PROVN OF HIGH SECURITY WALL AROUND JCOs AND OR LIVING AREA OF 507 ABW KANINARA UNDER GE (N) KOLKATA

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sqm on plan and n exc 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed.

Material and labour for plain cement concrete (1:4:8) type D-2 (using 40 mm graded stone aggregate) for foundation, fillings & mass concrete complete all as specified and as directed.

Material and labour for Reinforced cement concrete (1:1.5:3) type A-1 (using 20 mm graded 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.

Material and labour for Reinforced cement concrete (1:1.5:3) type A-1 (using 20 mm graded stone aggregate) as in columns, pillars, piers, posts and struts complete all as specified and as directed.

Material and labour for Reinforced cement concrete (1:1.5:3) type A-1 (using 20 mm graded stone aggregate) as in beams, cantilevers bressummers, lintels over 1.5 m span complete all as specified and as directed.

Material and labour for TMT bars 10 mm dia and over, 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 0.9mm dia or securing with clips complete all as specified and as directed.

All as per item no 6 above but 5 mm dia and over upto and including 10 mm dia as in stirrups, spacers and binders complete all as specified and as directed.

Material and labour use & waste of 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 and finished the surface rough complete all as specified and as directed.

Material and labour use & waste of formwork to sides of pillars, posts, struts, piers, columns and stanchions and finished the surface rough complete all as specified and as directed.

Material and labour use & waste of formwork to sides and soffits of flat for floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs, etc. also splays between floors and beams, etc. and finished the surface rough complete all as specified and as directed.

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

Materials and labour for rendering 20 mm thick, in cement mortar (1:4) in two layers, each layer 10 mm thick, top layer mixed with integral water proofing liquid admixture as per manufacturer's instructions on brick or concrete surfaces of wall, finished the surface fair and even complete all as specified and as directed (WPC shall be measured and paid separately).

Material and labour for preparation of new platered surfaces of wall/ceiling and applying two coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10sqm over new surfaces, two coats of exterior emulsion paint (weather coat) shall be applied in camouflage pattern, shade or colour shall be approved by Engr-in-Charge complete all as specified and as directed.

Supply and fix framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, etc. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 complete all as specified and as directed.

Supply and fix mild steel bolts, machine made, with hexagonal or square head one end and screwed the other, or screwed both ends; each screwed end to be fitted with washers and one hexagonal or square nut. dia of neck exc.12mm but n.exc 20 mm length of bolt exc 30cm long complete all as specified and directed.

Material and labour for preparation of new steel surfaces of any description, over 10 cm in 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 directed.

Supply and fix galvanized 2 strand steel barbed wire 2.24 mm dia barbed with 2.00 mm dia, barbs at 75mm spacings and straining, tightening and fixing to MS nibs embedded in pre-cast RCC fencing post or angle iron post, struts, etc. securing and tying at crossings with and provision of galvanized mild steel wire complete all as specified and as directed. (Note: Each line of wire shall be measured.)

S&F Concertina coil (reinforced punched barbed tape single layer) for fencing work complete all as per following specification complete as directed : (i) Diameter of concertina coil: 1050 mm (ii) Number of turns in concertina : 50 to 53 turns (iii) weight to each coil : 15 kg (Approx) (iv) Coverage per coil : 6 RM (v) Central core wire : Made from high tensile spring steel core wire conforming to IS-4454 but hot dipped galvanished ( conforming to IS-2629) with dia 2.59 mm (+/- 5%), UTS 145-160 Kg/Sqmm, Zinc Coating 250-300 gms/Sqm (vi) Strips : Electro galvanished steel strip 0.5 mm (+/- 0.02 mm) thick conforming to IS-1573, Zinc coating- 120 gm/ Sqm and bituminished dipped, width or barbs 11 mm (+/- 5%), pitch of barbs 24 mm (=/- 0.5 mm) (vii) Clips : AISI 304-1.5 mm thick C and 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 jointing (viii) No of clips 125 for each coil (ix) handle and spikes to be provided as required.

Supply only integral water proofing liquid admixture for concrete and mortar complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick , complete all as specified and as directed.

Removing excavated material n.exc. 50m and depositing where directed to a level n.exc. 1.50m above starting point complete all as specified and as directed.

N C DUTTA (BID ID -3142514)

RISING ENTERPRISE (BID ID -3142819)

B N ENTERPRISE (BID ID -3145832)

REMCO (BID ID -3143146)

TAMALIKA ENTERPRISE (BID ID -3145600)

SANKAR TRADERS (BID ID -3144133)

Kiran Traders (BID ID -3145556)