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| 1 | Replacement of existing damaged Expansion joints by providing and laying of Strip Seal Expansion Joint System, including removal of existing damaged exp joints by dismantling of deck slab, wearing coat etc. and back filling of the recess up to final finish level with conc of grade M-35, complete as per M.O.R. T&H specification. |
| 2 | BITUMINOUSCONCRETE:- Providing andlaying bituminousconcrete usingcrushed aggregates of grading 1, premixed with bituminous binder @ 5.20 per cent by weight of total mix and filler, transported to site with VTS , laid over a previously prepared surface, finishedtotherequiredgrade,level,alignment,androllingtoachievethedesired compactionfor 50 mm compacted thickness with specified grade of Bitumen,Excluding prime / tack coat. For Bitumen of specified grade -- USING Batch mix type hot mix plant with SCADA, Sensor Paver, Vibratory roller with Stone Dust filler. (VG-30 bulk bitumen rates are considered to arrive at rates) |
| 3 | Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen set footed in bitumen boller on B.T. surface 2.5 kg/10 sqm.(VG-30 bulk bitumen rates are considered to arrive at rates) |
| 4 | Milling of existing bituminous surfaceto specifieddepth ofbituminous layerincluding disposalofremovedmaterialwithallliftandleadupto1000metccomplete.Usingmachine like Writgen (W100) or equivalent |
| 5 | Erecting supports for placing the jacks, props and necessary steel structure. Placing of the jacks below bearings. (as per the design of lifting scheme).The lifting scheme shall be putuptotheapprovalofconsultantsafterapprovaloftheworkshallbedoneby competentauthority.CostofPOT PTFE bearings,designoferectionsystem,jacks,platforms, safetydevices,etc.,completeincludingreleasingofbridgespanonthenewbearings. (Bearing replacement from 50 to 100 One Numbers per bridge) |
| 6 | Providingandapplying“high strength,non shrinkfree flowgrout material”i. e.micro concrete (like shrink comp or equivalent) having compressive strength as 400 Kilogram/sq.cm. including finishing the surface and curing for 07 days. Etc complete. The usage of this non shrink concrete with zero slump is to allow to occupy every free space leavingnovoids,thereby producingdenseconcretewithproperbondingwithconcrete (The quoted rates to beinclusive of all materials, labours, tools & tackles, transportation, taxes etc complete) to be applied for foundation and strengthening of pier etc and as per the direction of Site-In-Charge. (The product like Ultratech/Rendroc (RGL) of FOSROC or its equivalent) |
| 7 | Load testing of one or more spans of bridge as selected by the Engineer as per approved loadtestprocedurefollowingrelevantIS/IRC/Railway codeswithcontractor\"slabour, deflectionmeasuringinstruments,loadingmaterials,recordingandanalyzingtheload testingresultsincludingallleadsandliftsetc.completeasrequired.Theratesareall inclusive and will be paid after load test is finished and girder is cleared of the kentledges/ loadingmaterialsetc.Theloadshall be1.25timesthestipulateddesignloadbasedon Design load & not span ( for Span design load upto 100 MT.) |
| 8 | DismantellingexistingdamagedDrainageWaterSpoutandproviding100mm diameter GIwaterspoutsasperdetaileddrawingsinRCCslabandwearingsurface/kerbetc.complete |
| 9 | Providing railing of cast in situ R.C.C posts with(M-20) cement concrete trap / granite / quartzite/gneissmetalsize150mmx150mmx1.240mmandhorizantal3nos.at distance 370 mm C/C and bottom bar 150 mm above kerb as per the detailed drawings (including cost of reinforcement) scaffolding,steel centering, plywood/steel formwork etc. complete.TheC.M.1:3plasterisconsideredforrenderingunevenandhoneycombed surfaceonly.Newly laidconcreteshall becoveredby gunny bag,plastic, tarpaulinetc. (Wooden centering/formwork will not be allowed). |
| 10 | Providing and laying 12 mm thick mastic asphalt wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table 500-29, prepared by using mastic cooker and laid to required level and slope after cleaning the surface including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 4.75 mm nominal size at the rate of 0.005 cum per 10 One Square Metre and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100 deg C, protruding 1 mm to 4mm over mastic surface as per clause 515 etc. complete. |
