Rajkot Division :Okha-1. Improvement to ORH 2.Renovation to TTE Running Room 3.Provision of pathway, Borewell and other ancilliary work for CNC under wheel lathe at coaching depot OKHA.

Item Breakup - A-DSR Item

leads & lifts, all complete as per direction of Engineer-in-charge. 23.6 Supplying, filling, spreading & leveling gravels of size range 5 mm cum 1 1538.25 1538.25 to 10 mm, in the recharge pit, over the existing layer of boulders, 70 in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge. 23.7 Supplying, filling, spreading & leveling coarse sand of size range cum 1 1538.25 1538.25 1.5 mm to 2 mm in recharge pit, in required thickness over gravel 71 layer, for all leads & lifts, all complete as per direction of Engineer - in-charge. Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including 23.10 painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge. 72 23.10.3 200 mm nominal size dia having minimum wall thickness 5.40 mm Metre 20 2442.75 48855 Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not 23.11 less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumastic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge. 73 23.11.3 200 mm nominal size dia Metre 20 2571.05 51421 23.12 Development of tube well in accordance with IS : 2800 (part I) and Hour 5 1085.05 5425.25 IS: 11189, to establish maximum rate of usable water yield without sand content (beyond permissible limit), with required capacity air compressor, running the compressor for required time till well is fully developed, measuring yield of well by V notch method or any 74 other approved method, measuring static level & draw down etc. by step draw down method, collecting water samples & getting tested in approved laboratory, including disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and direction of Engineer-in-charge. Providing and fixing suitable size threaded mild steel cap or spot 23.13 welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: 75 23.13.3 200 mm dia Each 5 321.15 1605.75 Providing and fixing M.S. clamp of required dia to the top of casing/ 23.14 housing pipe of tubewell as per IS: 2800 (part I), including necessary bolts & nuts of required size complete. 76 23.14.3 200 mm clamp Each 5 2293.65 11468.25 Providing and fixing Bail plug/ Bottom plug of required dia to the 23.15 bottom of pipe assembly of tubewell as per IS:2800 (part I). 77 23.15.3 200 mm dia Each 5 357.6 1788 Total 10800279.10

Item Breakup - B-USSOR Items

When distance of nearest quarry is more than 10 km and up to 20 cum km 25mm gap 'in-situ' welding during traffic block and finishing of weld to meet the prescribed tolerances and pass all stipulated tests with all required labour, materials, consumables, tools, equipments etc. to complete the work in all respect as per IR's "Manual for Fusion Welding of Rails by Alumino - Thermic Process" with latest correction slips, including marking of welded joint, painting weld collar with anticorrosive paint, restoration of track near weld joint to original position and fixing of joggled fish plate at new weld, to be removed after passing of weld in USFD test as directed by Engineer in charge. Note: 1. Welding shall be carried o u t only by trained welder having valid competency certificate using RDSO approved Alumino Thermit Welding Portions, 3 piece prefabricated mould (ZIRCON WASHED) manually pressed, Single shot crucible fitted with auto tapping thimble and Compressed Air Petrol/LPG preheating technique as per RDSO Specification No IRST/19-2020 with latest amendment. 2. Hydraulic Weld trimmer shall be used for chipping and profile Grinder for finishing. 3. Only required nos. of Joggled fish plates shall be supplied by Railway at nearest P. Way Stores and the same shall be returned at nearest P. Way Store or at other location as per direction of Engineer-in- Charge after release from track. All other items required shall be supplied by the Contractor.

For 52 Kg - 90/72 UTS Rail

Spreading of ballast, from existing stacks available along formation cum on top or at cess, in required uniform thickness, compaction of ballast layer laid on new formation at all the locations with smooth wheeled power roller of 8-10 tonne capacity to sufficient number of passes to form consolidated ballast bed of approximately 250mm thickness to a width of 4m symmetrical to centre line of proposed track in correct line & level with all ascents & descents, as directed by Engineer in-charge. Note: Item is inclusive of (a) providing ramp for taking roller to formation and removing the same & making good formation after completion of work; (b) redistribution & leveling of excess ballast while rolling to obtain uniform plane cambered surface. Linking of BG track (except at LC, Bridges and SEJs) with any type of rail section and sleeper of specified density, on ballast bed spread and compacted with suitable roller, over prepared formation including leading free rails/welded panels available along the alignment on to formation, leading and spreading all fittings and fastenings, spreading of sleepers at specified spacing, squaring, placing of rails over sleepers and fixing rails to sleepers with all types of fittings and fastenings to correct gauge & alignment, lubrication of fittings and fastenings with contractor's grease as per IRPWM standards with contractors labour, tools, consumables, with all lead, lifts etc. complete and raising, levelling and initial packing of track to make it fit for 30 kmph and meet other prerequisites prescribed in Indian Railway Track Machine Manual for deployment of Tamping Machine. Note: 1.Rail cutting and Hole drilling shall be paid separately. 2.Spreading of ballast and compaction shall be paid separately under relevant item.

For sleeper density of 1540 sleepers per km Quick cutting with abrasive rail cutter of all types of rail sections including wear resistant, head hardened rails up to 110 UTS, with contractors tools & plants, equipment, consumable with all lead & lift etc. complete as directed by Engineer in-charge. Abrasive Rail Cutter will be as per RDSO Specification No. TM/SM/1 (Rev. 01 of 2012) with latest status of RDSO; Rail Cutting Wheel Abrasive Disc will be as per RDSO Specification No.TM/SM/2 (Rev. 01 of 2020)

52 Kg - 90 UTS - Outside Track Drilling holes of 16 mm to 32 mm dia. with Rail Drilling machine including chamfering with appropriate chamfering tools in all types of rail section with contractor's tools & plants, equipment, consumable with all lead & lift etc. complete, as directed by Engineer in-charge. Rail Drilling Machine will be as per RDSO Specification No. TM/SM/3, dated 24.04.1991.

Outside Track Total 437545.60