tender for roof treatment of different types of buildings within btps township area. , taking out old damaged tarfelt from the roof , parapet etc . preparing the roof surfaces by removing all spoils , blisters , moss etc . from the working site and disposal of the same beyond the compound and cleaning the site in all respect as per direction of engineer-in- charge . , stripping off worn out plaster and raking out joints of walls , celling etc . upto any height and in any floor including removing rubbish and stacking anywhere within the compound as directed . , cutting chase upto 125 mm x 150 mm and subsequent mending of damages in brick wall . , dismantling artificial stone flooring upto 50 mm thick by carefully chiseling without damaging the base and removing rubbish as directed within a lead of 75 m . upto 50 mm thick . any floor . , dismantling carefully terraced floor only ( including floor finish , if any ) or lime terracing in ground floor , roof and removing rubbish as directed within a lead of 75 m any floor . , plaster ( to wall , floor etc . ) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints or roughening of concrete surface , including throating , noising and drip course where necessary . 15 mm thick ( 4:1 ) . , plaster ( to wall , floor etc . ) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints or roughening of concrete surface , including throating , noising and drip course where necessary . 20 mm thick ( 6:1 ) . , ordinary cement concrete ( mix 1:1 . 5:3 ) with graded stone chips ( 20 mm nominal size ) excluding shuttering and reinforcement if any , as per relevant is codes . ( a ) pakur variety . , neat cement punning about 1 . 5 mm thick in wall , dado , floor , drain etc . , water proofing compound ( of approved brand ) in specified proportion in cement concrete . , supplying & laying 3mm thick pre-fabricated plastomeric water proofing membrane conforming to en 12311-1 & astmd 5147 , manufactured with atactic poly propylene ( app ) modified premium grade asphalt , specially reinforced with non-woven polyester core with polyester reinforcement @160 gms per sqm & both faces covered with thermo-fusible polyethylene film / mineral on top face over a coat of primer @ 0 . 40 lit / sqm of manufacturer s specification on smooth , clean dry surface prepared wherever required . lap joint shall be provided of 75 mm in longitudinal & 100 mm in transverse direction and fused using lpg / propane torch employing extra care ensuring full bondage , complete removal of entrapped air and sealing edges into grooves in appropriate manner as per direction of ngineer -in-charge all complete including terials , labour and applicabletaxes . ( payment shall be made on the basis of finished surface area ) . ,