SPECIAL REPAIRS TO LIGHTING SYSTEM IN COMMON AREA AT NAUSENA BAGH UNDER GE NAVY PORBANDAR

Amount

Supply & installation & testing commissioning 16 Mtr high mast shaft in two sections suitable for 55 m/sec wind speed as per IS: 875 part-III, with head frame, winch mounting bracket, luminaries carriage suitable to install 8 nos Flood light luminaries and obstruction aviation lights in asymmetrical arrangement for sports ground. (Make: Bajaj or equivalent).

Height of mast : 16 Meter No. of Section : Two Material Construction : S355 Grade as per BS-EN10 025 Base dia and top diameter (A/F) : Top : 150mm Bottom : 460 mm Cross section of Mast : 20 side polygon Standard for Galvanisation : A per BS EN ISO 1461 Size of Opening and door at base : 1200 x 250 mm Diameter of base plate : 670 mm Thickness of base plate : 25 mm Lighting protection finial : GI single spike of length 1200mm Max. wind speed : 55m/s as per IS 875 (Part III) Number of foundation bolts : As per OEM design PCD of foundation bolts : 590 mm Type / diameter / length of foundation bolts : TS 600/30mm dia/ 850 mm long. Luminaire carriage : as Lightning design for Stedium lightning

FOUNDATION DETAILS 1. Excavation dimensions 2800 x 2800 x 1500mm size 2. Lean Concrete 100 mm thick ( 1: 4: 8) D2 (using 40mm graded Aggregate) 3. Matt bars 12mm dia TMT Bars @ 200C/C both ways in double layers 4. RCC (1: 1.5 : 3) 2600 X 2600 X300MM as in footing 5. RCC (1 : 1.5 : 3) 1000 X 1000 X 1400 MM (1100MM below GL and 300 mm above GL) 6. 8 Nos 16mm dia CRS TMT Bars 4 at corners 4 at centres of pedestal col as main bar with 600mm long cracking at bottom over matt bars 7. 16 Nos 12mm dia CRS TMT main bars (4 Nos each at 4 side with 600mm long cranking at bottom over matt bars. 8. 10mm dia CRS TMT bars @ 150mm C/C as Stirrups 9. 300mm dia 850mm long foundation bolts 08 Nos inserted in to 16 mm thick anchoring plate 590mm dia at bottom with pointed galvanised nut one each at bottom and top of plate. 10. Foundation bolt min clearance 150mm above pedestal col to rest high mast base plate 25mm thick over the bolts. Galvanised nuts 01 number at bottom of base plate 2 Nos at top of base plate. Note : The unit rate is inclusive of necessary formwork, RFR removal of surplus earth, external finishes and other unforeseen items all as directed by Engr - in- Charge.

LUMINAIRES CARRIAGE Material of construction : 50 NB ERW Class B-M.S Pipe Diameter of carriage ring (mm) : 535 mm (ID) Construction : As per OEM lighting design Load carrying capacity : 08 Nos asymetrical flood lights & including supply and fixing aviation light luminaire, LED type comprising of aluminium housing with polycarbonate enclosure commplete all as specified. Make : Bajaj or Equivalent TRAILING CABLE Conductor : Copper, 5 core, 4.0 Sqmm Insulation : EPR insulated PCP sheathed No.of circuits per mast : One WINCH / POWDER TOOL Type /SWL of winch : Double drum, SWL 750 Kg - SGDD Method of Operation : Integral Motor Motor Capacity : 1.0 HP ( Including suitable starter) No of Speeds : 6 Pole, Single speed Torque Limiter ; With Mechanical Tripping Facility 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

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50 sq mm 3½ core.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 sq mm 4 core.

Earthing complete with galvanised mild steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground vertically (earth pit not less than 2.25mtr deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level Galvanised earth plate connected with GI earth strip 25x4mm by means of lug, bolts, nuts, check nuts, washers of galvanised iron GI protection pipe 40mm bore light grade all as shown in elect plate No 3 of SSR part I - 2009 and connecting to main switch board / Main DB’s including excavation, earth work in any type of strata, salt and charcoal dust mixed and packed 150mm thick around GI earth plate, GI pipe medium grade 20mm nominal bore as watering pipe GI sheet funnel wire mesh, concrete pit, RCC cover 40mm thick in PCC 1:2:4 type B1 duly reinforced with CRS Bars 8mm dia at the rate of 100mm centre to centre both way with 12mm dia lifting handle and pit / chamber constructed 50 cm away from the edge in PCC 1:3:6 type C1, Angle iron 40x40x3mm frame for pit cover including testing on completion complete all as specified and directed.

S & F of 350W LED flood light , with powder coated pressure die cast aluminium housing powder coated and toughened glass clear glass fixed with SS screw, with secondary lens optics with LED having luminaire efficacy of 130 lm/W. Total of 26,000 Lums +/- 10%. Provided with built in surge protection 5kv and external surge protection of 10kv, having Ingress protection Ip66 complete all as specified and directed.

Excavation in trenches in hard /dense soil not exceeding 1.5 mtr deep and not exceeding 1.5 mtr wide for laying of cables, RCC poles/stays and struts etc and getting out including trimming sides and forming bottom surface all as specified and directed 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 at site

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

S& F in replacement of laying of Double Walled Corrugated (DWC) HDPE pipe 63/50 mm outer/inner dia size of conforming to IS 16205 Part -24 including necessary bends,coupling ,tees, reducers, spacers,end caps, rubber rings etc having pressure rating not less than 450 N through trenches/wall/floor/on pole in any type of soil for protection of electric cable complete all as directed by Engr-In Charge.

RAJ ENTERPRISE

Sukhi Electricals

K K Construction Co

Ravi enterprise

BABBAR ENGINEERS

Commercial Electric Co.

shree chamunda enterprise