Systematic Annual Maintenance Contract for Repair and Maintenance of railway track at Jarangdih siding for a period of 730 day under AKK OCP, BnK Area

FirstorSecondThroughPackingof trackofallsleeperdensityincludinggivingageneral lift, asdesiredtoeliminatesagafterDeepScreeningwork, liftingof track, loweringof trackand majorrealignmentofcurvesandformationrehabilitationasperprocedureprescribedinlatest edition of IRPWM. Note: General lift is normally 25 mm and isolated lift may be up to 50 mm. For PSC Sleeper Track with Sleeper Density of 1540

Drillingholesof16mmto22mmdia.onall typesofPSCsleepersandfixingthedowelswith adhesive of RDSOapproved quality for fixing check rails&guard rails, as directed by Engineer in-charge.

Removingweeds&bushesinballastsectionandcessupto3.95mfromcentrelineof trackin midsection&stationyard,asspecifiedbyEngineer in-chargeincludingdisposalofbranches, bushes outside cess/yard.

Fixingof fishplateswithfishboltsonajointofall railsectionsdulylubricatingfishplates/bolts withcontractor'sgreasegraphite in running trackcondition including transportationof fish platesandfishboltsfromneareststation/store/ levelcrossing.Note:Railcutting&drillingto be paid separately. Fish plates with 4 fish bolts.

Dismantlingandremovingrailofallsection&lengthfromtrack, laidonanytype&densityof sleeperbyremovingfishplates, fastenings&fishboltsandothermaterials includingstacking all releasedmaterialswithinanaveragedistanceof500metresasdirectedbyEngineer in charge. Note:1.Cutting of rails shall be paid separately. 2.Work to be done under traffic block. For Casual/Scattered Rail Renewal work

Insertionof rails of all types & length in track, laidonany type & density of sleeper to the specifiedgauge under traffic block.Rates include fastening of rail with sleepers with standard set of fastenings and fixing of fish plates and bolts or, if equired,providinggapforwelding andstackingofreleasedmaterialwithout infringementwithin250masdirectedbyEngineer-in Charge.Note: Rail drilling and cutting to be paid separately. For Casual/Scattered Rail Renewal work

ThroughSleeperRenewal (TSR)withPSCsleepersinvolvingremovalexistingsleepersofany typealongwithfittingsfromtrack, insertionofPSCsleeperslyingalongthecess/ formation/ slope/ toewithin5metresheightwithall fittingstospecifiedspacing,gaugeandsquareness, one roundof throughpacking tomake track fit for 20kmphspeed, dressingof ballast to standardprofile, all inaccordancewith the latest provisionsof IRPWMandstackingof all releasedmaterial neatlyatspecifiedplaceswithinanaverage leadof100masdirectedby Engineer in-charge. For location of work not involving deep screening

Manufacturing, supply and stacking of machine crushed Track Ballast conforming to RDSO Specification (IRS-GE-1) with latest correction slips at Railway depot or nominated location.Note: Distance of nearest quarry mentioned in each sub-item is only for the purpose of selecting the items for preparation of estimates/tender schedule, based on the minimum distance between nearest quarry and centre of supply points and will not affect the selection of quarry during physical supply in any way till prescribed specification is met fully. When distance of nearest quarry is more than 20 km and up to 30 km

Spreadingof ballast, fromexistingstacksavailablealong formationon topor at cess, in required uniform thickness, compaction of ballast layer laid on new formation at all the locationswithsmoothwheeledpower roller of 8-10 tonnecapacity tosufficient number of passestoformconsolidatedballastbedofapproximately250mmthicknesstoawidthof4m symmetrical tocentrelineofproposedtrackincorrect line&levelwithallascents&descents, asdirectedbyEngineer in-charge.Note: Itemisinclusiveof (a)providingrampfor takingroller toformationandremovingthesame&makinggoodformationaftercompletionofwork; (b) redistribution& levelingof excess ballast while rolling toobtainuniformplanecambered surface

ProvidingwoodenblocksunderweldjointdulytransportingRailway’sreleasedwoodenblocks with rail screw / dog spikes anddoing packing, as directedunder traffic condition.Note: Wooden blocks, rail screws/dog spikes will be supplied free at SSE/P.Way depot.