PROVISION OF HIGH MAST LIGHT FOR NWC AT INS MANDOVI UNDER GE(P) NAVY MANDOVI

Amount

Supply & installation of 16M high mast shaft in two section suitbale for 55 m/sec wind speed along with head frame, luminiaries carriage suitable for 08 luminiaries in symmetrical arrangement and other accessories manufactured in factory with raising lowering system comprising of double drum winch, 5mm diameter SS wire rope, trailing cable, connector, integral power tool motor, manual handle, junction box, lightining finial, wiring material from JB to individual luminiare & MCB in base compartment are a part of installation, foundation bolts manufactured from special steel along with nuts, washers, anchor plate and common template and outdoor stand mounted feeder pillar with 32A TPN MCB incomer, single dial time switch, 25A TP contactor for the automatic switching of luminiaries, power tool control with 2 No 9A contactors and raise lower push button, incoming 35 sq.mm and outgoing 16 & 2.5 sq.mm terminals as specified here-in-after complete all as specified and directed. Note: Quoted rate shall be deemed to be inclusive of necessary formwork, RFR, removal of surplus earth, external finishes and other unforeseen items all as directed by Engr-in-Charge.

HIGH MAST SYSTEM 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 : As 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 : 44m/s as per IS 875 (Part III) Number of foundation bolts : 12 Nos PCD of foundation bolts : 590 mm Type / diameter / length of foundation bolts : TS 600/30mm dia/ 850 mm long

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 TMT Bars 4 at corners 4 at centres of pedastal col as main bar with 600mm long craking at bottom over matt bars 7. 16 Nos 12mm dia TMT main bars (4 Nos each at 4 side with 600mm long cranking at bottom over matt bars. 8. 10mm dia 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. Foundaiton bolt min clearance 150mm above pedestal col to rest high mast base plate 25mm thick over the bolts. Galvanished nuts 01 number at bottom of base plate 2 Nos at top of base plate.

LUMINAIRES CARRIAGE Material of construction : 50 NB ERW Class B-M.S Pipe Diameter of carriage ring (mm) : 535 mm (ID) Construction : 06 Arm, Welded, 2 Sections Load carrying capacity : 08 Luminaire

TRAILING CABLE Conductor : Copper, 5 core, 2.5 Sqmm Insulation : EPR insulated PCP scheathed 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 Limitor ; 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

M & L for providing LT UG XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, heavy duty electric power cables of 3.5 core 35 Sqmm sizes, with multistranded aluminium conductor, 1100 volts grade, confirming to IS 7098 Part-1 1988, including centre glands, lugs, jointing materials etc, laid in trenches and connecting with LT panel / MCCB / busbar box etc, testing and commissioning complete all as specified and directed. Note: Excavation, PCC, covers and cushions shall be measured and paid separately under relevant items of this schedule

Excavating in trenches, not exceeding 1.5 m wide and n exc 1.5 m in depth and getting out in soft disintegrated rock for laying and taking down UG cable complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick using excavated soft disintegrated rock complete all as specified and directed.

Removing excavated material to a distance n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

Supply and laying fine dry river sand to entire width of trench as cable cushion in trenches complete all as specified and directed.

Supplying and laying un-reinforced precast concrete cable cover for cable protection, class LV, type I, flat, size 250mm x 150mm x 40mm, ISI marked complete all as specified and directed.

Supply and laying 80mm dia bore light grade GI tubing in trenches/on pole/road crossing for cable protection complete all as specified and directed.

M & L for providing cement concrete 1:3:6 type C2 using 40mm graded aggregate as in foundations, filling and mass concrete complete all as specified and directed.

S & F MCCB 4 pole 63 Amp, 415 volt for 3 phase 50 Hz, 16 kA breaking capacity, complete all as specified and directed. Make: HPL Model No TA160DX063AC4P or any other equivalent make as specified in List of Manufacturers.

S & F MCCB 4 pole 50 Amp, 415 volt for 3 phase 50 Hz, 16 kA breaking capacity, complete all as specified and directed. Make: HPL Model No TA160DX050AC3P or any other equivalent make as specified in List of Manufacturers.

S & F MCCB 3 pole 16 Amp, 415 volt for 3 phase 50 Hz, 16 kA breaking capacity, complete all as specified and directed. Make: HPL Model No TA160DX020AC3P or any other equivalent make as specified in List of Manufacturers.

M & L for earthing complete with steel earth plate electrode 60cm x 60cm x 6.3 mm thick buried directly 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 wire 4mm dia by means of bolts, nuts, check nuts and washers etc including 15mm dia protection pipe upto 7.5m length, connecting the earth lead to earth connection in the main distribution box with lugs and GI nuts, bolts etc as shown on electrical plate No 3 of SSR part 1 including neccessary excavation in disintergrated hard rock, filling earth upto 15 mm thick and providing earth pit, 20mm dia GI funnel, PCC earth chamber, 100mm thick precast RCC cover with suitable precast RCC frame and earth test point and testing including taking out old earthing complete all as specified and directed. Note:- On testing after completion if the desired earth resistance is not obtained, earthing shall be redone at no extra cost.

S & F LED flood light fitting, 200 watt, IP 66, energy saving, environement friendly, innovative die cast aluminium body flood light with highly efficient LEDs as light source, suitable for highlighting architectural features and connecting with existing supply including all accesories for fixing on pole/ wall complete as specified and directed. Make: Havells Model No. JETAVALOURFL200WLED757MODWBLTG or any other equivalent make as specified in List of Manufacturers.

Supplying, installing, testing and commissioning of aviation obstruction light fitting, 01 fitting per high mast, with red painted housing, red coloured polycarbonate dome and accessories complete all as specified and directed. Make : Bajaj Model No. BGAV302LED or any other equivalent make as specified in List of Manufacturers.

M & L for providing rigid PVC conduits, 25 mm dia including fittings, black, for industrial use complete all as specified and directed.

S & F copper wire 1.5 sqmm single core in suitable colour coded for phase, neutral and earth wire complete all as specified and directed.

DURGAI ELECTRICALS

BRO TECH ELECTRICAL & ENGINEERING SOLUTION

Shree Ayyappa Engineering

Ramesh Enterprises

INDIAN AIR CONDITIONING SERVICES

NATIONAL ENGINEERING CORPORATION