bids are invited for procurement of comd post total quantity : 10; 1 ismb 150 (rsj 150x75mm)(wt 15.00 kg/rm), 3.96 mtr long for comd post area confirming to is 808-1973 including one coat on red oxide primer. no 1 2 ismb 150 (rsj 150x75mm)(wt 15.00 kg/rm), 4.50 mtr long for living area confirming to is 808-1973 including one coat on red oxide primer. nos 3 3 ismb 150 (rsj 150x75mm)(wt 15.00 kg/rm), 4.90 mtr long for comd post area confirming to is 808-1973. including one coat on red oxide primer no 1 4 ismb 150 (rsj 150x75mm)(wt 15.00 kg/rm), 5.80 mtr long for comd post area confirming to is 808-1973. including one coat on red oxide primer nos 2 5 prefeb welded door /window/ loop hole lintel made out of 02 nos ismc 200x75mm (weight @ 22.30 kgs/rm), of 1500mm length will be provided over door/window/loop hole, including jointing the two channel with proper nuts & bots system and including welding work complete as directed by buyer. including one coat on red oxide primer. steel shall conform to is-800. nos 6 6 prefeb welded door /window/ loop hole lintel made out of 02 nos ismc 200x75mm (weight @ 22.30 kgs/rm), of 1700mm length will be provided over door/window/loop hole, including jointing the two channel with proper nuts & bots system and including welding work complete as directed by buyer including one coat on red oxide primer. steel shall conform to is-800. nos 2 7 steel roofing trough (srt) of size 1630mm x 613mm x 180mm made out of 2mm thick hot rolled carbon steel conforming to is 5986 ee-330 complete with set of 14 nos ms hexagonal nuts, bolts and washers 12mm dia 40mm long and a spanner ojde of size 20-22 per 10 nos of srt. weight of each srt shall not be less than 24 kgs. srt shall be painted with two coats of synthetic enamel paint (og colour) over a coat of red oxide primer. nos 60 8 load bearing concrete pcc solid blocks of size 400mm x 200 mm x 200 mm using plain cement concrete 1:3:6 type c1 (16mm graded stone aggregate) solid block shall be sound, free from cracks, broken edges, honey combing and other defects that would interfere with the proper placing of blocks or impair the strength or performance of construction and have a compressive strength of m15. nos 2602