NIT NO. 5 (2021-2022) EE(SDW)VI/ Item no.3

Arrangement of safety equipment for the protection of staff to make the working area free from all toxic gases and free from accident during working at site as per NHRC guidelines.

Dismantling of, gear box, motor, foundation, bracket, chain sprocket and other related parts of conveyor screw after cutting of all rusted nut bolts and taking out at the ground with the help of manual labour.

Dismantling of damaged conveyor screw with bush assembly from lower side of conveyor screw after cutting of all rusted nut bolts by gas cutter and taking out by hydra crane.

Providing & Fixing of new fabricated MS bush assembly along with MS stand in the grit chamber at lower side for fixing of conveyor screw fixing with 16 mm dia SS anchor bolts after drilling the hole in RCC wall by electric hammer drill machine Also includes the charges of required civil work with material as per site requirement.

Repairing of screw conveyer by replacement of M.S. Strip bled, M.S. shaft lower side M.S. Shaft upper side, Repair/Replacement of screw conveyer of size 200mm, length 8 Mtrs approx along with cutting of key way i/c grinding, finishing and welding with fixing charges as required at site.

Providing / Fixing of hopper for removing of grit made out from 6mm thick MS sheet the job i/c bending of sheet and fixing of angle from the both sides of U shape hopper as per site requirement.

Repairing of base frame of motor gear box by replacement of required MS channel, MS angle and MS flat as per existing.

Replacement of bearings with bracket as per sample for conveyor screw.

Replacement of chain sprocket as per sample.

Replacement of chain as per sample.

Repairing / Renovation of gear box of conveyor screw repairing of worm shaft, worm gear by re metalling & making the proper size bush & bearing etc. replacement of gasket.

Repairing / Renovation of motors of conveyor screw by repairing of rotor shaft re metalling & making the proper size as per bush & bearing. Making zero balance of rooter shaft by balancing machine and replacement of bearing as per sample & varnishing etc.

Providing & fixing of motor for the screw conveyor (2.2KW/3 HP /415 V/1430).Make: Crompton/Kirloskar/ABB/Any other DJB Approved make

Providing & fixing of 100 mm dia Sluice valve on the discharge line of grit chamber with provision of attaching heliflex/canvas hose pipe for dewatering and cleaning purpose. Make: Kirloskar/IVC/Jupiter/Any other DJB Approved make

Fixing of all dismantled items like gear box, motor of conveyor screw with other related items of complete as per job requirement.

Paint and primer charges with one coat of primer and two coats of epoxy paint required shade and color.

Testing / Commissioning the complete unit on No Load / Full Load.

SANJAY SALES CORPORATION

PARAS SALES SYNDICATE

AQUA GASEOUS CONTROLS (INDIA)

N.K. BUILDCOM

JAI DURGA ENGINEERS AND CONTRACORS

Mehar Enterprises