ADDITION/ALTERATION AND SPECIAL REPAIR TO BLDG NO T-13 AT SSB KOLKATA, DIAMOND HARBOUR UNDER GE (I) (CGN) KOLKATA

Amount

Demolition of brick work or stone/boulder masonry laid dry complete all as specified and directed by Engineer in charge.

M&L for brick work sub class 'B' bricks, straight or curved on plan, exc 6m mean radius built in CM 1:6 complete all as specified and as directed.

Supply only integral water proofing compound (WPC), conforming to IS and as approved by GE, complete all as specified.

M&L RCC (design mix) M-25 (using 20 mm graded crushed stone aggregate as in Slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like complete all as specified and directed.

M&L for Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified

S & F for GI grid frame works for seamless ceilling comprising of GI peremeter channel 0.55mm thick with two unequal flanges of 20 to30mm and web of 27mm fixed to surrounding wall using nylon sleeves and screw at 450mm center to center/intermidiate channel 0.9mm thick having two equal flanges of 15mm each and web of 45mm suspended from soffit at approx 900mm center to center with GI cleat and steel expantion fastners with and including ceilling section of 0.55mm thickness having kurled web of 50mm and flange of 26mm each with lips 10.5mm fixed to intermidiate channel with connecting clips across the intermidiate channel at 457mm center to center complete all as specified and as directed.

S&F 4 mm thick Non asbestos fibre cement building board decorative type( e-board) fixed in aluminium snap grid frame work with screws.

S & F GI wire 4mm thick as a suspender for aluminium snap grid framing complete all as specified and as directed.

S&F 30 mm thick flush shutters solid core construction, with particle board core and ply wood face panels commercial type on both sides complete all as specified and as directed.

S & F pressed steel frames (165mm x 60mm) for doors with one or more rebates including necessary fixing lugs,hinges lock strike plates etc complete as specified,supplied and fixed

S & F factory made steel windows with side/top hung shutters including projecting type hinges with steel handle,and steel peg stay,complete with glazing bars, dovetailed or welded complete all as specified and directed

S&F figured glass pin head 3.00 mm thick ordinary quality and glazing with oil putty in square, rectangle exc 0.5 Sqm in each pan all as specified and as directed.

S&F sheet glass 3.00 mm thick ordinary quality and glazing with oil putty in square, rectangle n.exc 0.5 Sqm in each pan all as specified and as directed.

S&F Stainless steel wire cloth 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples all as specified

S&F tubular towel rail, 20mm dia brass chromium plated 'D' type 60cm long betwen flange brass CP fixed with and incl chromium plated brass screws and wooden plastic cleats all as specified and directed including taking down old one.

S&F 300 mm MS ordinary rat tail rod pattern springs including roller and roller plates for Door,complete all as specified and directed.

S&F 150 mm long aluminium anodised barrel tower bolt of extruded section complete all as specified and directed.

S&F Extruded aluminium alloy handles 150 mm long fabricated type anodised complete all as specified and directed .

S&F 250 mm long aluminium alloy anodised sliding door bolt with hasp and staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast aluminium alloy complete all as directed.

S&F powder coated aluminium window / ventilator shutters, sliding type with styles, rails, sash bar, 3 tier sliding frame etc. all are made from powder coated aluminium section weighting not less than 0.55 kg/m including necessary jointing cleats, glazing clips, rubber packing, aluminium snap beadings, screws, aluminium handles, locking arrangement etc complete all as specified and directed.

M&L PCC 1:2:4 type B-0, (using 12.5mm graded aggregate) 40mm as in sub base in floors finished even all as specified

M&L PCC 1:4:8 type D-2, (using 40mm graded aggregate) 100mm as in sub base in floors finished even all as specified

M&L PCC 1:2:4 type B-1, (using 20mm graded aggregate) 75mm as in plinth protection and finished even all as specified

M&L Non-skid Ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.06 sqm but not exceeding 0.11 sqm, in floors etc. set and jointed in neat cement slurry over 15mm screed bed in CM 1:6 and pointed in white or coloured cement to match all as specified and directed.

M&L Glazed ceramic tiles in vertical surface 350x 250x 7 mm/ 450X 300X 7mm thick set and jointed in neat cement slurry over 10mm backing coat in CM 1:4 and pointed in white or colour cement to match all as specified and directed.

M&L Virified Ceramic tiles 10 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry over 15mm screed bed in CM 1:6 and pointed in white or coloured cement to match all as specified and directed.

M&L Virified Ceramic tiles 10 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in skirting/dado etc. set and jointed in neat cement slurry over 10mm screed bed in CM 1:4 and pointed in white or coloured cement to match all as specified and directed.

M&L for coloured cement concrete pre polished chequred floor tiles 20 to 25 mm thickness set jointed and pointed in neat cement slurry in floors, and cut and polished with white cement & pigment including 15 mm thick bedding layer in CM 1:6 complete all as specified and as directed

M&L for rendering 15mm th. on fair faces of brick or concrete surfaces in CM 1:6 finished even and smooth without using extra cement as internal plaster on walls.

M&L for rendering 20mm th. On other than fair faces of brick or concrete surfaces in CM 1:4 in two layers (15mm+5mm) and second layer mixed with integral water proofing compound and finished even and smooth without using extra cement as external plaster on walls.

M&L for Preparation of new wall surfarces & applying two coat of oil bound emulsion distemper over a coat of pimer complete all as specified and directed.

M&L for Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) complete all as specified and as directed.

S & F vitreous china wash down water closet (pedestal pattern), white including thermoplastic seats and covers of grade 2 type, flat with hinging device of bronze or brass with nickel chromium plating, fixing bolt, connector to flush pipe and making connections to flush pipe, connector to branch soil pipe and anti syphonage pipes etc. including sealing the joints and making leak proof using sealant complete all as specified and as directed by Engineer-in-Charge.

S & F rotational moulded polyethylene double layer water tanks (vertical cylindrical with close top) as per IS 12701: 1996 of 500 litres capacity hoisted and fixed in position including provision of 20 mm /15 mm dia medium grade GI pipe for connecting inlet, outlet, over flow and washout pipes all as specified and as directed.

S & F 10 litres capacity, low level, syphonic type, white, plastic flushing cistern as per IS 7231: 1994 with inlet, ball valve, float and handle including brackets and 40 mm nominal dia high density polyethylene pipes for flush pipe complete all as specified and as directed.

M&L for fixing PVC (SWR) floor trap, plain with grating including jointing with solvent cement to 100mm outlet pvc pipe complete all as specified and as directed.

S & F PVC-U, type B as per IS 13592: 2013 single socketed soil waste pipes in any length with rubber ring joints, 110 mm dia, laid in trenches complete all as specified and directed by Engineer- in- charge.

S & F UPVC bends without inspection door (any angle), 110 mm dia conforming to IS 14735: 1999 complete all as specified and directed by Engineer- in- charge.

S&F PVC (SWR) junction single, (Single T) equal or unequal 110mm bore complete all as specified and directed by Engineer- in- charge.

S&F PVC (SWR) reducers from 110mm dia to any radius complete all as specified and directed by Engineer- in- charge.

S&F 110mm PVC (SWR) WC connector with lip ring complete all as specified and directed by Engineer- in- charge.

S&F bib taps, cast copper alloy chromium plated with crutch or butterfly handle, screwed down, screwed for iron pipe of 15mm or for brass ferrule and fixed complete all as specified and directed by Engineer- in- charge.

S&F vitreous China Wash Basin, white, flat back of size 550 x 400 mm including suitable size of GI brackets, brass chromium plated bottle traps for wash basins with inlet and outlet screwed for pipe or connections including necessary packing, union and cap and fixed complete all as specified and directed.

S&F Pillar taps, cast copper alloy, with capstan heads, chromium plated, screwed down high pressure, with or without lettered 'Hot' or 'Cold' with long screwed shanks and fly-nuts, screwed for 15mm iron pipe and fixed Self-closing taps, cast copper alloy , chro-mium plated, screwed for iron pipe and fixed complete all as specified and as directed.

Supplying & fixing to walls and ceilings or laid in floors 15 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

Supplying & fixing to walls and ceilings or laid in floors 20 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

Supplying & fixing to walls and ceilings or laid in floors 25 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011 complete all as specified and as directed.

S&F Stop valves/angular stop valve, cast copper alloy, chromium plated screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed to 15mm bore steel tube complete all as specified and as directed.

S&F Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed to 20mm bore steel tube complete all as specified and as directed..

S&F PVC (SWR) vent cowl 110mm dia complete all as specified and as directed.

S&F SFRC manhole cover 500mm dia with coller 2MT complete all as specified and as directed.

S&F factory made solid PVC Moulded Door Shutter, 28-30 mm (stiles) with 2, 4, or 6 raised panel design with 2 mm thick Moulded Prelam PVC Sheet on the front face & 2 mm Prelam PVC sheet on back face, supplying & fixing in frame at site as per specification complete all as specified and directed.

S&F factory made solid PVC door Frame of size 50 mm x 47 mm made out of 5mm thick wood grain printed PVC sheet and edges will be painted to match with printed sheet reinforced M.S. square tube, supplying & fixing in opening as per specification & drawing complete all as specified and directed.

M & L in repair for point wiring for one light or one fan or one exhaust fan or ceiling 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 protection stove enamelling rigid steel conduit as per IS 9537 (Part-II): 1981 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 surface shall be included in the quoted rate.)

M & L in repair for socket outlet 5 Amps on same board 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 protection stove enamelling rigid steel conduit as per IS 9537 (Part-II): 1981 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 surface shall be included in the quoted rate.)

M & L in repair for socket outlet 5 Amps on independent board 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 protection stove enamelling rigid steel conduit as per IS 9537 (Part-II): 1981 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 surface shall be included in the quoted rate.)

M & L in repair for point wiring for one 3 pin/ 5 pin 5 Amps/ 16 Amps socket outlet on independent board complete with and including single core PVC insulated, unsheathed flexible conductor FR-LSH cables 2.5 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 surface shall be included in the quoted rate.)

S & F in repair batten including tube light 18W, Polycarbonate housing LED, LED wattage of minimum 1 watt each and Maximum 3 watt each, operational voltage of 140 volts to 270 volts, frequency of 50 Hz, lumen output of minimum 1810, lumen efficacy of minimum 100 lumens per watt, integral electronic driver (SMPS based constant current output) with output short circuit protection, over voltage protection, surge voltage protection upto 2 KVs, CRI greater than 80%, THD less than 20%, CW available CCT of 6500K, power factor of minimum 0.95, life span of minimum 50000 working hours as per catalogue No. LUMILINEBS18WLED865SPCWH of Havells or equivalent of Make mentioned under Appendix "B" complete all as specified and as directed.

S & F in repair batten including tube light 10W, made of CRCA steel sheet LED, LED wattage of minimum 1 watt each and Maximum 3 watt each, operational voltage of 140 volts to 270 volts, frequency of 50 Hz, lumen output of minimum 1000, lumen efficacy of minimum 100 lumens per watt, low loss constant current driver (>85% efficiencies with output short circuit protection, over voltage protection, surge voltage protection upto 2 KVs, CRI greater than 80%, THD less than 30%, CW available CCT of 6500K, power factor of minimum 0.90, life span of minimum 50000 working hours as per Ordering Code LTTB2F10WLED/W, Producr Code NAKSHATRA/10W of C&S Electric or equivalent of Make mentioned under Appendix "B" complete all as specified and as directed.

M&L for LED flood light luminaire 36Watt, IP protection 65, class-I, driver intergral (inbuilt 4kV SPD, driver efficiency >90%, system efficacy >90 lm/W, operating voltage range 120V- 270V luminaire operates upto 300V, 50 Hz, PF ≥0.95, CCT 5700K, ANSI, CRI >70, beam angle 60° connection complete all as specified and directed.

S & F in repair ceiling roses, 6A, 240 V, surface type, intended to support mechanical loads by means of flexible cord, having provision for the connection of switch wiring, screw type terminal, made out of Polyamide or hornbean complete all as specified and as directed.

S & F in repair (3 pin and 2 pin) combined modular socket outlets, 6A, 2 modules, 240 V, AC, 50 Hz with earthing contact, rewirable, pillar type terminal, normal protection, unenclosed, without Shutter, Flush type, Design B complete all as specified and as directed.

S & F in repairs modular switch socket combination, 3 modules with 3 pin socket outlets, 6A, 240 V, AC, 50 Hz with earthing contact, rewirable, pillar type terminal, normal protection, unenclosed, without Shutter, Flush type, Design B and switch, 6 A, single pole, one way, 240 V, AC, 50 Hz, ordinary (IPXO), normal gap construction, unenclosed, flush type, screw type terminals, pattern no. 1, rocker type, design A complete all as specified and as directed.

S & F in repair modular switch socket combination, 3 modules with (3 pin and 3 pin) having two earthing pins, combined socket outlets, 6A & 16A, 240 V, AC, 50 Hz with earthing contact, rewirable, pillar type terminal, normal protection, unenclosed, without Shutter, Flush type, Design B and switch, 16 A, single pole, one way, 240 V, AC, 50 Hz, ordinary (IPXO), normal gap construction, unenclosed, flush type, screw type terminals, pattern no. 1, rocker type, design A complete all as specified and as directed.

S & F in repair modular switch, 1 way, 6 A, 1 module single pole complete all as specified and as directed.

S&F in repair metal flush box 1 or 2 module complete all as specified and as directed.

S & F in repair modular white cover plate with frame, 1 module complete all as specified and as directed.

Supply and fix in repairs metal flush box 3 module complete all as specified and as directed.

S & F in repairs modular white cover plate with frame, 3 modules complete all as specified and as directed.

Supply and fix in repairs metal flush box 4 module complete all as specified and as directed.

S & F in repairs modular white cover plate with frame, 4 modules complete all as specified and as directed.

Supply and fix in repairs metal flush box 6 module complete all as specified and as directed.

S & F in repairs modular white cover plate with frame, 6 modules complete all as specified and as directed.

S & F in repair single pole blanking plate in DBs of MCB complete all as specified and as directed.

S & F in repair Modular fan regulator, 120 W, 1 modules complete all as specified and as directed.

S & F in repairs modular bell push, 6A, 1 module, single pole, one way, 240 V, AC, 50 Hz, ordinary (IPXO), normal gap construction, unenclosed, flush type, screw type terminals, pattern no. 1, rocker type, design A complete all as specified and as directed

S & F in repairs buzzer, din dong, suitable for single phase, AC, 240 volts complete all as specified and as directed.

S&F BEE 5 star rating ceiling fan 1200 mm sweep complete WHITE colour with 3 blades and all required accessories for fixing/hanging complete all as specified and as directed.

S & F exhaust fan, AC, 50 Hz, single phase 230 V, 250 mm sweep, 4 pole, heavy duty with louvers, metal body, 4 Nos blades, Insulation Class A, 5 star rated as per Bureau of Energy Efficiency (BEE) including capacitor to ensure power factor more than 0.9 complete all as specified and as directed.

S & F wall mounted fan, AC, 50 Hz, single phase, 230 V, 300 mm sweep, 1350 rpm, 4 Nos plastic blades, Insulation Class A including capacitor to ensure power factor more than 0.9 complete all as specified and directed by Engineer-in-charge.

S & F five star rating water heater (geyser), storage type, stainless steel, 25 litre capacity, 230 volts, AC, single phase complete all as specified and as directed.

S & F five star rating water heater (geyser), instantaneous type, digital type, 230 volts, AC, single phase complete all as specified and as directed.

M & L for PVC connections 15 mm size with PTMT nuts of length 300 mm complete all as specified and as directed.

S & F single door MCB Distribution board of sheet metal enclosure, triple pole and neutral, 4 way with 200 Amps rated bus bar, 415 volt, IP42 protection grade and fixed with MS hold fast and grouted in wall with M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

S & F MCCB, Fixed Thermal & Fixed Magnetic setting, 4 pole, 415 volts, 16 kA, 40Amps complete all as specified and as directed.

S&F MCB SP 240V, 5-32 Amps capacity complete all as specified and as directed.

S&F MCB SPN 240V, 6-32 Amps capacity complete all as specified and as directed.

S&F in repair 6 module flush mounted with starter DP MCB & plug top with indicator including all fittings for fixing complete all as specified and as directed.

M & L for earthing complete with galvanised steel plate earth electrode 600 mm X 600 mm X 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 4.0 mm dia galvanised mild steel wire by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 20 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

Supply, laying, jointing, testing and commissioning cross-linked polyethylene (XLPE) insulated cable for working voltages of 1100 V, PVC sheathed, armoured, 4 core, nominal cross sectional area of main conductor 16 sqmm, stranded aluminium conductor, ISI marked as per IS 7098(Part-I): 1988 including cable glands, lugs etc. to suit the cable size and to be laid in trenches, fixed along pole, under floors, through GI pipe laid under floors/roads, through concealed GI pipe along wall etc. 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.

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) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and all as directed.

Supply & spreading in trenches dry river sand cushioning to underground cable in trenches including spreading, levelling hand punning down complete all as specified and directed Note:- Depth of sand cushioning will be measured after punning down and levelling the sand properly.

M & L for laying of bricks locally available sub class 'B' bricks (old size) for cable protection cover laid flat and dry in trenches over the cablfCe perpendicular to the direction of cable all as directed.

S&F in repair 15 mm nominal bore, medium grade, galvanised coated steel tube conforming to IS 1239 (Part-1): 2004 including all fittings conforming to IS 1239 (Part-2): 2011as laying in trenches complete all as specified and as directed.

M & L for auguring under road, pavement, hard standing, railway lines by trenchless technology using latest boring technique and necessary machine including insertion of HDPE pipe of 90 mm dia and including taking necessary permission from Railway/ MSEDCL/ any other department complete all as specified and as directed.

S & F in repair 25 mm gun metal, globe or gate valve with iron wheel head, screwed both ends for iron pipe and fixed to pipe complete

NUPUR CONSTRUCTION

SPECIAL CONCRETE AND CONSTRUCTION CO.