Haridwar Roorkee Development Authority Tender

Design, fabricate, supply and installation at site of minimum 35 Mtr. height High Mast pole hot dip galvanized 20 side polygonal High Mast head fram suitable for 50 M/sec and suitable to install minimum 26 no. of LED fixtures in asymmetrical arrangement complete with accessories as required to achieve required illumination level and other technical parameters mentioned in design basis.High mast should have proper mast structure foundation accessories, lightning arrester (with 16x1200 mm spike), LED aviation lighting etc as required. The 35 meter high mast shall be delivered either in Three or maximum four sections, and shall be joined together by slip stressed-fit method at site. Entire fabricated mast shall be hot dip galvanized, internally and externally as per BS EN ISO 1461 having a uniform thickness of 85 microns. It shall also include accessories for high mast including head frame arrangement suitable for mounting 26 luminaries. Suitable head frame as per the design for the required illumination across the designed illumination beam to be designed, fabricated and fixed over the structure. Mast top dia 350mm, The dia meter of base plate should not be 1020mm and thickness of base plate 30mm. PCD of mast should be 920mm suitable for 20 nos 39mm dia bolt 1200 mm long, foundation concrete M25, bolt and 30mm thick anchor plate. This job includes designing and providing required RCC foundation with accessories like foundation bolt etc. the as per the technical data sheet in the tender document. Necessary erection support such as crane, tools tackles, manpower etc. as required will be provided by the bidder. The agency has to consider soil bearing, wind speed, designing the High Mast structures and foundation is to be submitted and the design needs to be checked. In HM saftey wire and lock.

SITC of high-quality integrated LED Flood Lights with a typical system wattage of 1000 W with a nominal system efficacy 120Lm/W. Luminaire should have CCT of 5700K with SDCM 5 and CRI 80 with different beam angle. The housing should be of non-corrosive high pressure die-cast aluminum to stand with extreme environments, having corrosion resistant powder coating with lifetime of 50K hours@L70. The Ingress protection should be minimum IP66 with IK rating of 07. The luminaire should have a 10 KV /5 KA SPD in the luminaire, with PF 0.95 & THD10%. The SPD should comply to IEC 61643. The luminaries should be designed with optimum heat exchanger and fins in order to ensure optimum thermal dissiaption. The Drivers should be a potted driver and with aluminium casing and mounted inside the luminaire.

SITC of motorized climbing mechanism ie manrider unit for accessing the head frame for repair /maintenance purpose like free fall arrester /overload protection etc. the unit shall be suitable for safe load carrying capacity of 300kg with clip speed not exceeding 1 mtr/min The unit shall be of galvanized steel construction with twin cage arrangement along with spring loaded wheels encasing the mast shaft for proper balancing and avoid swaging of cage while climbing suitabley rated motor and double drum winch shall be installed in the base of high mast.