Provn of solar powered LED street light at INS Gomantak and high mast light for illumination of CDU, INWTC, Jetty area under GE Gomantak Vasco

Amount

Supply of 20M high mast shaft in two sections suitable for 44 m/sec wind speed, with head frame, winch mounting bracket, luminaries carriage suitable to Install 12 nos luminaries in symmetrical arrangement to cover 40M Radius at avg of 40 Lux with raising lowering system comprising double drum winch 6mm diameter SS rope, trailing cable, connector, integral power tool motor, manual handle , junction box, Lightening finial. (Wiring material from JB to Individual Luminaire & Siemens MCB in base compartment are not included and are a part of installation) the above highmast shall include foundation bolts of special steel along with nuts, washers, anchor plate and common template the HM shall include 350W LED flood light fittings in Medium Beam to acheive avg 40 lux at port area including suitable Double dome aviation obstruction light. The above mast should include outdoor stand mounted feeder pillar of 2.032mm 14SWG with 32A TPN MCB incomer, single dial time switch, 25A TP contactor for the automatic switching of luminaires, power tool control with 2 no 9A contractors of ABB/Siemens/L&T/Legrand make and raise Lower push button, incoming 35sqmm and out going 16& 2.5sqmm terminals of elmex make. Bajaj make Highmast CAT BHMRL20D-Pupainted or Equivalent in Philips

TECHNICAL DATA HIGH MAST SYSTEM Make : Bajaj Electricals Ltd. Height of mast : 20 Meter, No. of sections : Two Material construction : S 355 grade as per BS-EN10 025 Base dia. and top diameter (A/F) : Top : 150 mm, Bottom : 410 mm Plate thickness : Top : 3 mm, Bottom : 4 mm, Cross section of Mast : 20 side polygon. Standard for of galvanisation : As per BS EN ISO 1461 Size of opening and door at base : 1200 x 250 mm Diameter of base plate : 570 mm Thickness of base plate : 25 mm Lightning protection finial : G.I single spike Max.wind speed : 44m/s as per IS : 875 (Part - III) Number of foundation bolts : 08 nos. PCD of foundation bolts : 490 mm Type / diameter / length of foundation bolts : TS 600 / 30 mm dia / 850 mm long

LUMINAIRES CARRIAGE Material of construction : 50 NB ERW Class B - M. S. Pipe Diameter of carriage ring (mm) : 535 mm (ID) Construction : 6 Arm, Welded, 2 sections Load carrying capacity : 12 Luminaire TRAILING CABLE Conductor : Copper, 5 core, 4 sq mm Insulation : PVC Flexible No. of circuits per mast : One no cable per mast WINCH / POWER TOOL Type / SWL of winch : Double drum, SWL 750 Kg Method of operation : Integral Motor Motor capacity : 1 HP No of speeds : 6 Pole, Single speed STAINLESS STEEL WIRE ROPE Grade / construction : AISI 316, 7/19 construction Number of ropes : Two continuous Diameter (mm) : 6 mm Breaking load capacity : 2350 kg x 2 LUMINARIES LED flood light 350W LED : 12 Nos Double dome aviation obstruction lihgt : 01 Nos

FEEDER PILLAR Type : Outdoor type Incomer : 32A TPN MCB Timer : Single dial time switch Contactor : 25A TP for automatic switching of luminaries Power tool control : with 2 No 9A contactors and raise lower push button Terminals : 35 Sqmm incoming 16 & 2.5 Sqmm outgoing

M&L for earthing complete with steel earth plate eletrode 60cm x 60cm x 6mm thick buried dirctly in ground vertically (earth pit not less than 2.25 mtr below ground level) with top edge of plate not less than 1.5 mtr below ground level connected to GI earth strip 25x4mm by means of bolts. nuts,check nuts and washers etc including protection pipe 15mm dia up to 7.5m length, provision the earth lead to earth connection in ther main distribution box with lugs and GI nuts, bolts, earthing shall be done all as per shown electrical plate No 5 of SSR part 1 Including neccessary excavation disintergrated hard rock filling earth of 15 mm thick and privision of earth pit provision of 20mm dia eith funel PCC earth chamber 100mm thick precast RCC cover with suitable precast RCC frame and earth test point and testing in presence of Engr-in-Charge.

Supply, Laying, joining & testing LT XLPE Insulated & sheathed armoured electric cables with multistranded aluminium conductor cable 1100 volts grade, laid in trenches/ ducts or fixed to poles/walls or laid under roads/paths/drains/ culverts duly encased in galvanised steel pipe of suitable sizes including cable gland of suitable sizes & aluminium lugs for connection for cross- sectional area 10 Sq mm 4 Core complete all as specified and directed.

Supply, Laying, joining & testing LT XLPE Insulated & sheathed armoured electric cables with multistranded aluminium conductor cable 1100 volts grade, laid in trenches/ ducts or fixed to poles/walls or laid under roads/paths/drains/ culverts duly encased in galvanised steel pipe of suitable sizes including cable gland of suitable sizes & aluminium lugs for connection for cross- sectional area 10 Sq mm 2 Core complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m width and not exc 1.5m in depth getting out in hard/dense soil.

Excavation in trenches exceeding 1.5 m width and exc 1.5m in depth getting out in hard/dense soil.

Excavation in trenches not exceeding 1.5 m width and not exc 1.5m in depth getting out soft/disintegrated rock.

Excavation in trenches exceeding 1.5 m width and exc 1.5m in depth getting out soft/disintegrated rock.

M/L for fine river sand for cushioning with layers of sand 8 cm before laying of cable & 15 cm after laying of cable (total 23 cm) in trenches, duly punning to a thickness of 18 cm for cable protection complete all as directed and specified.

Supply and lay PCC cable cover class LV, type 1, flat size 250mmx150mmx40mm with ISI mark.

Returning filling in including spreading levelling watering and well ramming in layers not exceeding 25 cm in thick using excavated hard/dense soil.

Returning filling in including spreading levelling watering and well ramming in layers not exceeding 25 cm in thick using excavated soft disintegrated rock

Removal of surplus soil to a distance not exceeding 50 m and depositing where directed by Engr-in-charge.

Supply and laying GI tubing laid in trenches for GI tubing 80 mm dia light grade for protection of UG cable complete all as specified and directed by Engr-in-charge.

Supply and lay High density poly-ethylene pipes ( HDPE) of bore of pipe in 32 mm pressure rating 6kgf/sqcm confirm to IS 14930 ( pt-ii) and having IP 67 level of protection.Make : Finolex/Supreme/Tirupati

M & L Cement concrete in foundations, filling and mass concrete type D2 1:4:8 (40mm graded aggregate) complete.

M & L Reinforced cement concrete (nominal mix) in Foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete Type B1 1:2:4 (20 mm graded aggregate) complete.

M & L for Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter complete

M & L for Formwork to sides of pillars, posts, struts, piers, columns and stanchions complete

M & L for Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips

M & L for Mild steel TMT bars 8mm dia, cut to length, bent to shape required, including cranking, bending spirally for stirrups, spacers and binders including mild steel wire (annealed) not less than 0.9mm dia or securing with clips

Supply and Erection of 30W Solar All in one street light. Having ligHt source 30W with Solar Panel 60W(MONO) with PIR sensor, panel having IP65. Dimension 1120x305x140mm.Lum/watt - 120lm/W Full load working 3600lm. Less load working 1188lm. Having visual angle 120 degree. Color temperature 6000k -6500K. full power working time > or = 10 hrs. saving mode > or = 48hrs. charging temperature 0℃ ~+60℃ . discharging temperature 20℃ ~+60℃. storage temperature 0℃ ~+45℃ . LED lamp life 50000hrs, battery (lifePo4) 12.8V 24ah. CC. EFF% - 90-96% . CRI >80%. pipe dia 40-100mm. with hybrid switch. Make Bajaj /Havells/Crompton

Supply and Erection of 5M Octagonal Pole with Top Dia.70mm,Bottom Dia. 130mm having thickness 3mm with baseplate dimensions 200X200X12mm alongwith J type foundation bolts 450XM16 with inbuilt junction box incl mcb and connectors complete all as specified and directed by Eng-in-charge. Make:- Bajaj/Havells

Excavation in post holes (or similar holes) each n exc 0.5 cu. M, getting out soft/ disintegrated rock , returning filling in and ramming earth or broken rubble mixed with earth around , in layers not exceeding 25cm, watering , and removing surplus soil to a distance n exc 50 m and making good surace. but, depth beyond 1m for pole.

M & L RCC (design mix) M20 using 20 mm graded stone aggregate in Foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete complete all as directed.

M & L Formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams,sides and soffits (if any) offoundation and plinth beams;and similar work; vertical or to batter in rock finsihed flat surface of concrete

S & F TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips.

Prabha Electricals and Communications

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