Tender For Installation Of Mini Mast Light, Thikodi-Kerala

Tender For Installation Of Mini Mast Light Type/ diameter/ length of foundation bolts TS 600/16 mm dia 600 mm long Maximum wind speed HEAD FRAME ASSEMBLY The design of lighting system shall be suitable for wind velocity as per IS: 875 (Part-III) 2 point suspension system with steel wire rope 5/6 mm dia (AISI 316, 7/19 construction) and double drum winching system (Integral Motor/ Manual) arrangement conforming to IS with galvanised lantern carriage suitable for accommodating flood light luminaries symmetrically and its control gear box and lightning spike. The mast shall have an integral 3 phase operation power tool motor installed inside the base compartment for its operation ELECTRICAL Supply and erection control box consists of: Energy meter, 32A, TPN, 25A, TPMCB, 25A 4P 30mA RCCB, single dial 24 hour timer with charging facility and contractor for automatic operation, and suitable size connection cable from control panel to flood light fittings. It shall also consists of suitable control for power tool single/ three phase motor and giving connection. There should be provisions for selective switching using dual control. LUMINAIRE LED Flood light luminaire with IP 66 Protection IP 66 or above class protection for the housing and the Luminaire housing component to be aluminium alloy with light output greater than 100 lumen per watt RoHS complaint power factor and total harmonic distortion should comply with applicable) BIS IEC standards at full load, internal surge protection up to 8 KV. The entire light fitting should have a warranty of 3 years. Supply of 4/6/8 numbers of LED Field light luminaries type 40 watts/ 70 watts/ 80 watts/ 100) watts LED ERECTION a) Erection and commissioning of the above high mast with the help of crane derrick and other suitable equipment and wiring of luminaries with wiring materials. b) Supply, erection, testing and commissioning of suitable LED aviation obstruction light Height of mast 8M (Suitable for junctions having diameter less than 16 meter) Number of Sections Material construction One or Two As per BS-EN 10 025 The mast shall be made of MS structure continuously tapered having polygonal cross section and single longitudusal welding. The welding will be done as per BS 51355/15 9595. No circumpherencial welding shall be allowed in the pole shaft Base and top diameter (A/F) Top 100 mm (min.) Bottons: 360 mm (min.) Plate thickness Not less than 3 mm Cross section of Mast 8/12 side regular continuously tapered polygonal Metal protection treatment of fabricated mast section Hot dip galvanization through single dipping process Thickness of galvanizations 65/85 Microns as per applicable BIS code Size of opening and door at base 1200 x 250 mm The door shall be provided at approximate 600mm height from pole base The door shall be aesthetically designed with pole external surface and, shall provide easy access for electrical connections at a maintainable height FOUNDATION Providing and laying in position M-20 reinforced cement concrete foundation of size 550mm x 550mm x 2000mm including excavation of earth, providing cutting, bending and placing in position, reinforcement of cold twisted bare of 12 mm dia- 1500mm long (approx)-08 nos and reinforcement ring of cold twisted bar of 8mm dia @ 150mm spacing centre to centre (approx.) as required with positioning of foundation bolts as shown in the item given below and providing 63mm PVC pipe of ustable length for cable entry & exit as required. (According to site conditions of selected locations, the design of foundation may be changed) Diameter of base plate Thickness of base plate Number af foundation bolts 340 mm (min.) 25/32 mm (min.) PCD of foundation bolts 445 mm 4/6 nos (as per manufactures design)

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