Compound Lighting arrangement with GI Pole LED street light with in the campus of Collegiate School Krishnagar Nadia

Amount

a) Supply & delivary of 7 mtrs. Long hot dip Galvanised Heavy duty Octagonal pole (as per BSEN 10025 grade S/355/O) having yield strength min-355 N/mm² The top & bottom dia of the pole are 70 mm +/-2 mm & 175 mm +/-2 mm respectivly and thickness is 3mm with window with flash cover at a height of 0.5 mtr. from the the base for cable termination block inbuilt loop box. The poles are continuously tapered & shall have octagonal crosssection. The galvanisation of pole confirming to BSEN ISO 1461 or equivalent and incl Base Plate 275x275x16 mm thick GI plate.

S & delivary ornamental single arm bracket made of 70mm & 40mm dia GI pipe, 1.5 mtr. Long (as per drawing ) with arrangement suitable for fixing at top of the pole incl painting with two coats Aluminium paint over one coat of RO primer.

Supplying & erection of 4 nos. foundation bolt made GI (Hot dip) rod of length 750 mm & diameter 24 mm, one end threaded and a 90 deg bend of length 65 mm is to be provided at other end, with 2 nos. nuts and 2 nos. washers for each bolt (as per drawing enclosed) by welding the J-bolt with the reinforcement rod at foundation.

Erection of pole on the foundation by existing J-bolt, nuts & washers fixing the ornamental arm bracket at top by nuts , GI earth bolt after making drilled holes etc. on pole with Casting of RCC foundation with M-20 grade concrete considering SBC of soil

Supply and fixing following in the inbuilt Loop box a) 6mm laminated sheet inside & welding 3 nos GI strip 4mm thick of suitable size tapped holes 6 nos. b) 63A terminal block 2 nos & shorting link 4 nos incl DIN channel c) 6A SP MCB 1 nos & earthing stud 1 nos. d) Cable support clamp- 4 nos

S&F LED street light luminaire complete with all accessories and necessary connection as required. (MAKE :- Crompton / Equivalent product of Philips) 20 Watt (Crompton cat no.LSTP-90-CDL-M) NS 90 watt

Excavation of soil for installation of Earth Electrode and filling & ramming.(a) For Soft Soil. [G-1/1(a)]

Supplying and Drawing 1.1 KV grade , 'FR' , P.V.C. insulated & unsheathed single core stranded copper wires (approved make) of the following sizes inside pole from loopbox to fittings. (a) 2 X 36/0.3(1.5 sq.mm ) + 1X 22/0.3 ( 1.5 sq. mm) [E-9/1(b)]

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:For Soft Soil [G-1/2(a)]

Painting Block Letters or Digits within a circle/square as required, with ”Black Japan” paint of approved make & brand, the size of letters and digits as given below ,a) Size 50 mm and upto 75 mm [H-2/6(b)]

Supplying of 1.1 KV grade 4 core 10 Sq.mm XLPE/PVC/A , Al. conductor cable ( Make-Polycab /Currency/ Gloster/mescab). NS

Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, ... restoring surface duly rammed [1(a)/F-2]

Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required a) 50 mm dia [11(d)/F-6]

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables with finishing the end as below : (i) 4X 10 Sq.mm PVC/A, Al. Cable [7(c)/F-4]

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 (i) 4X 10 Sq.mm [8(b)/F-5]

S&F 300mmX300mmX100mm sheet metal (2mm thick) box with hinge type glass window door & locking arrangement fixed on wall. Consisting of DIN Rail, 1nos 2A sliding fuse & 1 nos 12 way 10A bakelite connector & necessary connection by suitable size copper wire. The box will be painted as per GS. [NS]

S&F digital time switch on din rail on existing box incl. necessary connection. L&T make crono time switch [cat no 67DDT0] [NS]

S&F25A 3pole power contactor on din rail on existing box incl. necessary connection. L&T make MNX 25-2P [cat no CS 90240] [NS]

Supplying and fixing 240V/415 Volt MCB of Breaking capacity 10kA & C characteristics on din rail of existing box and necessary connection. (i) 6-32 A SP MCB [ L&T make. ] [ 7/ D-6 ]

Fixing only outdoor / street light type fluorescent light fitting or MV light fitting complete with all accessories to be fixed /projected from the wall of the building incl. making holes /providing clamping..arrangement & necy. wall incl. painting etc. C-3/18

BISWAJIT PAUL

S.B.ENTERPRISE