Supply Of Flanges . , List Of Item ( S ) / Work ( S ) - 2 ) Wbm Grading - 3Providing, Laying, Spreading And Compacting Jhama Brick Aggregates Of Specific Sizes To Water Bound Macadam Specification Including Spreading In Uniform Thickne, Bongaigaon Refinery-Assam

Supply Of Flanges . , List Of Item ( S ) / Work ( S ) - 2 ) Wbm Grading - 3Providing, Laying, Spreading And Compacting Jhama Brick Aggregates Of Specific Sizes To Water Bound Macadam Specification Including Spreading In Uniform Thickness, Hand Packing Rolling With Three Wheel Roller 80-100 Kn In Stages To Proper Grade And Camber, Applying And Brooming Binding Materials To Fill Up The Interstices Of Coarse Aggregate, Watering And Compacting To The Required Density Grading- 3 As Per Mord Technical Specification Clause 405. ( A ) By Manual Means 2 Providing And Applying Tack Coat Using Hot Straight Run Bitumen Of Grade Vg-30, Including Heating The Bitumen, Spraying The Bitumen, Cleaning And Preparing The Existing Road Surface As Per Specifications:On W.B.M. @ 0.75 Kg / Sqm. 3 20 Mm Thick Open-Graded Premix Carpet Using Bituminous ( Viscosity Grade / Modified Bitumen ) Binderproviding, Laying And Rolling Of Open-Graded Premix Carpet Of 20 Mm Thickness Composed Of 13.2 Mm To 5.6 Mm Aggregates Either Using Viscosity Grade Bitumen Or Emulsion To Required Line, Grade And Level To Serve As Wearing Course On A Previously Prepared Base , Including Mixing In A Suitable Plant, Laying And Rolling With A Three Wheel 80 - 100 Kn Static Roller Capacity, Finished To Required Level And Grades To Be Followed By Seal Coat Of Either Type A Or Type B Or Type C Or Type D As Per Mord Technical Specification Clause 508.Case - I : By Manual Meansbitumen Of Vg-30 4 Seal Coatproviding And Laying Seal Coat Sealing The Voids In A Bituminous Surface Laid To The Specified Levels, Grade And Cross Fall Using Type A Or Type B Or Type C Or Type D As Per Mord Technical Specification Clause 510.By Manual Meanscase - Iv : Type D ( Premix With Fine Sand ) ( I ) Bitumen ( 60 / 70 Grade ) Vg-30 5 Providing And Applying Tack Coat Using Hot Straight Run Bitumen Of Grade Vg-30, Including Heating The Bitumen, Spraying The Bitumen, Cleaning And Preparing The Existing Road Surface As Per Specifications: On Bituminous Surface @ 0.50 Kg / Sqm. 6 Patch Repairing / Maintenance Of Bituminous Surface Road Using Jhama Brick Aggregate & Viscosity Graded Bitumen ( Vg-30 ) Repairing Pot-Holes And Making Up Small Depressions With Ramming Or Power Rolling After Removal / Disposal Of Disintegrated Materials Within A Lead Of 50 M, Cutting Pot Holes To Regular Shapes With Vertical Edges And Levelling The Bottom, Cleaning The Same With Compressed Air Or Any Other Appropriate Method Including Screening, Cleaning Of Aggregates; And Filling Up With With Jhama Chips Using Bitumen Of Vg-30 @ 54 Kg Per M3 Of Loose Volume Of Jhama Brick Chips, After Applying Tack Coat Of Bitumen On Sides And Bottom @ 0.75 Kg / Sqm And Finishing The Top Of Repaired Surface Levelled With Adjoining Area In Proper Grade And Camber Including Spreading Of Sand @ 0.006 Cum / Sqm Of Prepared Road Surface As Per Direction Of The Engineer-In- Charge And All As Per Mord Technical Specification Clauses 1900, 502, 503 And 504. 7 Providing And Placing Gunny / Polythene ( Of Minimum Wall Thickness Of 500 Micron ) Bags Filled With Sand ( Of Minmum Qty Of 0.034 Cum ) And Properly Manually Stitched To Avoid Any Leakage Of Sand As Per Specification. 8 Excavation For Structuresa.Without Dewatering.Earthwork In Excavation For Structures As Per Drawing And Mord Technical Specifications Clause 305.1 Including Setting Out, Construction Of Shoring & Bracing, Removal Of Stumps & Other Deleterious Material And Disposal Upto A Lead Of 50 M, Dressing Of Sides & Bottom And Backfilling In Trenches With Excavated Suitable Material.A. Ordinary Soili ) Upto 3 M Depth 9 Filling In Foundation Trenches As Per Drawing & Mord Technical Specification Clause 305.3.9, 1200.Sand Filling 10 Providing Concrete For Plain Concrete ( Using Jhama Brick Aggregate ) In Open Foundations Complete Including Formwork As Per Drawings & Mord Technical Specifications Clauses 802, 803, 900, 1202 And 1203. ( Including Centering, Shuttering, Staging Etc. But Excluding Reinforcement ) P.C.C Grade M 10 ( Using Jhama Brick Aggregate ) 11 Supplying, Fitting & Placing Thermo-Mechanically Treated Bar / Cold Twisted Deformed Steel Bar Reinforcement In Foundation Complete As Per Drawings & Mord Technical Specifications Clauses 1000 & 1202

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	10-06-2021	Technical Corrigendum	Technical Bid	15-06-2021

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