Name of Work: Design, Engineering, Supply, installation, testing and commissioning of 05 Nos High Mast work at R&R colony of Amelia Coal Mine Project at village Pachaur, Distt. Singrauli.
Sl. No.
Item Description
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Providing and erection on existing foundation 20 meter high mast lighting system suitable to install 400 w LED flood light and control gear with integral power tool, weight 450 kg. comprising of 2 sections of hot dipped galvanized materials as per BS EN ISO 1461 thickness 3 mm & 4mm, dia 150mm & 360mm for top and bottom respectively, stress fitting arrangement on site with 500mm overlap dynamic loading to withstand max wind pressure as per -IS 875 part III, parameters for structural & foundation design must be taken from wind tunnel test. Lightning protection of GI singlespike 1200mm at top and at base inside compartment having double internal lock with adequate size of MCB erected on PVC board complete with base plate of 25mm thick 520mm dia. and foundation bolts having 8 nos. bolts of 24mm dia 750 mm long (EN.8 grade) anchor plate and with all complete accessories.(1) Lantern carriage of 50 NB ERW class-B, MS pipe covered with PVC sleeve suitable to carry 500kg. load (2) Trailing copper cable 5x4.0 sq.mm, PVC insulated PVC sheathed (From base compartment to top junction box)(3) Double drum 350Kg Winch having gear 53:1, oil bath (SAE90/140) arrangement(4) 2 nos. stainless steel wire ropes 6 mm dia (7/19) breaking load capacity 2350 kg. x 2(5) Integral power tool 3-phase, 1HP motor 2m/min single speed .torque limiter upto 500 kg adjustable(6) 2 Nos. LED\"s for aviation light(twin dome type)(7) Feeder pillar fabricated out of 14 SWG CRCA sheet and comprise of incoming MCB 63 A TPN switch, HRC fuses, single dial timer, suitable size of contactors for lighting and power tool, 2 nos. outgoing, reversing switch for motor(8) Foundation drawing, test certificate and guarantee certificate shall be provided by manufacturer. (without fixture and lamp)
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400 W LED Flood light (8Nos on Each high mast)
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4X10 Sqmm Aluminium Armoured Cable XLPE insulated
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Laying of one no. XLPE power cable of 1.1 KV grade direct in ground including excavation, sand cushioning,protective covering and refilling the trench etc. as required (upto 35 sqmm.)
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Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed /XLPE aluminium conductor cable of 1.1KV grade as required. (4X10Sqmm) 25mm
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Microprocessor based MCCB 100 amp(4 pole)
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MCCB panel board \"F\" Frame FP
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4X1.5 Sqmm PVC Copper Cable XLPE insulated
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2X1.5 Sqmm PVC Copper Cable XLPE insulated
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Designing & casting of open raft shallow footing foundation with M-20 cement concrete suitable for 20meter high mast considering the safe soil bearing capacity at site as 10 T/sqm at 2meter depth including excavation, foundation nut bolts in an approved manner as per manufacturer drawing or engineer-in charge
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Earthing with copper earth plate 600mmX600mmX3mm thick including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 mt. long etc with charcoal /coke and salt as required.
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Note: 1. GST will be charged extra as applicable. 2. Erection charges are deemed to be inclusive in the above rates.
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