REPAIR TO FOOTPATH, PCC HARD STANDING, GATES, IRON GRILL, JAFARI WALL FENCING AND OTHER CONNECTED B/R MISC WORKS AT ZONE-II AREA OUTSIDE OF FORT WILLIAM UNDER GE(FW) KOLKATA

Amount

Demolition of brick work or stone boulder masonry built in cement mortar including all quaries, arches pillars etc and removing off the site complete all as specified and directed.

Taking down cement plaster from brick or concrete surfaces of any description including racking out joints, hacking for key, scrubbing down with water etc complete all as directed.

Demolition of cement concrete in reinforcement (reinforcement cut as required to facilitate) of any description and in any position not otherwise specifically provided for complete all as specified and directed

Demolition of cement concrete (unreinforced) in ground floors and pavings not exc 150 mm thickness (above or below groud level) complete all as specified and directed.

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

Dismantling 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.

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

Dismantling posts or struts (wood, steel or R.C.C.), any section, embedded in concrete, brick work, masonry, etc including taking out embedded portion and making good disturbed ground complete all as specified and directed.

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

S&F in repair 35 mm thick precast cement concrete Type B-0 (1:2:4) (using 12.5 mm graded crushed stone aggregate) louvers and jallies including all moulding, but excluding frame set in cement mortar 1:4 complete all as specified and as directed.

M&L brick work with sub class'B' fly-ash bricks, straight or curved on plan exc 6m radius buit in cement mortar 1:6 complete all as a specified and as directed.

M&L for RCC 1:2:4 type B-1 (nominal mix) (using 20mm graded stone aggregates) as in beams, cantilevers, bressummers, lintels over 1.5 mtr span complete all as specified and directed. (Note : Reinforcement to be measured and paid separately).

M&L Pre-cast Reinforced Cement Concrete type B1 (1:2:4) using 20 mm graded crushed stone aggregate) by volumetric mix as in Cover Slab of drain, Man Holes, Septic Tanks, etc., set in Cement Mortar 1:4 including necessary forms, moulds, etc., complete all as specified and as directed.

M&L for use and waste for form work to sides and soffits of floor or roof beams, beam haunching, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs etc also splays between floors and beams for rough finished surfaces of concrete flat complete all as specified and directed

M&L TMT Bars 10 mm dia and over, cut to length, bent to shape required including crank-ing, bending and binding with and including Mild Steel Wire (annealed) not less than 0.90 mm, complete all as specified and as directed.

-Ditto, but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders

M&L for excavating in post holes (or similar holes) each not exceeding 0.5 Cum, getting out, returning filling in and ramming earth or broken rubble mixed with earh around in layers not exceeding 25 cm for soft/loose soil complete all as specied and directed.

M&L for hardcore of gauge not exc 63 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to true surface with broken stones complete all as specified and directed.

M&L PCC 1:3:6 type C2 (Using 40 mm graded stone aggregate) in Foundation, filling and mass concrete complete all as specified and as directed.

M&L Mild steel framed work such as grills of ornamental type, gratings, etc with ends of bars shouldered and/ or riveted or forged into spikes, framed guard bars, barred iron doors, ladders, framed balusters, walkways, railings, framework of water tanks and similar works incl portions framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc confirming to grade Fe-290. Gde-E-165 complete all as specified and directed.

S&F MS angle, flats, etc independently fixed without connecting plates etc but ordinary length conforming to FE-410-W(Gde-E-250)quality A as in fencing posts including drilling holes for nuts and bolts and similar work complete all as specified and as directed.

Re-fixing of RCC post or angle iron post complete all as specified and as directed.

S&F 0.50 mm thick TCT (total coated thickness) pre-coloured galvalume sheets with minimum base metal thickness of 0.45 mm, single skin high rib/multi rib profile galvalume sheeting having 1000-1020 mm width and 28-30 mm high crest @ maximum 250-255 mm pitch (centre) with sheets manufactured out of 0.50 mm this TCT (total coated thickness) high tensile galvalume sheets having tensile strength 550 MPA with 18-20 micron top coat over 5 micron primer and 8-10 micron alkyld backer zinc aluminium alloy AZ-150, sheets having a dip metallic zinc (43.5%0 aluminium (55%) & silicon (1.5%) with total mass coating of 150 gms/sqm on both sides, having wide pans with minimum 3 small stiffening ribs for effective water shedding and special male/female ends with full return legs on laps for purlin support and fixed as per existing profile of roof complete all as specified and directed.

-ditto- but 0.50 mm thick coloured plain galvalume sheet as in ridge/valley gutter of roof.

Dismantling of old chain link wire mesh fencing including flat iron, ms round supporing bars, bracing bar etc complete all as specified and directed.

S&F 4 mm dia PVC coated galvanised mild steel chain link fencing of mesh size 50 x 50 mm fixed with straining bolts including line wire any mesh size and type to any type of standards, rails, straining bolts etc. including provision of binding wire, complete all as specified and as directed. NOTE: MS post, MS round bars, flat iron, nuts & bolts shall be measured and paid separately.

Re-fixing of old serviceable chain link fencing (Chain link fencing obtained from item No 25.00) including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire complete all as specified and directed.

S&F MS 10 mm dia round bar and fixed independently to angle iron for chain link fencing cut to length, bend to shape required, complete all as specified and as directed

M&L Mild Steel Screw Bolts (machine made) 11mm to 15mm diameter of neck and length of bolt exc 5 Cm and not exc. 10 Cm with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, complete all as specified and as directed.

S&F galvanized 2 strand steel barbed wire fencing conforming to IS : 278, with 2.24 mm dia. barb wire conforming to IS : 280 with zinc coating as per IS : 4826, barbed with 2 mm dia. barbs at 75 mm spacing and straining and fixing to any type of standard rails/RCC fencing posts straining bolts, including securing or tying at crossing with and fixing of galvanized mild steel wire, staples or steel pins etc., incl dismantling of existing barbed wires complete all as specified and directed. (Note: - Each line of wire will be measured)

S&F anti-rust concertina coil (reinforced punched barbed tape single layer) for fencing work incl taking down existing coils complete all as per following specifications :- (i) Diameter of concertina coil - 750 mm dia (before stretch) (ii) Number of turns in concertina - 50 turns (iii) Weight of each coil - 10.5 KG (iv) Coverage per coil - 8 m (v) Central core wire - made from high tensile spring steel core wire conforming to IS-4454 duly hot dipped galvanised (conforming to IS-2629) with diameter 2.59 mm + 0.05 mm, UTS 145-160 kg/sqmm, zinc coating 250-300 grams/sqm (vi) Strip - Electro galvanised steel strip 0.5 mm + 0.02 mm thick, width 19 mm (before wrapping on central core wire) conforming to IS-1573, zinc coating - 120 gram/sqm and bituminised dipped, width of barbs 11.5 mm, pitch of barbs 25.4 mm+ 0.2 mm

Item No. 31.00 (contd....) (vii) Clips - AISI 304-1.5 mm thick 'C' & 'U' clips. 'C' special type for fixing coil and RBT wire, 'U' clips special type for joining one coil to another coil and RBT wire to RBT wire joining. (viii) No. of clips - minimum 125 for each coil (ix) Handle and spikes to be provided as required (NOTE : 1. The concertina coil shall be given additional primer treatment of epoxy/ polyurethane and final paint top coat of caufiled green shade (BSL 139) by hot dipping process. 2. Running length of the wall shall be measured for payment purpose.

M&L Preparing new Steel or Iron Surfaces of any description, over 10 Cm width or girth and applying Two Coats of Synthetic Enamel Paint over a coat of Red Oxide/ Zinc Chrome Primer, complete all as specified and as directed.

M&L 75 mm thick PCC 1:3:6 type C2 (using 40mm graded crushed stone aggregate) as in plinth protection/Paving etc, finished even and smooth without using extra cement complete all as specified and directed.

M&L for 100mm thick PCC 1:2:4 type B2, using 40mm graded stone aggregate, as in floor, path etc, finished even and smooth without using extra cement complete all as specified and directed.

M&L for PCC (1:3:6) type C-2 using 40 mm graded stone aggregates as in surface channels and drains including necessary form work complete all as specified and directed.

Forming fair finished drain or channel any inner girth in cement concrete, using extra cement, including forms, mould, mitred/stopped ends etc.

Add or deduct for 25mm girth or part there of over or under 30cm girth in cement concrete, using extra cement, including forms, mould, mitred/stopped ends etc. complete

M&L Plain Cement Concrete 1:2:4 B-1(20mm graded crushed stone aggregate) as in roof, kerbs or mud stops, round and chamfered on edge, including providing necessary form work complete all as specified and as directed.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete all as specified and as directed.

Dismantling of cast iron drain pipes, jointed in cement mortar of 150 mm internal dia all as specified and as directed by the Engr-in-Charge.

S&F 150mm dia Cast iron soil, waste and vent pipes in any length with or without ears, with cement joints, fixed on walls.

S&F Cast Iron Bend 150mm bore (dia), any radius, Diminishing Pieces or Tapers (Large Bore measured) and fitted with Oval Access Doors including Jointing with Cement Mortar 1:1, complete all as specified and as directed.

S&F Cast Iron Branch Piece 150mm bore (dia) single (equal or unequal), ordinary or inverted (spigot or socket type) with Parallel Branches fitted with Oval Access Door including Jointing with Cement Mortar 1:1, fixed complete all as specified and directed.

M&L 5 mm thick rendering on ceiling surfaces in cement mortar 1:3 , finishing even and smooth without using extra cement including necessary scaffolding complete all as a specified and directed.

M&L 15 mm thick rendering in cement mortar (1:6) to brick or concrete wall surfaces, finished even and smooth without using extra cement all as specified and as directed by the Engineer-in-Charge.

M&L 15 mm thick rendering in cement mortar (1:4) to brick or concrete wall surfaces, finished even and smooth without using extra cement all as specified and as directed by the Engineer-in-Charge.

M&L in repair Providing precast reinforced cement concrete RCPC drain cover 100 mm thick of size 900mm x 600 mm as in drain cover with capacity 3MT complete all as specified and directed.

M&L in repair Providing precast reinforced cement concrete RCPC drain cover 100 mm thick of size 600mm x 450 mm as in drain cover with capacity 3MT complete all as specified and directed.

Supply and fixing 20mm thick pre-polished decorative cement concrete tiles of size 300mm x 300mm, as in flooring over and including 20mm thick backing layer of cement mortar (1:6) set and jointed in neat cement slurry and pointed in white cement mixed with admixture pigment to match the shade, as directed by Engineer-in-Charge.

Supply and fixing 25mm thick pre-polished decorative cement concrete tiles of size 400mm x 400mm, as in flooring over and including 20mm thick backing layer of cement mortar (1:6) set and jointed in neat cement slurry and pointed in white cement mixed with admixture pigment to match the shade, as directed by Engineer-in-Charge.

S&F 15mm thick pre-polished decorative cement concrete tree guard tiles of approved size, design and colour laid on vertical surfaces over and including 15mm thick backing layer in cement mortar (1:4) set and jointed in neat cement slurry and pointed in white cement mixed with admixture of pigment to match the shade complete all as specified and as directed.

M&L White marble work, makrana white, 18 to 20 mm thick (table rubbed and polished) in steps, jambs, pillars , window cills etc, set and jointed in neat cement slurry including pointing in white cement (1:2) using marble dust with admixture of pigment to match with marble shade laid over and including 15mm thick screed bed in cement mortar (1:4) complete all as specified and directed.

M&L Green marble work 18 to 20 mm thick (table rubbed and polished) in steps, jambs, pillars , window cills etc, set and jointed in neat cement slurry including pointing in white cement (1:2) using marble dust with admixture of pigment to match with marble shade laid over and including 15mm thick screed bed in cement mortar (1:4) complete all as specified and directed.

Taking out precast interlocking paver block, any size, and keeping aside for re-use or removal from site complete all as specified and directed.

M&L for laying pre-polished 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour, design & pattern as in footparth, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness & size/shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand; complete all as specified and directed. (NOTE: Cost of sand cushioning is deemed to be included in the quoted rates)

M&L for 18-20 mm thick coloured granite slab, machine cut as in vertical surfaces such as skirting/dado over and including 10mm thick backing layer in cement mortar (1:3), set and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match the shade of granite tile including rubbing and polishing complete all as specified and as directed.

M&L 18-20 mm thick coloured granite tiles, machine cut as in steps, jambs, pillars, window cills, cooking platforms and on floor over and including 20mm thick backing layer in cement mortar (1:6), set and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match the shade of granite tile including rubbing and polishing complete all as specified and as directed.

M&L for Machine cut kota stone slab flooring 20-25mm thick, laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing, laid on floor over and including 20mm thick backing layer in cement mortar (1:6) complete all as specified and as directed.

Material and labour for grinding/polishing and cutting to existing stone floor of any description (such as kota stone, marble stone, terrazo, granite and similar surfaces etc) cleaning with water and applying zinc oxide powder complete all as specified and as directed.

M&L Vitrified ceramic light shade coloured tiles, 10mm thick (square/rectangular ) polished, area of each tiles exceeding 0.36 Sqm and but not exceeding 0.42 Sqm in floors etc set and jointed in neat cement slurry and pointed in white cement mixed with pigment over and including 20 mm thick screed bed in cement mortar 1:6 complete all as specified and directed.

S&F Non skid ceramic tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, coloured tiles as in floor etc set and jointed in neat cement slurry and pointed in white cement mixed with pigment over and including 20 mm thick screed bed in cement mortar 1:6 complete all as specified and directed.

M&L Glazed Ceramic coloured tiles of size 300x450x7mm thick in vertical surfaces, set and jointed in neat cement slurry and pointed in white or colour cement to match the colour of tiles fixed over and including 10mm thick screed bed in cement mortar (1:3) complete all as specified and directed.

Taking down, easing and adjusting aluminum shutters/partitions including rubber neoprene packing complete of any description n.exc 1 sqm each and refixing in same opening, all as specified and as directed. (Note :- Replacement of door closer, glass, lock, handle, tower bolt etc shall be measured and paid separately)

-ditto- all as per item no. 63.00 but shutter/partition of area exc 1.00 sqm but not exc 2.00 sqm each

S&F in repair Door closer hydraulically regulated, designation No. 1, universal type, aluminium (die cast) body, suitable for door shutters upto 700 mm in width & weight not more than 35 kg complete all as specified and directed. (Make : Godrej, Cat No. 1938 or equivalent make as approved by GE).

S&F in repair for 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 part made of mild steel heavy duty complete all as specified and directed.

S&F in repair 5.50 mm thick plain sheet glass ordinary quality and glazing with oil putty or wooden beads in square n.exc 0.50 Sqm in each pane complete all as specified and directed.

Taking up/down plants or vegetation growth from wall up to roof level (from ground level upto fourth floor) by means of cutting hole into brick wall and making good the surface of dismantled portion (not exc 150 sq cm superficial area and not exc one brick depth) using brick bats /aggregate and plastering in cement mortar (1:3) or cement concrete (1:2:4) type B1 (using 20 mm graded aggregates) to disturbed portion and applying two coats of cement base paint/exterior emulsion paint over a coat of primer to match the existing surfaces complete all as specified and directed.

-ditto- all as per item No 69.00 but for height 5th to 8th floor.

-ditto- all as per item No 69.00 but for height exc 8th floor.

Material and labour for writing letters of figures (block, Roman, Italic or Indian) not exceeding 30cm high, with thick synthetic enamel paint on over head tank surfaces (up to 30meter height from the ground level) complete all as specified and as directed.

M&L for applying one coat of synthetic enamel paint to old painted brick, stone, concrete, asbestos cement or plastered surfaces of any description over 10 cm width or girth including preparation of surfaces complete all as specified and directed.

M&L for appling 1.50 mm thick wall care putty on old/new surface of wall complete all as specified and directed.

M&L for appling 1.50 mm thick wall care putty on old/new surface of ceiling complete all as specified and directed.

M&L for preparation of new plastered surfaces and applying two coats of cement base paint with brush complete all as specified and directed.

M&L for preparation of old decorated wall surfaces and applying one coat of cement base paint with brush complete all as specified and directed.

M&L for preparation of old painted brick, concrete, stone, asbestos cement or plastered surfaces of any description over 10 cm width or girth and applying one coat of acrylic emulsion/plastic emulsion paint, finished with rollers complete all as specified and directed by Engineer-in-Charge.

All as per Item No. 79.00 above but on ceiling

M&L Preparation of new plastered surfaces of wall and finished with two coat of acrylic distemper, finished with rollers over a coat of alkali resistant primer complete all as specified and directed.

All as per Item No. 80.00 above but on ceiling

M&L for applying one coat of acrylic distemper, finished with rollers to old decorated surfaces of wall including preparation of surface (by brooming down or steel wire brushing, scrapping down smoke, soot, moulds, moss, efflorescent salts, trading oil and greasy spots) complete all as specified and directed.

All as per Item No. 82.00 above but on ceiling

M&L for preparation of old treated/painted surfaces of walls and soffit of chajja, roof slab etc., by cleaning, brooming, rubbing and scrapping as required using broom, emery paper, putty blade/scraper as applicable to make the surface free from loose paint, algae formation, dust etc including necessary safety & protective measures such as safety belt, headgear etc including filling cracks upto 5mm with and including suitable elastomeric crackfill paste and applying one coat of weather proof exterior emulsion paint of approved make using airless spray technology capable of operating single spray gun with hose of adequate length and necessary scaffolding for upto 4 storey building height complete all as specified and directed.

M&L for applying one coat of synthetic enamel paint to old painted steel surfaces of any description over 10 cm width or girth including preparation of surfaces complete all as specified and directed.

M&L for applying one coat of synthetic enamel paint to old painted wooden surfaces of any description over 10 cm width or girth including preparation of surfaces complete all as specified and directed.

M&L for applying one or more coat of French polish on old treated wooden surfaces of any description over 10cm width or girth including cleaning and preparation of surfaces complete all as directed by Engineer-in-Charge.

M&L for preparation of new surfaces of walls and soffit of chajja, roof slab etc., by cleaning, brooming, rubbing and scrapping as required using broom, emery paper, putty blade/scraper as applicable to make the surface free from protrutions, loose particles, dust etc including necessary safety & protective measures such as safety belt, headgear etc, and finishing with two coats of weather proof exterior emulsion paint over a coat of suitable exterior primer of approved make using airless spray technology capable of operating single spray gun with hose of adequate length and necessary scaffolding for upto 4 storey building height complete all as specified and directed.

M&L for preparation of new surface of wall and applying two coats of plastic/acrylic emulsion paint, finished with rollers over a coat of suitable primer applied over 1.0 mm thick wall putty complete all as specified and directed.

All as per Item No. 89.00 above but on ceiling

M&L Preparation of veneer surfaces with best quality shellac Gde-I to be dissolved in methylated sprit, suitable pigment shall be added to get the required colour as approved by GE, the mixture thus prepared to be applied in the surface with a soft liner cloth and set aside for about two hours for surfaces coat to harden rub surface with sand paper No 0 to remove any raised of rain, repeat polishing to the surface as before till the clear grained smooth surface is obtained. It should be allowed to harden for about an hour. Rub surface with sand paper No.0. Recharge onward as before and apply to the surfaces with straight stroke in the grain direction until the gloss is obtained. After dried up the surface, applying two coat of the mixture of PU cleaner with machine spray and dry up for 6 hours and rub complete all as specified and directed.

S&F in repair Acrylic fabric (for awning), solution dyed, resistant to UV light, mould and water, foldable shape, in strip pattern, fixed in existing framework including taking down old fabric cloth any size and shape including dismantling of existing unserviceable fabric complete all as specified and directed. (NOTE: Fabric shall be procured only after approval of sample by GE)

Supply and fix in repairs pressure booster pump, 1 HP capacity, 50-60 HZ, Voltage 220V, single phase, discharge capacity 0-6 m3/hr, 25 mm dia delivery pipe (of length 5.00 meter ) pressure switch, pressure dial gauge (ranging from 0 to 100 lbs per square inches) and testing on completion including taking down existing unserviceable booster pump complete all as specified and as directed by Engineer-in-Charge. (Make: Crompton Greaves, Model No-10 Minimarket I-025 or equivalent model in KIRLOSKAR / KSB)

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