bids are invited for provision of items as per store list under job no 2547 --- 1 hybrid solar power plant, wind stream energy ( 1kw wind + solar system ) nos 4 construction material 1 cement 43 grade opc packed in hdpe bag each 50 kg wt conforming to is 8112-1989 ( make : birla gold / ambuja / ultratech / acc / jk / dalmia ) bag 60 2 coarse sand free from vegetation cum 32 3 coarse aggregate 20mm graded cum 2 4 coarse aggregate 40mm graded cum 8 5 hard core 40 to 63 mm graded cum 4 6 stone for rr masonary less than 6 earthing items 1 earthing plate 600x600x6mm galvanised steel suitable for gi strip fittings, drilled with two nos holes for 6 mm dia near one side nos 08 2 ci earthing pit cover of size 300x300x6mm with angle iron isa 20x20x3mm thick ms frame nos 08 3 funnel fitted with 20mm dia gi pipe 1.5m long ( make jindal / tata / kalinga ) nos 08 4 gi wire 4mm diameter ( for earthing ) rm 160 5 charcoal kgs 200 6 salt normal -- 1 solar protovoltaic module. , battery bank , vertical axis windmill. , copper cable , earthing practice total quantity : 4