe etc, complete all as specified and directed.

S&F in repairs PVC low level flushing cistern, valveless, syphonic action type, 10 litres capacity with inlet ball valve and handle with and including brackets and PVC bend pipe 60/90cm long etc, complete all as specified and directed.

S&F in repairs Vitreous china wash basin, oval shape, counter top, white, size 550 x 400 mm excl taps, waste chain and plug and porcelain stopper but inclluding vitreous china pedestal and PVC waste pipe with union, 32 mm dia complete all as specified and directed.

S&F in repairs Vitreous China Urinal, Half stall type, white including providing and fixing plugs, bedding urinal against wall in cement mortar 1:2, securing urinal to plugs with and including 60mm long brass screws, pointing around urinal back in cement, flush pipe, grating and union for discharge pipe (excluding flushing cistern, flush pipe and waste pipe) fixed incl supply and fixing of CP coupling, waste pipe and all necessary fittings, complete all as specified and directed.

S&F in repairs 3 in 1 wall mixture with telephonic shower for 15mm bore pipe cast copper alloy chromium plated brass, complete all as specified and directed.

S&F 15mm bore chromium plated brass central hole single lever WHB mixture, for mixing hot and cold water with 450mm long braided house 20 cartriage size, screwed down, high pressure, screwed for iron pipe, complete all as specified and directed.

S&Fas in repairs 15mm bore angular stop valve, cast copper alloy (ISI Marked), fancy type chromium plated, screwed down, high pressure with capstan head, screwed both ends, complete all as specified and directed.

S&F in repairs 15mm bore bib tap with flange, fancy type, chromium plated, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed, complete all as specified and directed.

S&F in repairs health faucet hand shower 8mm dia, 1mtr long flexible pipe, wall hook, complete all as specified and directed.

S&F in repairs PVC connections 15mm size with PTMT nuts of length 450mm, complete all as specified and directed.

S&F in repairs 15mm bore angular stop valve, cast copper alloy (ISI Marked), fancy type chromium plated with long shank and cup (concealed type) screwed down, high pressure with capstan head, screwed both ends, complete all as specified and directed.

S&F in repairs stack clamps for 100 mm dia bore pipe made out of 50x5 mm flat iron and 16 mm dia round bar stays, including bolts and nuts and securing ends of stays to wall or roof , complete all as specified and directed.

S&F in repairs110mm bore PVC (SWR) pipes, single socketd, in any length with rubber ring joints, laid in trenches or in floors etc. complete all as specified and directed. Note :- Bends, sockets, junctions, branch pieces etc. shall be measured and paid separetly.

All as per description of Serial item 38 here in before but 75 mm bore.

S&F in repairs PVC (SWR) floor trap, dia of outlet in 75 mm, plain excluding grating, but including jointing with solvent cement complete all as specified and directed

S&F 110 mm bore PVC (SWR) bends any radius, with or without excess door complete all as specified and directed.

All as per description of Serial item 41 here in before 75 mm bore.

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

M&L for remdering 10mm thick cement plaster in CM 1:3 on brick work or concrete surface of sunken floor finished even and smooth without using WPC liquid as per manufacturer's instructions @ 0.200 ltr per 50 Kg of cement complete all as specified and directed.

M&L for bitumen hot blown any grade, applied hot, two coats to concrete / plastered surfaces at the rate of 1.5 Kg per Sqm per coat and applying polythene film black 50 micron, complete for sunken floor slab and embedded in side wall / covered fillet, complete all as specified and directed.

Supply only liquid water proofing compoundcomplete all as specified and directed.

M&L for 25mm thick PCC 1:2:4, type B-1 (using 20mm graded crushed stone aggregates) as in sub floor for laying floor finish, surface finished even and rough, complete all as specified and directed.

M&L for PCC 1:5:10, type E-2 (using 40mm graded crushed stone aggregates) as in sunken floors complete all as specified and directed.

M&L for 75mm thick cement concrete 1:3:6, type C-1 (using 20mm graded crushed stone aggregate) as in plinth protection and paving, laid in slope, finished even and fair including making joints at every 2.5 mtr and at corner filled with bitumen 85/25 and sand in ratio 1:2 by weight complete all as specified and directed.

S & F in repairs Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour as approved having tensile strength of 550 Mpa as in roof covering/cladding to wall of hanger upto 10 m height, fixed with self tapping screws as specified and directed incl taking down existing sheeting.

S & F for Rolled sections as in framing for cladding, glazing and the like using angles/ channels as per site requirement fixed with using butt welded joints etc confirming to Fe-410-W (Gde-E-250) Quality A, incl necessary dismantling of existing iron work completed all as specified and directed.

Taking down existing aluminium doors/windows shutter and refixing to same opening after repairing, easing and adjusting incl replacement of damaged hinges,brass mortise lock, sheet glass, door closer, Elco panel 4 mm thick, floor spring, rubber neoprene packing, aluminium beading, glazing clips and ss screws etc. complete all as specified. (Note- Mortise lock, sheet glass, hydraulic door closer, floor spring and composite panel shall only be measured and paid separately).

Supply only Brass mortice lock 4-lever vertical type of 100 mm size complete all as specified etc complete all as specified.

Supply only 4.80 mm thick sheet glass, ordinary quality in square or rectangular covered with solar control film 25 micron reflective type sicked to glass pans fitted with aluminium beading and rubber gasket area exc 0.5 Sqm in each pane complete all as specified and directed.

Supply only Aluminium (extruded aluminium section body) Door closer hydraulically regulated,designation No 3, universal type, suitable for door shutters of 851 to 1000 mm in width and of weight 61 to 80 kg complete all as specified and as directed.

S&F 4.00 mm thick aluminium composit pannel for fixing to aluminium shutter and the like squares with aluminium beading and rubber gasket complete all as specified and directed.

Supply & Fixing Double action floor spring hydraulically regulated made up of minimum 1.25 mm thick aluminium alloy sheet foundation box, main body with stainless steel cover, governing pivot made of brass, other parts made of mild steel heavy duty and fixed.

Taking down chowkhats or frames with shutters (without taking off shutters from the frames) exc. 1.5 Sqm but n exc. 4.00 Sqm each and removing from site complete all as specified and directed.

M & L 12 mm thick Seamless calcium silicate ceiling made out of 1800 x 1200 mm size board of siliceous and calcareous material reinforced with cellulose fibre fixed to the ceiling section with 25 mm long self drilling and tapping screws having phillips head with under head cutter at 200 mm centre to centre, including finshing the joint of face board with specially formulated jointing compound and 48 mm wide fibre tape to provide seam less finish incl Gl frame work of grid size 605 x 605 mm for seamless ceiling comprising of Gl perimeter channnel 0.55 mm thick with two unequal flanges of 20 and 30 mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450 mm centre to centre/intermediate channel 0.9 mm thick having two equal flanges of 15 mm each and web of 45 mm suspended from soffit at approx 900 mm centre to centre with Gl cleat and steel expansion fasteners with and including ceiling section (not exc 1.2 m length) of 0.55 mm thickness having kurled web of 50 mm and flange of 26 mm each with lips of 10.5 mm fixed to the intermediate channel with connecting clips across the intermediate channel at 457 mm centre to centre and Hangers 6 mm dia. G.I. (upto 1200mm length) adjusting level fixed to roof slabs by means of ceilling cleats made out of G.I. flat 40 x 3 mm size 60mm longand expansion hold fasteners 12.5mm dia. 40mm long complete all as specified and directed incl dismantling old board complete.

False ceiling of 9.5mm thick gypsum tiles (600x600mm) laminated with PVC film on the face side & metalised polyester film on the back side with all four edges sealed with PVC film (shade either plain white or crack) fixed using T grid/Cross-T/Wall angle/level clip & suspenders of standard galvanised sections in a grid size of 600x600mm including taking down existing ceiling board & grid work etc of any type/pattern complete.

S & F in repair for Gypsum ceiling board 595 x 595 x 9.5mm including replacement of unserviceable line wire with 4 mm dia incl repairing/realignment of Grid of any description complete all as specified and directed.

M & L for 5mm thick Coloured/ printed solid PVC sheet as in wall panelling/ lining for fixing on Brick masonry wall and Solid PVC Partitions inclusive of 5mm thick and 35 mm wide vertical PVC beading fixed with machine screw with a horizontal spacing of 300mm c/c at site incl demolition of existing lining of any description complete all as specified and directed.

S & F for 3mm thick PVC sheet fillet/ Corner strip of width upto 35mm above wall paneling work, complete all as specified and directed.

M & L for HDF laminated AC2 wooden floor tile of 8 mm thick with dove tailed joints laid over 150 micron polythene film and 3 mm thick foam as per manufacturer instructions incl laying of tiles at skirting portion with moluding also incl dismantling existing floor tiles and make the surface perfectly leveled and clean before laying of tiles incl locking the tiles at the door openings, Gola and complete all as specified and directed.

Providing and injecting chemical emulsion for Post Constructional Antitermite Treatment along external wall where the apron is not provided using chemical emulsion at the rate of 7.5litres per sq.m of the vertical surface of the sub-structure to a depth of 300mm including excavating channel along the wall and rodding etc complete all as specified and directed.

M&L for 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.

M&L for anti termite treatment of soil under existing floors using emulsion @ one litre per hole,300mm apart including drilling and plugging 12mm dia holes with cement mortar 1:2 (1cement : 2 coarse sand) tomatch the existing floors complete all as specified and directed.

M&L in repair for rain water pipe of any size and pattern made up of 0.5 mm thick Galvalume sheet including all fittings, stack clamps fixed to wall complete incl taking down existing rain water pipes in all respect as per existing pattern and specifications and as directed.

M & L as in repair Bird proofing spikes of material polycarbonated plastic/PVC, Pesticide free, high quality spike for pigeon/bird ledge protection upto 150mm , length of spike should not be less than 300mm fixed to steel member/masonry work with necessary adhesive/screw gitti etc at height upto and above 10 m including necessary scaffolding complete all as specified and directed.

M & L for provision of Polyurethane self levelling flooring system comprising of the following incl repairing of crack complete in all respect as specified and all as per per manufacturer's instructions. (a) Cleaning the surface including constructions joints, isolation points and all the areas by means of grinding or scarifying machine to make free from dust, foreign materials by mechanical scrubbing/acid washing followed by water washing and dried properly.Any pot holes, undulation shall be filled with three component epoxy mortar after application of primer coat of two component epoxy bonding agent. (b) Applying two component moisture insensitive penetrative 2E epoxy primer for concrete surface @ 150 to 200 g per sqm and allow it to dry overnight. (c ) Applying three component self levelling 3ES eopxy underlayment base coat of 1mm thick @ 1.83 kg/sqm and level it for overnight. (d) Apply top coat of Polyurethane self levelling flooring(3PU) @ 3.5 kg/sqm of 2 mm thick after cleaning and filling, Colour shade will be approved by GE in consultation with users. (e) All treatment of underlayment and levelling top coat polyurethane shall be terminated in a groove of 10 mm x 10mm (depth) near doors, isolation points and wherever necessary. (f) Skirting/coving at the junction of vertical and horizontal joints shall be treated with coving grade epoxy screed and primer coat at the junction of floor and walls all around wherever exists, skirting ht shall be 75 mm.Apply two coats of two component Aliphatic high build polyurethane coating and weather resistance in two coats with a coverage of 150 ml/sqm per coat. Second coat shall be applied only after curing of previous coat at a gap of min 6 to 8 hrs. Finally a thickness of 150 micron to achive. Note: (i) The entire treatment to be carried out by official applicator of approved product, work to be executed in occupied hanger and the work in restricted area with 10 yrs warrantee.

M & L for Machine cut kota stone slab flooring 18-20 mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the existing kota stone including rubbing and polishing complete including 20 mm thick screed bed in cement and sand mortar 1:6 incl carefully demolition of existing kota stone and removing the rubbish out of the CAB area complete all as specified.

M & L for Machine cut kota stone slab as in riser of skirting/dado etc 16-18 mm thick laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete over and incl 10 mm thick rendering in cement and sand mortar 1:4 complete all as specified.

M/S VIJ CONSTRUCTION CO (BID ID -3072431)

surjit enterprises (BID ID -3069858)

M/S HIMANSHU BUILDERS (BID ID -3072128)

WALIA ENTERPRISES (BID ID -3071927)

Bidder Name

surjit enterprises

WALIA ENTERPRISES

M/S VIJ CONSTRUCTION CO

M/s Ashoka Brothers

M/S HIMANSHU BUILDERS