replacement, fitting and fixing of 45watt and 90watt led street light in existing poles at different locations under haldia municipality area.-supplying & delivery of 45 w led street light, aesthetically designed road way luminaire with excellent thermal management, pressure die cast aluminum housing ip66, luminaire with high power led, chip make: cree/nichia/lumileds/osram/ seoul make: phillips, havells, crompton; conforming to technical specification and latest accreditation. lm-79 and lm-80 report to be provided conforming to latest nabl accreditation. driver of led light to be potted and bis approved led should be warrantee for 5 years.**) required lux level for 45 watt led street light*)traverse uniformity factor = minimum / maximum illumination level should be: more than >0.33*)uniformity factor = minimum / average illumination level should be: more than > 0.50*)average illumination level: more than >15 lux average*)design must be made through dialux software. all files of the generated output must be submitted in soft copy as well as hard copy. ies file of the specified light product must be submitted in soft copy for verification purpose. any error or overwriting shall not be acceptable.*)the illumination measurement shall be done 9-point measurement grid basis.*)the led street light system should meet the following specifications:.name of the led chip manufacturer- osram.led chip model name - oslon square.light output (lumens) - 5850 lm.luminous efficiency (lumen/w) - 130 lm/w.correlated colour temperature - 6500 k.cri >70.driver manufacturer name and model no -philips 45w (model: brp331 led54 cw r5n pc psu s1) or equivalent.driver current - 700 ma.expected lifetime of the led driver - 5 year.voltage range - 220-240v ac.amperage range or rating - 0.20.frequency range - 50hz.power factor >0.95.system lumen >5850lm cw.ability to operate under conditions of unpredictable voltage variations - spd.impact resistance ik 7 2 supplying and delivery of 90 w led fittings, new generation energy saving & environmental friendly long life versatile pressure die cast aluminum housing ip66, road way luminaire with high power led as light source, chip make: cree/nichia/ lumileds/osram/ seoul make: phillips, havells, crompton; conforming to technical specification and latest accreditation. lm-79 and lm-80 report to be provided conforming to latest nabl accreditation. driver of led light to be potted and bis approved led should be warrantee for 5 years.**) required lux level for 90 watt led street light*)traverse uniformity factor = minimum / maximum illumination level should be: more than >0.33*)uniformity factor = minimum / average illumination level should be: more than > 0.50*)average illumination level: more than >15 lux average*)design must be made through dialux software. all files of the generated output must be submitted in soft copy as well as hard copy. ies file of the specified light product must be submitted in soft copy for verification purpose. any error or overwriting shall not be acceptable.*)the illumination measurement shall be done 9-point measurement grid basis.*)the led street light system should meet the following specifications:.name of the led chip manufacturer- osram.led chip model name - oslon square.light output (lumens) - 12600 lm.luminous efficiency (lumen/w) - 140 lm/w.correlated colour temperature - 6500 k.cri >70.driver manufacturer name and model no -philips 90w (model: brp502 led126 r5c psu s1 spd) or equivalent.driver current - 700 ma.expected lifetime of the led driver - 5 year.voltage range - 220-240v ac.amperage range or rating - 0.39.frequency range - 50hz.power factor >0.95.system lumen >12600 lm cw.ability to operate under conditions of unpredictable voltage variations - spd.impact resistance ik 10 3 removing of luminaries with lamp from pole/ column and keeping them ready for dispatch as per the direction of eic; hpmv/hpsv luminaries / mh/ led street light fittings 4 hoisting, fixing and commisioning of luminaries incl making necessary connections and earthing attachments of led fittings of any wattage 5 add : gst @18% (eighteen percent) 6 add : labour welfare cess @ 1 % (one percent) i.e. total amount including gst