PROVN OF TYRE BURSTERS/KILLER (03 NOS) AT MAIN GATE OF OTM COMPLEX OF CG DHQ-08 AND 88 ACV AND DEMOLITION OF BUILDING NO P-4 (POL STORAGE) AND PROVN OF CERTAIN MINOR WORK AT HALDIA UNDER GE (I) (CGN) KOLKATA

Amount

Supply and fixed PVC wall panelling 10 mm thick including pasting beading and allied services as per manufacturer instruction/ requirement at site complete all as specified and as directed.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or water supply pipes lines etc or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in soft/ loose soil complete all as specified and as directed.

Demolition of brick work or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc. complete all as specified and directed by Engineer in charge.

M & L for cement concrete in foundation, filling and mass concrete in M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

M & L for RCC M15 (Nominal Mix) using 12.5 mm nominal size graded crushed stone aggregate as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as specified and as directed.

M & L for formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for rough finished curved surfaces of concrete complete all as specified and as directed.

M & L for RCC M15 (Nominal Mix) using 12.5 mm nominal size graded crushed stone aggregate as in columns, pillars, piers, posts and struts complete all as specified and as directed.

M & L for formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished flat surfaces of concrete complete all as specified and as directed.

M & L for hardcore (broken stone or boulders) of gauge not exceeding 63 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface complete all as specified and as directed.

M & L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips and including welding has to be done with minimum 20 cm over lap for new and old of any height. Complete all as specified and as directed.

M & L for mild steel TMT bars any dia in stirrups, spaces and binders, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and as directed

Material and labour for plastering 15 mm thick on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:4 finished even and smooth without using extra cement complete all as specified and as directed.

M & L for preparation of newly plastered surface of wall and applying two coats of oil bound distemper over one coat of alkali resistant primer over putty to match the existing surfaces complete all as specified and as directed

Supply only liquid water proofing compound confirming to is 2645 complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 as in framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering, doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 as in plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment complete all as specified and as directed.

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

Removing excavated material (soils) out side MD land

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) in any position below or above ground floors, not exceeding 15 cm in depth complete all as specified and as directed.

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

Taking down cement plaster on stone/brick/concrete surfaces including racking out joint, hacking for key, scrubbing down with water complete all as specified and as directed.

Material and labour for plastering 15 mm thick on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:6 finished even and fair complete all as specified and as directed.

Material and labour for plastering 10 mm thick on fair faces of brick work or concrete surfaces (on vertical surfaces) in cement mortar 1:4 finished even and fair complete all as specified and as directed.

M & L for preparing new plaster surfaces walls including chajjas, facias etc. and applying two coat of weather proof anti fungle paint over a coat of acrylic primer including scaffolding, trestles, ladders, cradles and necessary safety measures complete all as specified and as directed.

M & L for RCC M15 (Nominal Mix) using 12.5 mm nominal size graded crushed stone aggregate as in beams, cantilevers, bressummers, lintels over 1.5 m span complete all as specified and as directed.

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

M & L for pre-painted hot-dip aluminium-zinc alloy metallic coated corrugated steel sheet, any pattern corresponding to IS 15965:2012 of durability class 3, atmospheric classification category 3, coating class AZ150, 0.50 mm thick, of an approved colour and having yield strength of 550 MPa as in roof covering fixed with self tapping screws as specified including necessary scaffolding and safety measures at any floor complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 as in roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. complete all as specified and as directed.

M & L for non skid, rectified, colour ceramic floor tiles (group B II), 400 mm X 400 mm X 8 mm thick in floors including 15 mm thick screed bed or bedding in cement mortar(1:6) set and jointed in neat cement slurry and pointed in epoxy mortar to match complete all as specified and as directed.

M & L for preparing RCC roof surfaces with wire brush drying and cleaning to remove all foreign materials and washing with water to remove loose particle and providing 10 mm thick cement plaster in CM (1:4) using water proofing compound @ 4 % by weight of cement for filling depression if any to receive water proofing treatment and providing APP modified bituminous membrane water proofing membrane with polyester reinforcement and plain finish of 3mm thick (not less than 3.6 kg/sqm ± 5% per sqm and not more than 4.2 kg/Sqm) consisting of a coat of bitumen primer confirming to IS 3384: 1986 for bitumen membrane @ 0.40 litre/Sqm by the same membrane manufacture of density at 25 C, 0.87-0.89 kg/litre and viscosity 70-160 cps over the primer coat the layer of membrane shall be laid using Butane torch application method overlap while torching shall be 75 mm on length and 100 mm width side, all angles & bituminous should sealed with extra care to ensure full bondage all joints including for applying bituminous aluminium paint @ 0.125 Kg / sqm on finished APP surface complete all as specified and as directed by Engineer-In-charge (Note : WPC shall be measured and paid separately)

S & F exposed type hydraulically regulated door closers, universal closer, bottle type (type A), Designation No. 1, suitable for upto 35 kg mass of doors & upto 700 mm width of door, aluminium alloy non porous body and black plate, aluminium alloy piston or pack piston/ pillion, anodized finish not be less than Grade AC 15 of IS 1868 : 1996 with transparent anodic film as per IS 3564: 1995 complete all as specified and as directed.

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft/ loose soil complete all as specified and as directed.

Excavating in post holes (or similar holes) each not exceeding 0.5 cum, getting out in soft/ loose soil, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance not exceeding 50 m and making good surface complete all as specified and as directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point

M & L for cement concrete M7.5 (Nominal Mix) using 40 mm nominal size graded crushed stone aggregate 100 mm thick in sub base for laying tiles, pavings, floorings etc. all as specified and as directed.

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

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M35 grade conforming to IS 15658-2006 made by block making machine with strong vibratory compaction, of approved size, design & shape, cast in rubber mould, glossy finish of approved colour, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge.

M & L for brick work with sub class 'B' bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:6 complete all as specified and as directed.

M & L for cement concrete in foundation, filling and mass concrete in M15(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

Demolition of cement concrete(unreinforced) in ground floors and paving not exceeding 15 cm thickness (below or above ground level) complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate as in floor 25 mm thick finished even and fair complete all as specified and directed.

S & F for steel work of grade-3 as per IS 10748 in tubular trusses including special shaped washer etc. complete using ERW or HRIW welded tubes conforming to IS 1161: 2014 (Yst 240 Grade) complete all as specified and directed.

Providing and fixing inter locking metal grid (snap grid for false ceiling) of size 605 mm x 605 mm in true horizontal level, hot dipped galvanized steel sections (galvanized @ 120 grams/sqm, both side inclusive) consisting of main “T” runner with suitably spaced joints to get required length and of size 24 mm X 38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm centre to centre and cross “T” of size 24 mm X 28 mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main “T” at 600 mm centre to centre to form a grid of 1200 mm x 600 mm and secondary cross “T” of length 600 mm and size 24 mm X 28 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200 mm X 600 mm panel to form grids of 600 mm X 600 mm and wall angle of size 24 mm X 24 mm X 0.4 mm. Main “T” runners to be suspended from ceiling using GI slotted cleats of size 27 mm X 37 mm X 25 mm X 1.6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanised butterfly level clips of size 85 mm X 30 mm X 0.8 mm spaced at 1200 mm centre to centre along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications and as directed by Engineer-in-charge.

M & L for Hangers 6mm dia. G.I. (upto 1200mm length) adjusting level fixed to roof slabs by mean of ceiling cleats made out of G.I. flat 40x3 mm size long, grid 605mm x 605mm complete all as specified and as directed.

Supply and fixed 12 mm thick fibreglass sound proof grid ceiling boards of size 595mm x 595mm / 600mm x 600 mm complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality A conforming to IS 2062: 2011 as in joist, channel, angle, or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20 mm of the length indicated) complete all as specified and as directed.

M & L for concealed point wiring for one light or one fan or one exhaust fan controlled by one switch complete with and including single core PVC insulated, unsheathed flexible conductor FR-LSH cables 1.5 sqmm as per IS 694: 2010, ISI marked, annealed, multistranded copper conductor drawn through & including medium mechanical stresses class PVC conduit as per IS 9537 (Part-III): 1983 of suitable nominal size as required at site dia but not less than 20 mm nominal size including all accessories/ fittings/ junction boxes/ inspection cover etc. ISI marked and sunk terminal boxes flush galvanised metal boxes suitable for fixing with 1.5 sqmm copper conductor PVC insulated, unsheathed flexible multistranded copper conductor FR-LSH cable as continuous earth wire connected to metallic body at one end and common earth dolly to other end complete all as specified and as directed. (Note: Cost of cutting chase and making good shall beincluded in the quoted rate)

Supply and fixed LED ceiling light in 2 ft x 2 ft, lumen not less than 10 lumen per watt recessed mounted, low depth, natural white colour temparature 220-240V input white powder coated CRCA housing luminaire with full window acrylic diffuser complete all as specified and as directed.

Cutting holes in stone walls built in cement mortar for inserting holdfasts or lugs upto depth exceeding one brick but not exceeding two bricks measured from the face of the jamb into the wall and making good dismantled portion in cement mortar 1:3 or cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate complete all as specified and as directed.

M & L for 20 mm thick machine cut granite tiles (any type) bedded and jointed with grey cement slurry and pointed with white cement with admixture of pigment to match with granite stone shade including 20 mm thick screed in cement mortar 1:4 including grinding and polishing complete all as specified and as directed.

M & L for screed bed or bedding layer of mortar 15 mm thick in cement mortar 1:6 for laying floor finishes complete all as specified and as directed.

S & F hot rolled low tensile structural steel of grade E165 as per IS 15911: 2010 as in hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar works complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E165 as per IS 15911: 2010 as in bands, straps, supports or stays for rainwater, ventilating pipes, including bolts, if required: hooks (stay), heavy, for large gates; hook and pintle hinges: large hasps and staples; chains; hand made sliding bolts; clamps; hold fasts; wall ties; hooks for hanging fans; plain angle cleats for securing purlins to wood trusses or rafters; knee piece inserts; two way and three way straps, plate washers and similar small articles complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 12.5 mm nominal size coarse aggregate in roof kerbs or mud stops, rounded or chamfered on edges complete all as specified and as directed.

Supply and fixed 10 mm thick polycarbonate multiwall sheet as in roof with UV coated fixed with MS flats top and bottom rubber gasket and screws 25 mm long complete all as specified and as directed.

S & F expanded metal not exceeding 4 Kg per square metre, cut to length, bent to shape required and tying with and including annealed mild steel wire not less than 0.9 mm dia or fixing with galvanised steel staples supplied and fixed complete to wood or steel members complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 as in rolled sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates complete all as specified and as directed.

Preparation of newly or previously untreated steel surface 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 by Engineer-in-Charge

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

Taking down wooden chowkhats or frames with shutters (without taking off shutters from the frames) area exceeding 1.50 sqm but not exceeding 4.00 sqm each complete all as specified and as directed

Provision of galvanised mild steel body Bidirectional Two Way Tyre Killer ,length of the block as per site requirement, width of the block - 1000mm and a depth of 330 mm , height of spike above block - 90 mm ,MTBF -10 million operation,spike dimension :200x 45 mm ,thickness of strip :15 mm, spike to spike distance : 85 mm, Push button with control operation, Power supply of 5-6 ATM air pressure 110-240 Volts AC (compressor) with control panel and manual operation in case of power failure with 05 cycle up and down movements, high level shock resistance and extremely sturdy ,opening speed of 1 seconds ,operating temperature -20 degree C to 60 degree C ,foundation depth of 500 mm with foundation construction details as per manufacturers instructions ,system type of active 2 way spikes, hollow with provision for compressed air vent on each spike,Pneumatic mechanism, 250 cycles per hour, 5000 cycles per day with a self cleansing mechanism and drainage system and finishing treatment with Zinc coating stainless steel cover for anti corrosive treatment complete all as specified and as directed. Note : The rate quoted by the tenderer shall includes Supply , Installation, Testing, Commissioning of Tyre killer including necessary foundation as per OEM instructions ,cabling of required connection from power point provided by the department and necessary operational training for users personnel.

DAS ENTERPRISE (BID ID -3189867)

BANERJEE CONSTRUCTION (BID ID -3190401)

M/S. RISING ENTERPRISE (BID ID -3190313)

SHIVAM ENTERPRISE (BID ID -3190496)

ALOKE ENGINEERING AND COMPANY (BID ID -3190610)

SUROJIT GHORUI (BID ID -3190253)