Name of Work: Supplying and Installation of 25 Mtr High mast pole at Singhpura campus under SHQ BSF Baramulla.
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Item Description
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SITCof 25 Mtrs High mast with the help of suitable equipment and assembly of operating system with the help of crane/hydra on the M25 grade concrete foundation of highmast considering the safe soil bearing capacity at site as 10 T/sqmtr at 2 metre depth with all materials and labour (As per drawing provided by manufacturer, before construction of foundation drawing should be approved by Engg-In-Charge). Mast shaft shall be in two sections, hot dip galvanised and suitable for wind velocity of 50 Mtr/Second, along with head frame luminairs carriage suitable for 12 luminairs in symmetrical arrangement , with suitable earthing as required,have following specification and should be Nezone NZHM 25/Bajaj/Utkarsh or equivalent make. 1. No. of Sections : Three Section. 2. Thickness of material : 3mm to 5mm section wise. 3. Base & Top Diameter(A/F) Top Dia I : 150 mm,Bottom Dia II : 540 mm. 4.Size of opening door at base :1200 x 300 mm. 5. Size of anchor plate and thickness : Dia. 730 mm x 6 mm. 6 .Thickness of base plate : 30 mm. 7.Weight of mast including base plate , door, head frame :1910 Kg approx
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Raising & Lowering of lantern carriage. It Shall have double drum winch, 6mm dia stainless steel wire rope, trailing cable, FLP motor along with integral power tool for the raising and lowering of lantern, have both manual and motorised operation provision with lihgting finnal and have following specification. 1. LANTERN CARRIAGEa) Material of construction d) Load carrying capacit : 60 OD ERW class M – M.S. Pipe (2 halves Sections) .b) Diameter of carriage ring (mm) : Ø 800 mm OD. c) Load carrying capacity : 750 Kg. 2. WINCH & MOTORa) Number of drums per winch : Double Drum / 750 Kg. d) Capacity : 750 Kg. c) Operating speed : Single Speed, Reversible. d) Method of operation : Integral motor, 1.5/ 2HP, 3 Ph., 415 V AC +/- 10 %, 50 Hz. 3. STAINLESS STEEL WIRE ROPE a) Grade : SS 316 B)Number of ropes : 3 parallel run c) Material and Construction: 7/19. d) Diameter(mm) : 6mm4. HIGH MAST TRAILING CABLEa) Type : Trailing Cableb) Conductor size and insulation : 4 Sqmm copper conductor, EPR insulated metal c) Current carrying capacity : 30 Amps d) No of cores : 5 Core e) No of circuits : Two
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Supplying & fixing of foundation bolts manufactured from special steel along with nuts, washers, anchor plate and common template. Size- M30 x 12 nos, 850 MM long, Anchore & Template Plate PCD- 640 mm (12 Hole).
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S.I.T.C offeeder pillar box with IP-65 made of 14 SWG CRCA sheet metal(850 mm X500mm X 400mm), dust, vermin proof for outdoor use for automatically switching’ ON/OFF of luminaries & operation of winch motor. The control panel comprises the following: 63 Amps, 4 Pole MCCB for incomer power32Amps TPN fuse switch unit as isolator for motor32 Amps triple pole AC 3 duty power contactor for lighting circuit, coil Voltage: 230VACStart/Stop push button for locally switching ON/OFF the luminaries – 1 set. NS type fuses carrier and base for control circuit. Automatic lighting Switch with digital time switch of rail mounting suitable for astronomical calculations of sun rise and sun set by setting date, time and positions of longitude and latitude, asrto time –switch, 230V AC, 50HZ2 Nos hoisting duty contactor for forward and reversing operation of motor along with Push buttons, LED indication lamps, other requisite switchgears for motor operation.
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