Electrical installation work at Lake Town Crossing of KNI Avenue (VIP Road)

Amount

Supplying and fixing 100/125 A Sheet steel Main Switches on angle iron frame on wall Make: ( L&T / Havells / standard)

Supplying and fixing double door 6 way Vertical TPN MCB Distribution board for MCCB incomer with IP-42/43 protection, on angle iron frame on wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment suitable for 125A incoming. INCOMING –Supplying and fixing 415 V, 125A Four Pole MCCB of Breaking capacity 25kA/35kA with fixed thermal and fixed magnetic / adjustable thermal and fixed magnetic setting in DBs and necessary connection - 1 No. OUTGOING-Supplying and fixing 415 V, 63A TP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection- 6 Nos. (Make: Legrand / L&T / Crabtree)

Supplying and fixing double door 6 way Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. INCOMING- Supplying and fixing 415V 63A FP MCB Isolator on din rail of existing DBs and necessary connection. -1 No. OUTGOING-Supplying and fixing 240V 32A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection-18 Nos. Blank Plate- 0 nos. (Make: Legrand / L&T / Crabtree)

Supplying and fixing double-door (6+2) way SPN MCB Distribution Board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment. INCOMING-Supplying and fixing 240V 40A DP MCB Isolator on din rail of existing DBs and necessary connection. -- 1 Nos. OUTGOING-Supplying and fixing 240V 6-16A SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection -- 06 Nos. (Make: Legrand / L&T / Crabtree)

Supply & Fixing of A.C timer Box in SS single door phosphatised powder coated 8 way SPN DB with neutral bar, din rail with IP-43 protection with electrical accessories & front door locking arrangement , earthing attachment on wall consisting of the following items including necessary interconnection by suitable size of 1.1KV. Grade standared PVC insulated Copper wire ( Fire Retarant) and suitable AUTO/ MANUAL arrangement. a) Single door (2+8) way SPN DB ----1no b) DIN mounted 3 module digital/analog time switch with daily & weekly programmable basis , min switching time 1 min, 25 ON/OFF programs,6 yrs. Battery backup, settable DST & key pad lock features. c) DIN Mounted 12A DP Power contractor with 250V, magnetic coil with two pole having one NO & one NC contact,--2nos d) 6A SP MCB(10kA, C curve)—2nos, MCB housing should be thermostat materials( fire retardant). e) One no. RED and one no. Green ,240V, LED indicator for indicating AUTO/ BYPASS indication---1 set ( Make: L & T/ ABB/ CRABTREE/ Havells) (Make: Legrand / L&T / Crabtree)

Supplying and fixing 4 Way MCB SS enclosure with IP-20/30 protection, powder coated including 32A TP MCB+N-Link, concealed in wall after cutting the wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment. (Make: Legrand / L&T / Crabtree)

Supplying & Fixing Industrial Plug & Socket board with 240 V, 20A, SPN & Earth Metal Industrial Plug socket & 20A Industrial top incl. S&F 20 A SP MCB breaking capcity 10kA (C- Curve) in SS enclosure fixed on wall and cecessary conection. (Make: Legrand / L&T / Crabtree)

Supplying & Fixing Industrial Plug & Socket board with 415 V, 30A, TPN & Earth Metal Industrial Plug socket & 30A Industrial top incl. S&F 32 A TPN/FP MCB breaking capcity 10kA (C- Curve) in SS enclosure fixed on wall and cecessary conection. (Make: Legrand / L&T / Crabtree)

Supplying and fixing 2 Way MCB SS enclosure with IP-20/30 protection, powder coated provision for two/four pole MCB, concealed in wall after cutting the wall & mending good the damages to original finish incl. painting, connection & provision for earthing attachment

Supplying and fixing 240/415 V 20A DP change over (MCB module) of on din rail of existing DBs/ enclosure and necessary connection. (Make: Legrand / L&T / Crabtree)

Supply of 4 core 50sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Phinolex ) (Panel to VTPN)

Supply of 4 core 16sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Phinolex ) (VTPN to PDB & Escalator)

Supply of 2 core 10sqmm of 1.1 KV grade alluminium XLPE, PVC/ armoured LT cable ( Make : Havells/ Polycab/ Phinolex ) (PDB to Outside Lighting)

Laying of cable from 3/3½ core 35 sqmm to 50 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making holes etc. as necy., mending good damages and painting

Supplying & fixing 40 mm dia medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required

Supplying of 40 mm dia HDPE PIPES pe 63, 4kgf/cm2 Make-supreme, type-SDR-21, Make- Supreme/Hensel/ Harse or similar make

Excavation of soil and laying HDPE/GI Pipe for cable laying filling & ramming. (0.150x0.450xTotal Length of pipe laying (WxDxL)

Laying only Cable upto 50 sqmm through existing RCC/Hume/ GI Pipe/open masonary trench for single, 2, 3, 3½ & 4 core

Laying of cable upto 3/4 core 25 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 10 SWG GI (Hot Dip) Wire, making holes etc. as necy. mending good damages and painting

Supplying and Drawing 1.1 KV, 35sqmm single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) through flexible pipe and making necy. connection as required

Cutting channel of 31 mm x 31 mm size on masonry wall incl. S&F heavy gauge polythene pipe dia as stated below, by means of iron hooks and supplying and drawing 18 SWG GI Wire fish wire incl. mending good damages to building works

a) 13 mm dia 3 mm thick polythene pipe without earth continuity wire

Supplying and fixing 20mm size PVC Rigid Conduit 'FR' [Precision Make] on wall, ceiling with saddles and other accessories as required and mending good damages to building works

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required

a) 2 x 36/0.3 (2.5 sqmm)

b) 2x36/0.3 (2.5 sqmm) + 1x22/0.3 (1.5 sqmm) as ECC

c) 2x56/0.3 (4 sqmm) + 1x36/0.3 (2.5 sqmm) as ECC

d) 2 x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC

e) 4x126/0.4 (16 sqmm) + 2x80/0.4 (10 sqmm) as ECC

f) 1 x 22/0.3 (1.5 sqmm)

Laying of cable as below, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as below and mending good the damages to original finish incl. removing the rubbish From 2.5 sqmm to 35 sqmm at an average depth of 75 mm in floor/pavement/wall etc.

Supplying and fixing polythene pipe complete with fittings as necy. under ceiling/beam, bound with 22 SWG GI binding wire incl. supplying and drawing 1x18 SWG GI Wire as fish wire inside the pipes and fittings and providing 50 mm dia disc of MS sheet (20 SWG) having colour paint at one face fastened at the load point end of the polythene pipe with fish wire (synchronizing with roof/beam casting work of building construction)

a) 40mm dia 3mm thick Polythene Pipe

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required

a) 2 x 22/0.3 (1.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC

b) 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC

c) 2 x 56/0.3 (4 sqmm) + 1 x 36/0.3 (2.5 sqmm) ECC

d) 2 x 84/0.3 (6 sqmm) + 1 x 56/0.3 (4 sqmm) ECC

Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.

a) 2.5sqmm

b) 4 sqmm

c) 6 sqmm

d) 10 sqmm

e) 16 sqmm

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below

a) 2 core 10sqmm

b) 4 core 50sqmm

c) 4 core 16sqmm

Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials

a) 2 core 10sqmm

b) 4 core 50sqmm

c) 4 core 16sqmm

Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall complete with 2 no. suitable size “Ph & N” copper bar incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. 175mmx100mmx65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish Average run 6 mtr

Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire as ECC, to 5A 3 pin flush type plug socket & Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. painting the MS box and mending good the damages to original finish On Board

Supply & Fixing 240 V, 6A, plug socket with separate 6 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm MS (16SWG) switch board and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required.

Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm MS (16SWG) switch board and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required

Supply & Fixing of 3way Ceiling Rose/Holder

Supplying & Fixing sheet metal inspection box (16 SWG) of 200 mm x 150 mm x 65 mm flushed in wall by housing the same after cutting RCC wall incl. making earthing attachment, painting and mending good damages to building works, along with fixing bakelite / perspex top cover by Brass screws and making necessary connections as required. Metal inspection box having of 101A, upto 25Sqr mm, Stud Type Power Terminal including MCB channel fixing on box

Supply of single LED light fitting with S & F 1 no. 18W LED tube with complete accessories ( Make : Philips / CG / Havells ) ( TMC 501 P 1xT-LED 22W P3241 (Fittings)/ Essential LEDtube 1200mm 18W840 T8 AP I (LED tube) , Philips)

Supply of single LED light fitting with S & F 2 no. 18W LED tube with complete accessories ( Make : Philips / CG / Havells ) ( TMC 501 P 2xT-LED 22W P3241 (Fittings)/ Essential LEDtube 1200mm 18W840 T8 AP I (LED tube) , Philips)

Fixing only single/twin fluorescent light fitting suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with sutable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and connecting the length of PVC insulated wire and mending good damages to original finish and painting etc. by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length

Supply of 18 watt square type surface Mounted LED Fittings, 1450 Lumen, Nature White Light with Superior light output and integral driver. Square surface mounted LED flat panel.PDC aluminum housing and PMMA diffuser makes it a robust Luminaire (Make- Crompton, Type- LCDSPLN-S-18- CDL), or similar Make: Surya/ Havells/ Philips/CG

Fixing only 18 watt square type surface Mounted LED Fittings complete with all accessories directly on wall/ceiling by screws etc.

Supply of 35 watt flood light LED Fittings, Fixing only Floodlight fittings on top of masonary structure by 3 Nos. 10 mm dia x 87 mm long rag bolts, nuts & double washers complete either 37 mm x 10 mm MS flat support/or by other means as required (Cat No-BVP120 LED 35 CW FG S1 PSU GR, Make- Philips) ( Make : Philips / CG / Havells / Bajaj )

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required; 80 mm dia (4nos Pole, having 7mtr each)

Extra on items 1& 2 above, for providing CC (6:3:1) base block (around the pole) dimension 0.45x0.45x0.60 mt. above ground level, neatly cemented finish (3 mm thick), at the base pole (in lieu of CC muffing) incl. drilled hole in pole suitable for alkathene/polythene pipe entry, for street light wiring, without Loop Box

Supply of 90W LED Fittings having Aerodynamically designed street light with excellent thermal management, inbuilt tilt angle arrangement with IP66 protection. ( Make : LSTP-90-CDL , Crompton / or similar of Philips / Surya / Bajaj / Jaguar / or similar)

Fixing outdoor type fluorescent/SV/MV light fitting on pole including S&F 40 mm dia x 1.68 mts. long GI Pipe (ISI-Medium) bracket with 40 mmx10 mm thick, MS clamp etc. and providing wiring with 2x1/1.40 PVC insulated & sheathed wire (single core) partly in GI conduit & partly through above bracket from OH line to the fitting, without control switch, incl. making connections and painting

Supply & Delivery of 10 Mtr Steel Tubular Pole (Zindal /Bansal) as per specification Type 410 SP - 40 as overall length 10 mtr having length of section (Bottom x Middle x Top= 5.20 x 2.40 x 2.40) weight 128 KG & having diamention as per details given bellow: Out side dia & thickness of the Bottom section (139.7X4.50) mm; Middle;(114.3X4.5)mm,Top Section (88.9X3.25) with fixing the base plate as per direction of EIC)

Supply and fixing of Junction Box Syntex make with front side opening door and locking arrangement, with clamp. Junction box having 140x140x95mm dimension. Each have consist of the following materials EARTH Stud, 2 WAY Stud Type Power Terminal – 32A, 2A Fuse link with base (L&T/ Havells)- 1no, Make- Syntex, Type No- GSJB-1414 Make- Syntex/ Hensel/ or similar make (For Pole loopbox)

Painting of Steel Tubular Pole of lengths and no. of coats of paint, as given below with ready mixed paint/primer of approved make, and brand incl. preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint Upto 9.0 mtr. long pole (i) One coat of red lead/Zinc chromate priming (ii) 2nd coat of synthetic enamel paint over the 1st coat

Providing CC (6:3:1) base block (around the pole) dimension 0.60x0.60x0.76 mt. above ground level, neatly cemented finish (3 mm thick), at the base pole (in lieu of CC muffing) incl. drilled hole in pole suitable for alkathene/polythene pipe entry, for street light wiring, without Loop Box

SITC of 2 KVA 1-phase offline UPS having rated power of 2000VA – 1200W, including 4nos 100AH Battery for minimum 3hrs backup sources. UPS input sources –230V AC, output voltage 230V, voltage regulation 230V ±10%, transfer time – 4ms-10ms typical, output frequency 50Hz, wave form - stepped since wave. Battery voltage 24V DC, Floating charge voltage- 27.4V DC. Having LED display with indication of “Mains ON, ON Battery, Low Battery, Fault, Overload. Having alarm of ON Battery, Fault, Overload, Low Battery. Operating temperature(°C)- 0 - 40 °C, Degree of protection- IP20, Relative humidity (%)- 0 - 95% non-condensing, Noise level at 1 m (dBA)- < 45. Make- Exide/ APC/ Microtech/ NUMERIC)

S&F of 250 V. 9'' sweep A.C. Exaust fan incl. Al. louver shutter etc. after cutting wall and manding good the damages by sand cement plastering as per G.S.(E.P.C./Orient make)..

Supply and Fixing single LED light fitting with S & F 1 no. 18W LED lamp with Fixing only pendent light fitting complete with lamp, shade and 24/0.2 mm (1.5 sqmm) flexible copper wire incl. S&F pendent holder ( Make : Philips / CG / Havells )

Supply of 10W LED Bulkhead LED and Fixing bulk head ceiling fitting on wall /ceiling by screws etc. ( Make : CG/ Philips / Havells/ Bajaj ) (Make- Philips, Type-WT202W LED6S NW PSU S2 PC)

Micro tunneling including supply of HDPE pipe 40mm dia as per appropriate specification in single lengths for each individual tunnel.

Bituminious Road cutting by using Jac Hamour Compressor Machine, Fuel, Mobile, Compressor Operator and Three Breaker

Supplying ready mixed concrete of M20 Grade with well graded stone chips of 20 mm norminal size containing designed qty of cement per Cu. M of wet concrete produce in computerised batching plant under controlled condition using approved super plastisizer , designing mix following I.S. 10262 and I.S . 456 , transporting the mix with agitation in transit mixer to work site depositeing the mix on a platform erected for the purpose at required level of concreting and then placing the mix its final location of form work , compacting and curing the same complete as per specification & direction of Engineer - in - charge including computerized batching plant transit mixer with all accessories vibrators etc. inclusive of all other incidental of platform and its supporting. Extra Conceret used in repairing of road for laying of 50mm G.I pipe on road (Bituminus) 300 mm X 300 mm X 800 mm = 0.072 Cu.Mtr minus(-) 0.05mm x 0.05mm x 0.05mm = 0.000125 Cu.mtr (for GI pipe portion) Total = 0.071 Cu.Mtr. x 15 (length in mtr.) = (Road x-ing portion repairing)

Supplying & fixing medium gauge 50 mm dia GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: By TATA-Medium GI pipe

Excavation of soil for installation of Earth Electrode and filling & ramming. For Soft Soil

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages 4 SWG

SANJIB GHOSH

C. CHOWDHURY AND CO