tender for special repair to street light ( 36 nos ) at or qtrs area behind gurudwara at arty centre under ge nrc.; 1 supply and fixing in replacement of solar led security light of capacity 50 watt, integrated all in one type inbuilt solar charge controller, solar pv module, life po4 battery and mounting clamps as a ready installation having following specifications:-- sec / mnre tested approved pv panel and battery.- operating voltage : 12.8v dc.- battery type: 12.8v 30 ah lithium ferro phosphate ( li-fepo4 ) bis certified.- system wattage 12.8 v, 50 watt led luminaire integrated with street light made of aluminium extrusion and crca powder coated sheet with inbuilt charge controller.- lumen efficacy : not less than 120 lm / watt.- cct : 4000k - 4500k.- cri : polycarbonate lenses led.- pv module : mono-crystalline 100wp pv module under stc equivalent mnre / sec tested.- mounting bracket : included.- dimming level : pir motion sensor based dimming - 100% once motion detected and rest time operate at 30 % load.- pir motion sensor : inbuilt.-duty cycle : after dusk on 12 hrs / day as per dimming level.- automony : 1 day as per duty cycle per day at battery full charge stc condition.- protection : overcharge, deep discharge, reverse polarity, overload. note:- contractor has submit the product warranty period of 2 years. 2 supply and errect in true vertical in replacement ofprestressed concrete poles of 9 mtr long having 102mm x 152mm at top and 102mm x 289mm at bottom, class 10 and painting with two coat of black and white paint for the portion 1.2 mtr from ground level complete including pole no on red colour over yellow paint all as specified and as directed by engineer -in-charge. 3 excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying cables & poles etc and getting out in soft / loose soil complete all as specified and as directed by the engineer - in - charge. 4 all as per item no 03 above but more than 1.5 mtr and upto 2 mtr. 5 returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and as directed by the engineer - in - charge. 6 removal of excavated material [ soil ] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed by the engineer - in - charge. 7 dismantling of old steel pole / struts any type and size including demolition of concrete, foundation, necessary excavation and earth work and transportation etc. 8 demolition of pcc of any description above / below ground level exceeding 15cm complete all as specified and directed by engr-in-charge. 9 m&lfor pcc 1:4:8 type d2 using40mm graded aggregatefor pole / struts foundation etc allasspecified and directed. 10 m&lforpcc 1:2:4 type c1 using 20mmgradedaggregateforcoping includingnecessaryform workandfair finishingofexposedsurface of concrete allasspecified and directed. 11 note : - amount of schedule of credit rs.13, 860.00 will be deducted from total amount of boq.