SPECIAL REPAIR TO ROOF OF BUILDINGS PERIYAR, CHALIYAR, VARUNA, VIZHINJAM, KAVARATHI NEYYAR AT CGRA RAMESWARAM, KOCHI

Amount

Taking down/dismantling of existing roof treatment completely from roof and terrace of any description and removing debris/rubbish off the premises outside MD land and roughening surface of old concrete roof by picking, sweeping, clean and wash down with water to remove dust etc on fourth floor sloped roof complete all as directed.

Material and Labour for brushing with neat cement slurry at the rate of 3 Kilogram per Square metre complete all as specified and as directed.

Material and Labour for rendering 10mm thick on fair faces of concrete work in CM 1:3 mixed with integral water proofing compound @ 3% by weight of cement or as per manufacturers instruction, surface finished even & smooth without using extra cement including curing the plastered surface complete all as specified and directed. NOTE: Water proofing compound shall be measured and paid separately.

Supply only integral water proofing compound complete all as specified and as directed.

Material and labour for applying oil based bitumen primer conforming to IS 3384-1986 at 0.20 kg/Sqm on prepared surface and applying of one coat of blown grade hot bitumen 85/25 conforming to IS 702 @ 1.20 kg / sqm and applying roof treatment with APP modified waterproofing membrane weighing not less than 4kg/sqm, reinforced with non woven polyster matt weighing not less than 160 gm/sqm having softening point not less than 140 degree centigrade, longitudinal tensile strength not less than 650N/Sqm cm, tearing strength of 180N(Minimum), applied by torch-on application including minimum 10 cm over lap and 15 cm end lap and applying of one coat of blown grade hot bitumen 85/25 conforming to IS 702 @ 1.20 kg / sqm over the membrane and then applying solar reflective bituminous aluminium paint for thermal insulation @ 0.10 kg/sqm complete all as specified and directed. NOTE: (i) The roof treatment work shall be carried out on four storied sloped roof. (ii) All necessary safety measures shall be ensured by the contractor during execution of work at site and quoted rate shall be deemed to be inclusive of the same.

Taking down/dismantling of existing roof treatment completely from roof and terrace of any description and removing debris/rubbish off the premiseoutside MD land and roughening surface of old concrete roof by picking, sweeping, clean and wash down with water to remove dust etc on nineth floor sloped roof complete all as directed.

Material and Labour for brushing with neat cement slurry at the rate of 3 Kilogram per Square metre on nineth floor sloped roof complete all as specified and as directed.

Material and Labour for rendering 10mm thick on fair faces of concrete work in CM 1:3 mixed with integral water proofing compound @ 3% by weight of cement or as per manufacturers instruction, surface finished even & smoth without using extra cement including curing the plastered surface on nineth floor sloped roof complete all as directed. NOTE: Water proofing compound shall be measured and paid separately.

Material and labour for applying oil based bitumen primer conforming to IS 3384-1986 at 0.20 kg/Sqm on prepared surface and applying of one coat of blown grade hot bitumen 85/25 conforming to IS 702 @ 1.20 kg / sqm and applying roof treatment with APP modified waterproofing membrane weighing not less than 4kg/sqm, reinforced with non woven polyster matt weighing not less than 160 gm/sqm having softening point not less than 140 degree centigrade, longitudinal tensile strength not less than 800N/Sqm cm, tearing strength of 180N, applied by torch-on application including minimum 15 cm side over lap and 15 cm end lap and applying of one coat of blown grade hot bitumen 85/25 conforming to IS 702 @ 1.20 kg / sqm over the membrane and then applying solar reflective bituminous aluminium paint for thermal insulation @ 0.10 kg/sqm complete all as specified and directed. NOTE: (i) The roof treatment work shall be carried out on nineth storied sloped roof. (ii) All necessary safety measures shall be ensured by the contractor during execution of work at site and quoted rate shall be deemed to be inclusive of the same.

Taking down eves gutters and rain water pipes of any size or pattern including all fittings, heads, shoe, bends, swan neck etc all as directed.

Supply and fix 110mm dia PVC pipe (SWR) single socketed in any length with rubber ring joint, fixed to wall complete all as specified and as directed.

Supply and fix 110 mm PVC (SWR) bends of any radius complete all as specified and as directed.

Supply and fix 110mm PVC (SWR) branch piece , single (single Y) equal or unequal all as specified and as directed.

Supply and fix 110mm PVC (SWR) junction , single (single T) equal or unequal all as specified and as directed.

Schedule of Credit (Minus) Rs. 750.00 NOTE: Bidder shall insert credit amount of Rs. 750.00 as rate in Green field under Col-13.

Powertech Engineers

KDR CONSTRUCTION