BIRED/116/e-NIQ(1st call) of 2024-2025

Amount

Dismantling the Existing wiring after disconnection of all incomming & outgoing line, existing board etc. and kept in departmental store safely.

Dismantaling/unfixing existing 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. unfixing EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and kept in departmental store safely.

Dismantling angular batten holder (Anchor) on 75mm dia PVC round block / round bakelite on wall/ceiling with dismantling 9W LED lamp (Philips) as to GS. and kept in departmental store safely.

Dismantaling/unfixing existing exhaust fan and kept in departmental store safely.

Dismantaling only outdoor / street light type fluorescent light fitting complete with all accessories to be fixed/projected from the wall of the building incl. making holes to building, dismantaling 40 mm dia GI pipe (ISI-Medium) 1.50 mts. average length, with GI socket at one end and thread at the other end & suitable bend to house the fitting and kept in departmental store safely.

Dismantaling GI waterproof type looping cable box size 200x150x100 mm deep having 4 mm thick comprising of one 250 V 15 A kit-kat fuse unit, one NL on porcelain insulator, one compression type brass cable gland for upto 2- core 16 sqmm PVC/A cable and having lined with rubber gasketted GI top cover with brass machine screws etc., earthing terminal with lug, on steel tubular pole near base, including S&F 40x6 mm thick, MS clamps with bolts, nuts etc. including painting with anticorrosive paint. and kept in departmental store safely.

Dismantling of PVC insulated sheathed Al /Armoured/ XLPE various size power cable of 1.1 KV grade 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

Distribution wiring in 1.1 KV grade 2x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Make: Polycab/Finolex/RR/Gloster/KEI) partly in 20mm size PVC rigid conduit 'FR' (Precision make) [for ceiling portion only] and in 19mm bore, 3mm thick polythene pipe [for horizontal & vertical run embedded in wall], 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 Modular type switch (Make: Legrand Myrus/ Anchor Roma/Crabtree) fixed on Modular GI switch board complete with 2 no. suitable size “Ph & N” copper bar with top cover plate making earthing attachment fixed on wall incl. mending good damages to original finish. [only PVC Rigid Conduit on ceiling and remaining portion concealed] Average run 8 mtr

Supply & Fixing 240 V, 1200 mm, 18/20 W, 110 lm/W single LED light fitting incl. LED Tube light (Fibre Body), 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. [Make Havells/ Wipro/Crompton/Bajaj/Philips/Surya]

Supply & Fixing 240 V, 35 W, 920 RPM 375 mm sweep heavy duty AC exhaust fan on 16''x16'' mm thick plywood, after making hole and mending good damages to original finish incl. S & F al. louver shutter as per direction of EIC Make - Orient/EPC/Crompton/Havells)

Supply & Fixing 240 V, 90 W, 100 lm/W only outdoor / street light type fitting complete with all accessories to be fixed / projected from the wall of the building incl. making holes/providing clamping arrangement & necy. GI reducer as required. S&F 40 mm GI pipe (ISI-Medium) quality 1.5 mts. average length having suitable bend S&F necy. length of 1.5 sqmm PVC insulated single core stranded annealed copper wire and making connections as required and mending good damages to wall incl. painting etc. [Make Havells/ Wipro/Crompton/Bajaj/Philips/Surya]

Supplying & Fixing GI waterproof type looping cable box size 200x150x100 mm deep having 4 mm thick comprising of one 250 V 15 A kit-kat fuse unit, one NL on porcelain insulator, one compression type brass cable gland for upto 2- core 16 sqmm PVC/A cable and having lined with rubber gasketted GI top cover with brass machine screws etc., earthing terminal with lug, on steel tubular pole near base, including S&F 40x6 mm thick, MS clamps with bolts, nuts etc. including painting with anticorrosive paint.

Supply & Laying of PVC insulated sheathed Al / XLPE Armoured power cable of 1.1 KV grade 4 Core x 10 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 [ For Compound Flood Light] (Make: Havells/Gloster/RR/KEI)

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)4 Core x 10 sq.mm

Finishing of the XLPE/PVC insulated armoured cable ends by soldering with cable sockets and insulated tapes etc., including supplying sockets, soldering materials, tapes etc. and making connection to switch, BDB and BBC etc. (a) 4 Core x 10 sq.mm

Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Make: Polycab/Finolex/RR/Gloster/KEI) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required. [From Loop Box to Light fittings] 2x2.5sq mm + 1X 1.5 sq.mm

Finishing of the PVC insulated wire ends by socketting with pin/ring type copper sockets and insulated tapes etc., including supplying sockets, tapes 2x2.5sq mm + 1X 1.5 sq.mm

Earthing Installation – with Pipe Electrode : Excavation of soil for installation of Earth Electrode and filling & ramming. For Soft Soil

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 diax 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

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.

Earth Busbar Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 50 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.

Earth Continuity Strip Connecting the equipments to earth busbar including S & F 20 mm x 3 mm Galvanised (Hot Dip) MS Flat on wall / floor with GI saddles as required and connection to equipments with incl. drilling holes, bolts, nuts, washers etc.

N.B: i) Payment will be made after availability of fund from concern Department. ii) Payment will be made as per P.W.D norms.

BISWANATH CHATTERJEE (BID ID -5746139)

BINODE ROY (BID ID -5765377)