WB/DKM/Admin/e-NIT-32/2026-27 (SL-3)

Supply of 9.0 Mtr. Octagonal in shaft shape, continuously tapered sections having dimensions and thicness as reqd. in the design made from high tensile steel conforming to BSEN 10025 gr. S 355, high Mast system tower with standard dimension of Bottom A/F 175 mm, Top A/F 90 mm, body sheet thickness of 3 mm, Baseplate (mm): 300x300x16 (LxBxT), Foundation bolt cat. M24/750x4 with its accessories, Mast shaft shall be given in two sections, Hot dip galvanized and suitable for wind velocity as per IS: 875/1987 part 3. It shall also include accessories for High Mast including Head frame, inside wiring arrangemnet, loop box of IP-65 for o/g to luminaires on top mount on mast, [Pole Make: Galpol/Utkarsh/ BPP after apvd. as per EIC with chekcing QA which is subject to approve by technical authority]

Construction of suitable shallow rainforced foundation as per standard design as per the manufacturer with 1:1½:3 cement concrete M-20 gr. for the High Mast considering the safe soil bearing capacity at site as 10T/ sq. mtr. TMT steel as per IS (0.5% of CC volume) and about said depth along with suitable dimesion that conforms safe bear of high mast with arround height of 300mm above ground, incl. all material and labour including the cost of one set 4 Nos. of foundation nuts and bolts of M20/660mm made out of tor Steel M20 and installation at site with wiring complete in all respect i.e. entire satisfaction of Engineer-incharge. This civil foundation work incl. for erection of 10 Mtr high mast tower by earth work in excavation of foundation trench approx. zone base of CC 500x500x800mm & CC 500x500x300 mm faced up to base plate including removing soil and necessary trimming the side of trench leveling & dressing and around 1.5 sq m. soiling with jhama picked bricks & M20 CC shallowed above soiling and under top foundation with 3x area of top foundation and 100 mm depth complete as per modern engineering practice.

Erection of 9 mtr High Mast over the civil founda- tion bolts with help of Trolley fixed moving crane ( 5 Tonne Capacity) and using other modern engineering practices along with luminaires inatallation to the end top ring bracket by suitable techniques and means incl. necy electrical connection in proper electrical system eg. socketing etc. complete(taking 2 work in one day)

Supply of 150 watt LED Flood Light (of following mentioned model which is comprising minimal productive 13000 lux each luminaire) luminaire having Pressure Die-Cast housing with IP 65/66 protection wide lighting diffuser type. Selected Model choose from below: Make- Century LED : Magik(Zenith +)/HPL/Panasonic(Fanlo)/Jaguar/ Havells (Zeta)(With lans IP 66)Of 150 W and Haveing Minimam Production Lux 16 K

Fixing only Floodlight Fitting with suitable tie clamps and MS plate for mounting on Pole/Tower or similar structure

Dual Channel Digital 24 hr & Astronimical DIN Ch Timer System (For Energy Saving Special Cut-off System as ref.on Comment Section***) Supply ,Fitting, fixing & connection of following materials Switch gears list: (a) MNX12 contracter= 2 No. (b) DPMCB Standard Rating & Make Apvd by EIC, = 2 No (c) Time Switch (Digital) = 2 Nos (accesories make: L&T/Legrand/Crabtree) etc connections incl chair 3 pole connector as I/C etc all complete as per modern engineering practice.

Supplying of mainline cable Power Supplier end to panel wiring cable incoming of 11kV gr. 4 core Al. Armoured 16 mm² make Polycab/Havells/Gloster/ Finolex/ KEI make] with necy. Crimping sockets.

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, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed

Supplying of 4 core 10 sq. mm unarmourded Cu Cable trailing cable inside through the pole

Earthing Installation - with Pipe Electrode: Earthing with 50 mm (ISI-M) 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