NIT No-03 EE (SDW) II/ (23-24) Item No. 19

Overhauling/Strengthening of C.I sluice Gates installed at outlet aeration tank at 45 MGD STP Okhla by carried out the following works. All the required works , materials, arrangements , tools & tackles , workmanship , safety equipment’s as per NHRC\NGT\ DPCC etc guidelines and as per site requirement , remodeling all the damages up to standard if occurred any complete in all respect as per requirement satisfactorily

Dismantling of complete sluice gate by the long boom crane and heavy labour, tools & tackles etc as per requirement at site.

Dismantling the worn out parts of sluice gate by cutting out the rusted fasteners with the help of gas cutter and required tools & tackles, men power etc.

Cleaning of 70mm dia. and 2.5mtr. Long spindle by the chemical and thinner for operating the smoothly

Providing of brass strip fitting at both sides of the main gate with proper fasteners after cleaning and grinding the surface of wall thimble.

Overhauling of Head stock assembly i/c Providing of new set of Bronze gear, Thrust bearings & etc as per site requirement.

Casting/Fabrication and fixing of C.I sliding weight as per sample i/c machining/grinding in ready to use condition.

Fabrication/Supply G.M. Nut of spindle i/c casting, machining, threading etc. as per spindle size

Assembling the Gate along with all accessories with the help the long boom crane & lowering/ lifting tools & tackles, heavy labour etc with proper balancing/ alignment in the ‘U’ channel. Fixing the above parts like spindle, Nut head stock assembly with required tools & tackles and all safety equipment’setc as per required at site.

Painting the gate with two coat black anti corrosive paint after proper cleaning etc.

Testing/ Commissioning the gate satisfactory including required civil works & job includes the cartage etc.

arun engineers and contractors