supply and installation of solar lights (15 nos) at vellalore town panchayat, coimbatore- supply, erection of 8m free standing single arm bracket 8 sided octogonally continously tapered structured pole with base plate of size 300 x 300 x 12mm as per is-875 with following specification.bottom pole dia - 130mmtop pole dia - 70 mmthickness of pole - 3 mmthe pole should be hot dip galvanized confirming to besn iso1461 with thickness of 65 micron 2 cost and supply ofutl 100 (wp) class a solar photovoltaic modules / panels - crystalline silicon terrestrial utlr(poly-100 watt)application class as per cl. 3 of is/iec 61730-1 : 2004class a pv module rating (in wp)100efficiency for pv modules> 16.5%pv module manufactured inindiabis crsas per is:is 14286 (for crystalline silicon terrestrial photovoltaic (pv) modules )pv module conforming to iec 61215/is:14286 latest for crystalline silicon terrestrial 3 30 watt white led type(sr66) power output of pv module≥ 75 wp at 16.4 ±0.2 volt at stcbattery capacity≥ 12.8 v (nominal), 30 ah at stc (1 day autonomy)type of led (light source)30 watt white led typeingress protectionip65 or betterindicators on the systemprovided with 2 led indicators: a green light to indicate charging in progress and a red led to indicate deep discharge condition of the battery. the green led glow only when the battery is actually being charged.solar street light (led based) consist of white led luminaire ( led + driver) rating as per configuration along with solar pv modules and lifepo4 battery of given capacity, necessary control electronics, interconnecting wires / cables, module mounting structures, etc. to operate from dusk to dawn 4 supply of pvc insulated and sheathed 3 core 6square mm flat type copper cable conforming to is 694/1990 including cost and conveyance of all other labour and material charges to site etc., complete complying with standard specifications. 5 earth work excavation for foundation and depositing on bank with in the initial lead of 10m and a lift of 2m in hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders etc. complete. complying with std. specifications.ss 20 b 6 plain cement cement 1:4:8 mix using 40 mm iss gauge hbg metal including cost and conveyance of all materialsto the work site including all labour charges for mixing,laying,ramming,consolidation and curing etc., complete as per standard specifications. 7 supplying and errecting centering to sides and soffits including supports and struttingfor drainage sides andculvert body wall sidesusing 90cm x 60cm and b.g 10stifenedwith welded mild steel angles of size 25mm x 25mm x 3mm for boardinglaid over( silver oak joists ) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete complying with standard specification. as per tndss no: 30&86 8 cement concrete using1:2:4 mix ( one cement two sand and fouraggregates) using 20 mm iss hbg metal including cost and conveyance of all materials to work site and all labour charges for mixing, laying,consolidating and curing etc complete as per the standard specifications.as pertndss no: 28 v, vi (s2) v,vi (s5a) vii