GE/ALP (8109B) KOLKATA OF 2022-23

Amount

Excavation in trenches n. exc 1.5 mtr wide and n. exc 1.5 mtr deep for foundation etc. n. exc 10 Sqm on plan and n. exc 1.5 mtr deep and getting out in hard/dense soil. complete all as specified and directed.

Returning filling including spreading, leveling, watering in layers n. exc. 15cm in any type of soil. complete all as specified and directed.

Removing excavated soil to a distance exc. 50 mtr and n. exc 250 mtr from starting point. complete all as specified and as directed.

M&L for PCC (1:4:8) type D2 (Using 40mm graded stone aggregate) as in foundation complete all as specified and as directed.

M&L for PCC (1:3:6) type C1 (Using 20mm graded stone aggregate) as in surface channel and drains complete all as specified and as directed.

M&L for formwork to flat rough finished surfaces of concrete sides of 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 complete all as specified and directed.

M&L for RCC M 25 Nominal mix (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 directed.

M&L for mild steel TMT bars of 10mm dia and over cut to length bent to shape required including cranking bending spirally for hooping for column, hooking ends and binding with and including MS wire (annealed) not less than 0.9mm dia all as specified and directed.

M&L for mild steel TMT bars of 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders cut to length bent to shape required including cranking bending spirally for hooping for column, hooking ends and binding with and including MS wire (annealed) not less than 0.9mm dia complete all as specified and directed.

S & F Mild steel screw bolts (machine made) 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, length of bolt exc 22.5 cm to 30 cm long (dia of neck 16 mm to 20mm). complete all as specified and directed.

S&F Steel work in tubular trusses, posts,rafters, struss etc including special shaped washers etc. complete using ERW or induction butt welded tubes incl preparation surfaces and applying one shop coat of Zinc chromate primer paint etc.

S&F 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 (Brackets over 10 kg each to be measured under 'Structural Steel') complete all as specified and directed.

S&F galvalume aluminum zinc coating GI based steel roofing sheet 0.50mm thick Hi-Rib coloured tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed.

S&F roofing sheet 0.50mm thick Hi-Rib Bare Galvalume coloured tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws complete all as specified and as directed.

M&L for two coats of synthetic enamel paint over a coat of red oxide on new steel surfaces of any description, not otherwise described over 10cm width or grith after preparation complete all as specified and directed.

Taking down cement plaster on brick or stone wall surfaces including glazed tiles wherever exists including raking out joints, hacking for key and scrubbing down with water complete all as specified and as directed.

M&L for brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius built in cement mortar (1:4) complete all as specified and directed.

M&L for 15mm thick plastering on fair faces of brick wall and concrete surfaces in cement mortar (1:4) surface finished even and fair complete all as specified and directed.

M&L for preparing surfaces new decorated plastered or unplastered surfaces of wall, pillasters, cornices etc and applying two coat of acrylic distemper with wall care putty complete all as specified and directed.

Demolition of PCC in ground floor and pavings not exc 15cm thickness below or above ground level complete all as specified and directed.

Demolition of brickwork or stone boulder masonry, built in cement mortar or cement lime mortar including all quoins,arches, pillars,etc. but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed.

M&L for brick work with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius, built in cement mortar (1:6) complete all as specified and directed.

M&L for brick work with sub class 'B' bricks straight or curved on plan to any radius in half brick thick walling built in cement mortar (1:4)

M&L for RCC(Nominal Mix) in type-B1 (1:2:4) (Using 20mm graded stone aggregate) pre cast slabs supported on walls .

Excavating in post holes (or similar holes) each n exc 0.5 cum in soft & loose soil, getting out, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm.

M&L for PCC (1:2:4) type B2 (Using 40mm graded stone aggregate) as in foundation and mass concrete complete all as specified

Surface dressing n. exc 15 cm deep and getting out in loose/ soft soil complete all as specified and directed.

M&L 60 mm thick machine pressed precast interlocking paver block any shape and size with grey cement and no pigment confirming to IS 15658-2006 complete all as specified and directed.

M&L for Moorum/red bajri filling in floors are paning laid in layer n exc 15cm thick, spread levelled and rammed including watering complete all as specified and directed.

M&L sand filling under floor or in floor or paving, laid in including watering and consolidation true surface for laying paver block. complete all as specified and as directed.

M & L for 100 mm thick cement concrete type C2, (1:3:6) (Using 40 mm graded stone aggregate) as in floors complete all as specified and directed.

M&L for plain cement concrete (1:2:4) type B1 (Using 20mm graded stone aggregate) as in, coping, etc., including necessary form work complete all as specified and directed.

Material and labour for point wiring for one light/fan/call bell point controlled by One Way switche,with 1.5 sqmm PVC insulated unsheathed copper cable multistrand conductor 1100 volts grade (Red colour cable used for live connection, Black colour cable used for neutral connection and green cable used for earthing connection, controlled by one way switch drawn through and including appropriate size of PVC PVC conduit with all accessoriese for surface wiring including 1.5 sqmm PVC insulated un shealthed copper cable multistrand conductor 1100 Volts grade for continuity earth wire connected to Each point and sunk cast pressed steel terminal box made out of MS sheet 1.25mm thick for mounting of fittings like switch, socket and fan regulator with 3mm thick bakalite sheet cover complete all as specified and as directed.

S & F switch piano type 5 Amp single pole one way. complete all as specified and directed. (Make - Anchor/ Havells / CG)

S & F for ceiling rose surface backelite 65mm x 50mm three terminal complete all as specified and directed.

Supply and fixing for MCB, single pole, 240 Volts, of capacity (6-32 Amps) complete all as specified and directed. (Make : Legrand/Havells/Seimens)

Supply and fixing MCB SPN, 40 to 63 Amps, 240 Volts , breaking capacity 10KA complete all as directed. (Make-Legrand Cat No-603272 to 603274 or equivalent)

Supply and fixing MCB DB SPN (double door) 4Ways including bus bar neutral link, earth bar and din rail, recessed with wall surfaces by chase cutting and making good surfaces of wall all as specified and directed by the Engr-in-Charge. (Make-Legrand Cat No-607711 or equivalent)

Supply and fixing sub-main wiring (surface type) for main DB's to sub DB's with PVC (FRLS) insulated & unsheathed two runs of 2.5 sq mm single core multi stranded copper conductor cable, 1100 Volt grade alongwith one run of 2.5 sq mm PVC (FRLS) insulated & unsheathed copper conductor cable, 1100 Volt grade, with PVC casing & capping/conduit connected to common earth dolly as earth continuity conductor, drawn through PVC casing & capping carefully and taken down old existing aluminium sub main wiring complete all as directed by the Engr-in-Charge. Note : Three runs of 2.5 sqmm cable shall constitute one unit.

Materials and labour for earthing as in repair complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised earth lead wire 4.0mm by means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe 40 mm bore (medium grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (light grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded stone aggregate), 50mm thick precast RCC (1:2:4) type B-1 (Using 20mm graded stone aggregate) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 500 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing on completion all as specified and directed by the Engr-in-Charge.

Supply & fixing main stream battens fitting LED 20 watt tube 4 feet long, complete with all accessories, prewired and flexible wire twin core from ceiling rose to terminal block complete all as specified and directed. (Make- Crompton Cat No-CCS-102-20-30-SL-DP-NWH or equivalent in make phillps /Havelles)

KAMAKHYA TRADERS

KT CONSTRUCTIONS

JAY MA TARA TRADERS

M/S AVIJEET INTERNATIONAL

SOVA ENTERPRISE

DIPAK ENTERPRISE

THE PLANTERS ENGINEERING CORPORATION