PROVN OF HIGH MAST LIGHTS AT SUVIDHA PARK IN RAJENDRA NAGAR OMA AT INS SHIVAJI LONAVLA

S& L XLPE insulated , armoured heavy duty electric cable with aluminium cable conductor , 1100 volts grade , cross sectional area 4 core 25 sqmm

Material and labour for high density polyethylene pipes (HDPE) of pressure rating 6 kgf/cm2 laid in trenches of size 50 mm suitable for cable protection complete all as specified and directed by Engineer-in-Charge.

Excavation in trenches in soft / loose soil not exceeding 1.5 mtr deep and not exceeding 1.5 mtr wide for laying of cable, RCC poles / stays and struts etc. and getting out including trimming sides and forming bottom surface complete all as specified and directed by Engineer-in-Charge at site.

Returning, filling in including spreading, leveling, watering and well ramming excavated soil in layers not exceeding 25 cm thick each, back in trenches after cables have been laid and tested, poles, stays , struts have been erected and tested , all as specified and directed by Engineer-in-Charge.

Removing excavated surplus soil (Soft/hard soil) obtained from excavation to a distance not exceeding 50 mtr and depositing where directed by Engineer-in-Charge at a level not exceeding 1.5m above the starting point, complete all as specified and directed by Engineer-in-Charge.

Supply install testing time-lite distribution boards 415 Volts 3 phase 32 Amps 3 pole with contractor, Astronomical time switch of make Indo Asian catpart TL 32A 50 or equivalent in C&S, L&T complete with sheet metal endorser prewired outdoor type distribution board complete all as specified and directed by Engg-in-Charge

Supply and installation of galvanised steel high mast lighting system of 20 mtr in two section, 3mm , section thickness, top dia 150mm, bottom 4mm thick dia 340mm, with 2/3 wire rope system with (EPR cable). System is suitable for loading 12 Nos 240W LED lights 12 arm with symmetric arrangement as directed by Engg-in-Charge including copper wire for connection from DB to flood light and PCC work as per mfg specification/instructions.

Supply and installation of Earthing rods for value below of 1 ohms as per following specifications (a) Earthing rod, 25mm pure copper hollow Earthing Rod with strip I pipe Design Length 3m. Copper Terminal of 100x50x5 (b) BFC Compound. The BFC is carbide based having very high electrical conductivity. BFC having high moisture retaining capacity BFC is hygroscopic, nonmagnetic and non - corrosive in nature and in ROHS compliant (c ) Installation The Earthing electrode will be placed in the ground after a bore is drilled to the depth of 3.5m The Bore drilling will be done with the help of pneumatic boring machine. 50KG BFC will be placed in the bore to cover the Earthing rod from all sides. BFC will be poured in slurry form in properly mixed condition .Earth pit cover square 300x300x240mm to be provided to cover the Earth pit. The Earth pit cover shall be made of Reinforced FRP and should be capable of carrying .The weight of 5 tones.Pit cover including brazzing of all the joints upto the test point complete and Earth Pit Indicaation Plate of MS 450x300x5 mm thick welded to AL 50x50x5mm x1.0 Mtr long,painted with one coat of primer and two coats of synthetic enamel paint(black colour)all as specified and directed by Engineer-in-Charge. Note : 1) Electrode must be tested for short crcuit test of minimum 40ka at CPRI/NABL & test certificate of manufacture company submitted by contractor 2) Existing earthing value and After installation company testing & checked test with earth value certificate provide by contractor.

M&L for MCCB, AC, 415 Volts 4 pole 63 Amps with rupturing capacity 25 KA with thermal based release complete all as specified and directed by Engineer-in-Charge. ( In main incoming panel)