Flash Butt welding of TRR (P)- 57.6 TKM and TTR(TWS)-19 sets in Rampur- Lalkuan section under ADEN KPV of IZN division N.E. Railway.

A-NS-Items.(Flash Butt Welding) 47994928.02 Below/Pa

Item Breakup - A-NS-Items.(Flash Butt Welding)

Flash butt welding of all type of 20 rail panels Each (60Kg or higher, new/in service) at site using contractor's own mobile flash butt welding plant & other equipment's, machineries, tools and plants, accessories, consumables, materials, labour etc. complete as per following details- a) In case of welding by mobile flash butt welding plant in-situ or on Cess, the rate quoted should include earthwork in formation with contractor's own earth including dressing of slopes of embankment, leading cut soils to a location/ locations as directed by the Engineer or his authorized representatives for stabling and working of the mobile flash butt welding plant, making/cutting of existing/new rail panels for flash butt welding under traffic block, cutting of existing rails at the joints so as to remove heat affected zone/fish bolt holes under traffic block, Flash butt welding of rails including insertion of closer rails with fittings for movement of trains after traffic block etc. complete in all respect. The rate quoted should also include pre strengthening of rails, matching rail ends, preparation of aligning, positioning, stripping of rail joints, grinding and finishing of joints, USFD testing of flash butt weld/AT welded joints, segregating defective rails, post strengthening of joints, handling/leading of rails/rail panels, removing and refixing off fitting /fastening, all necessary lifting, pulling, handling of rail panels, adjustment of welding gap as required, loosening, tightening, removal, re-fixing, of fittings, fastenings, mobilization of flash butt welding plant with contractors own labour, machinery, tools, plants etc. with all lead, lift, descent, royalty, taxes etc. complete in all respects per direction of Engineer or his authorized representatives. The cut rails shall have to be returned to PWI depot by the contractor at his own cost. The contractor at his own cost has to establish equality control organization to ensure adequate control at all stages . Unless otherwise superseded by the stipulations of this contract, the welding process, all flash butt welding related activities and methodology will be governed by the "Manual for flash butt welding of rails (April 2022)"with up to date correction slips issued by Research Design and Standard Organization((RDSO) Ministry Of Railways Lucknow.- For 20 rail panels. IZZATNAGER DIVISION-ENGINEERING/NORTH EASTERN RLY

Flash butt welding of 60 Kg or higher, new/in Each service rails using road-cum-rail mobile and / or stationary flash welding plants as per following details :- a) In case of welding by mobile flash butt welding plant in-situ or on Cess, the rate quoted should include earthwork in formation with contractors own earth including dressing of slopes of embankment, leading cut soils to a location/ locations as directed by the Engineer or his authorized representative for stabling and working of the mobile flash butt welding plant, making/cutting of new rails for flash butt welding, cutting of existing rails at the joints so as to remove heat affected zone/fish bolt holes under traffic block, Flash welding of rails including insertion of closer rails with fittings for movement of trains after traffic block etc. complete in all respect. The rate quoted should also include pre strengthening of rails matching rail ends, preparation of aligning, positioning, stripping of rail joints, grinding and finishing of joints, USFD testing of flash butt weld/AT welded joints, segregating defective rails, post strengthening of joints, handling/leading of rails/rail panels, removing and refixing of fitting/fastening, all necessary lifting, pulling, handling of rail panels, adjustment of welding gap as required, loosening, tightening, removal, re-fixing, of fittings, fastenings, mobilization of flash butt welding plant with contractors own labour ,machinery, tools, plants etc. with all lead, lift ,descent, royalty, taxes etc. complete in all respects per direction of Engineer or his authorized representative. The cut rails shall have to be returned to PWI depot by the contractor at his own cost. The contractor at his own cost has to establish equality control organization to ensure adequate control at all stages . Unless otherwise superseded by the stipulations of this contract, the welding process, all flash butt welding related activities and methodology will be governed by the "Manual for flash butt welding of rails (April 2022)"with up to date correction slips issued by Research Design and Standard Organization((RDSO) Ministry Of Railways Lucknow.- For 13m to 39m rail panels.

Carrying out ultrasonic testing of FB welded joints Numbers 1267.00 executed by Mobile FB plants at site by using Phased Array Ultrasonic Testing (PAUT) on all types of rails as per testing procedures circulated vide RDSO letter No CT/USFD/Phased array weld tester dated 27.06.2023 and RDSO letter No. CT/USFD/Phased array general dated 22.10.2024 from approved vender of RDSO and as per latest instructions as specified and directed. The rates are inclusive of Rail surface preparation for PAUT testing, contractor's men, materials & machines complete unless other wise specified and directed. Total 47994928.02