NIT NO. 09, ITEM NO.07(2022-23)WW-II

Renovation/repair of titled/damaged Under Sluice Gate No. 3 of barrage at wazirabad water works. The Gate should be repaired which includes cutting, welding, grinding, finishing, drilling and leveling and balancing as per requirement The work also includes leveling of Gate by cutting its old plates and after leveling by its pullaer/press machine should be welded in its correct positon. It also includes changing of side and bottom rubber seal of that titled stop log including supply of GI nut bolt, washer and rubber packing required. The work also includes of making arrangement of holding Gates at different level for fixing of rubber and placement in groove. The work is also includes for providing services of under water divers and gantry crane operator for its testing under water after placement of stop log gates in position of different groves of U.S gates ie all T& P such as diving air control panel, diving suit, compresser, oxygen cylinder etc and other under water equipment requires at site for completing the work for testing commisiong, cutting, welding etc ie. Transportation, loading, unloading etc as requirement

Taking out of damaged C.I. guide track after cutting, welding and chipping by expert under water labour on framed proper working platform with proper apparatus tools etc. for under sluice gate no. 3

Repairing of damaged worn out guide track pier the work includes Providing services of underwater divers with gantry operator to carry out the various works under deep water on stop log gate at wazirabad water works for cleaning the surface of the bend grooves of both the ends where stop log gate is to be rest under deep water, which includes lowering/lifting of log gates by making proper arrangements of lifting boom , changing of hook under deep water with the help of other equipment that are required at the site and when the same rests under the bend of the grooves the sealing/making leak proof of stop log gates is to be done under deep water. The Divers team will be equipped with diving equipment such Diving air control panel, diving suit, compressor, oxygen cylinder etc. and other under water equipment required as per site Condition.

Providing of Guide Track made of C.I. Grade. Size of C.I. Guide Track of size Approx. 3m x 290mm should be made by making on precision heavy duty planner machine on both sides on side Plane and other side to be made sloping. As per rail groove for one side tracking and Boring on boring machine for fixing of SS pin and other drilling of 4 Nos. Rail track in one piece. The work also include welding, grinding and drilling work also wherever required complete in all respect.

fixing out of New C.I. guide track after cutting, welding and chipping by expert under water labour on framed proper working platform with proper apparatus tools etc. for under sluice gate no. 3

Providing and fixing scaffolding system/temporary working platform on the deep water for sand blasting/cleaning,priming and painting work of under sluice gate of barrage made with 40 mm dia M.S. tube 1.5cm centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps with bamboos, strip, rope, made by expert labour of under water with all safety measures used like Boat, life jacket, Oxygen Cylinder, and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection on the deep water surface etc wherever required for inspection of work at required locations with essential safety features for the workmen atc. Complete as per directions and approval of Engineer in-charge gwith own boat.

Dismantling steel work and removing roller and other mechanical part for repair supporting steel of gate including dismembering and stacking within store and dry portion through Boat and under water expert labour.

Proving and fixing Structural steel on Under Sluice gate of Barrage at work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Replacement of both side 4nos guide shoes of Under Sluice stop logs with proving and fixing GI nuts including cutting, welding, drilling and grinding.

Sand Blasting by 4kg compress machine including compress fitting for preparation for removing particle, cleaning surface for priming/ paint surface.

Painting with epoxy Applying priming coats with primer of approved brand and manufacture , having low VOC ( Volatile Organic Compound) content. With ready mixed red oxide zinc chromatic on steel / iron works having VOC content less than 250 grams / litre sqm.

Dismantling of Gear Box by removing both end coupling nd taking out complete shaft from the barrage gates by removing the thrust block by heavy labour an special type lifting arrangement and removing gear box from top halves by removing of both from the bottom help of body gear box.

Removing of Gear box bearing end cover and bearing on both side bearing housing and by hammering arrangement.

Repairing of pinion shaft and teeth by remitting with special type alloy steel welding rods and making teeth by grinding to make proper shape and size and shaft by machining and grinding of shaft etc as required.

Removing/fitting the two rod of gear box from its joint with help of heavy and after making necessary alignment from the hydraulic press and complete grinding, welding and after oiling and greasing work required for refitting the same complete in all respects for required at site

Providing and fixing of new gear shaft with small pinion as per sample complete in all respect and replacement of brake shoes, Replacement complete electric wiring in gear box and respiring break assembly.

Supply of bearing No 6315/C4 skf/fag/ DJB Approved.

Suply of bearing No 6312m/C3 skf/fag/ DJB Approved.

Supply of bearing No 6308 2RS1 skf/fag/ DJB Approved.

Supply of Oil Seal.

P/F of hardware item like nut bolt of various size as per sample and requirement.

Assembling of complete gear box packing greasing and fixing of both end shaft of with of C.I coupling and bolt.

Providing MS Gear box cover as per sample with premiering and painting by epoxy paint.

Complete overhauling af all the moving and strategic part of the shaft and pinion of the gear box attested to it with the help of grease gun nipple labour as per required at site.

Finishing with epoxy paint (Two or more coats) at all locations prepared and applied as per manufacturers specifications including appropriate priming coat, preparation of surface. Etc. complete on under sluice gate no.1, 2 and 4 to 7

Testing on load

Raghunath Rubber Industries