Provision of Semi High Mast Poles with lights at various CGHS Societies and residential Pockets in Dwarka-B ward under Najafgarh Zone.EEE/NGZ/MCD/2026-27/09-01

Fabrication, Supplying, Installation, testing, Commissioning of 12 metres high mast System with its accessories ,Mast shaft shall be in one section , hot dip galvanized 4mm thick (Single dip ) inside and out sides and suitable for wind velocity as per IS 875 part3 .There shall be in longitudinal seam weld per section and No circufrential weld. It should also included accessories for High Mast head frame ,2 point suspension system, 5x2.5 sqmm copper conductor with steel wire rope 5mm dia. (7/19construction) single drum winch ,galvanized lantern carriage arrangement suitable for 4/6 Nos. flood light luminaries luminaries symmitrically and its control gears boxes and lighting finial ,the mast shall have integral type manual tool mounted at the base compartment of its raising and lowering operation with foundation bolts and Anchor plate and control panel housing suitable RCC (1:2:4) shallow foundation of size 1m(L)X1m wide and 2m deep i/c excavation of earth, providing cutting, bending and placing in position, rewinforcement of cold twisted bars of 12 mm dia -2100 mm long (approx.) - 16 nos.and reinforcement of cold twisted bar of 8 mm dia - 3700 mm (approx.) - 13 nos. (with 150 mm spacing) as required with positioning of foundation bolts and providing DWC HDPE pipe for cable entry & exit as required for the semi high mast considering the safe soil bearing capacity at site as 10T/sqm at 2mts. Depth with all material i/c,4Nos S.P MCB, 1 No. double pole 16 amp. MCB etc as reqd. Logo/Name of manufacturer shall be either embossed or rivited plate on the pole. Galvanized as per relevant IS.

LED Flood Light, powder coated pressure die cast aluminium (System lumen efficacy >135 lm/Watt). Supplying, Installation, Testing & Commissioning of Flood Light, powder coated pressure die cast aluminium body with built in or separate driver as per the requirement with Driver efficiency >85%, Input voltage: Input voltage: 140-270 Volt AC, frequency 50/60 hz, Operating temp range -5°C to 50°C, internal surge protection of 5 KV L,N,E as per IEC 61000-4-5, Driver efficiency >85%,THD < 10% as per IEC 61000-3-2, P. F.≥0.95, IP-66,IK-10, CRI≥70, under voltage and over voltage protection, EMI EMC as per CISPR-15, lenses for beam angle 30 deg-120deg as per the application and the project requirement., suitable tilt able fitting, life time (LED, Driver & electrical circuitry) of minimum 50000 Burning Hours with 70% of initial Lumen maintained till life ends as per LM80 extrapolation IES TM-21-11 report, CCT 3000°K / 4000°K / 5700°K /6500°K (As per ANSI Bin) , SDCM(Standard Deviation Colour Matching) <5, Maximum power consumption should not more than the specified rating and Fixture shall be of relevant BIS standard complete in all respect i/c external connections with 1.5 sq.mm FRLS/HFFR, PVC insulated copper conductor single core cable and earthing etc. as required with Minimum 5 year OEM warranty. System lumen efficacy ≥135 lm/Watt output. LM79 & LM80 Test report and all testing required for LED fixtures as per BIS shall be submitted. Shape size and CCT shall be as approved by Engineer-in-Charge as per requirement. (Thermal management: heat sink of aluminium housing such that LED junction temperature shall not rise above 90°C). 100 Watt

Supply and fabrication of pole protection system made up of 8 SWG steel wire mesh of size 25mm x 75mm rectangular with 50mmx50mmx6mm MS angle iron for supporting the mesh i/c MV danger plate and grounding the protection system in suitable quality of CC etc as reqd.

Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. (with charcoal/ coke and salt as required).

Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with G.I. thimble excavation and re-filling as required.

Supply of XLPE insulated PVC sheathed Al. Conductor Armoured Cable 1.1KV grade conforming to IS-7098 of following size:-2C*4 sqmm

Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc..direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. 63 mm dia (OD-63 mm & ID-51 mm nominal)

Drilling and laying i/c HDPE pipe of 40 mm outer dia with PN 4 rating by hand moling /manual method Confirming to IS 4984.

Drilling and laying i/c HDPE pipe of 40 mm outer dia with PN 4 rating by trenchless Technology Confirming to IS 4984.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL pipe as required. Upto 35 sq. mm