National Highways and Infrastructure Development Corporation Limited-NHIDCL has published Tender For Restoration And Repair Of Road Section At Selected Stretches Alongwith Provision Of Protective Works And Road Safety Measures In The Stretch From Agartala-Sabroom Km 6.8 To Km 128.712 Of Nh-08 In The State Of Tripura In The Fy 2023-24. Submission Date for this Tender is 16-11-2023. Road Work Tenders in West Tripura Tripura. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 29-Oct-2023 | corrigendum I | Date | 06-11-2023 |
| 2 | 04-Nov-2023 | Corrigendum No_ II | Date | 16-11-2023 |
| 3 | 13-Nov-2023 | Corrigendum_III | Other | 16-11-2023 |
| Sl. No. | Item Description |
| 1 | Dismantling of flexible pavements: Dismantling of flexible pavements and disposal of dismantled materials with all lifts and upto alead of 100m, stacking serviceable materials and unserviceable materials separately as per MoRT&H Technical Specification Clause 202. By Manual Mean: (i) Bituminous Course |
| 2 | Dismantling of flexible pavements: Dismantling of flexible pavements and disposal of dismantled materials with all lifts and upto alead of 100m, stacking serviceable materials and unserviceable materials separately as per MoRT&H Technical Specification Clause 202. By Manual Mean: (i) Granular Course |
| 3 | Excavation of Structures :- Earthwork in excavation for structures as per drawing and MoRT&H Technical Specifications Clause 304 including setting out, construction of shoring & bracing, removal of stumps & other deleterious material and disposal up to a lead of 50m, drsssing of sides & bottom and backfilling in trenches with excavated suitable material. (i) Ordinary Soil (B) Mechanical Means (i) Depth up to 3 mtr. |
| 4 | PCC : 1:3:6 in Foundation: Plain cement concrete 1:3:6 nominal mix in foundation 40 mm. Nominal sixe mechanically mixed, placed in foundation and compacted by vibration including cutting for 14 (fourteen) days as per drawings & MoRT&H Technical Specifications Clauses 2100, (including centering, shuttering, staging etc. but excluding reinforcement) |
| 5 | Plain/ reinforced cement concrete in substructure complete including form work as per drawings & MoRT&H Technical Specification Clauses 1500, 1700, 2200 (including centering, shuttering, stagingetc. but excluding reinforcement. (viii) RCC Grade M35 (i) Height above 5m upto 10m Case-I: Using Concrete Mixer |
| 6 | Providing and laying of Filter media: Providing and laying of Filter media with granular materials/ stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRT&H specifications to a thickness of not less than 600mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and clause 710.1.4 of IRC:78 &MoRT&H technical specification Clause 2200. |
| 7 | TMT Reinforcement: Supplying, fitting and placing TMT bar/Cold Twisted deformed steel bars reinforcement in substructure complete as per drawing and MoRT&H Technical Specifications Clauses 1600, 2200 |
| 8 | Providing weep holes: Providing weep holes in brick masonry/ stone masonry, plain/reinforced concrete abutment, wingwall, returnwall with 100mm dia AC pipe or uPVC pipe (110mm OD of 6.0 Kg/cm2 pressure)extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and MoRT&H technical specification clauses 2706, 2200. |
| 9 | Backfilling: Backfilling behind abutment, wing wall & return wall complete as per drawings, clause 710.1.4 of IRC:78 & MoRT&H technical specification Clause 2200. (ii) Sandy Material |
| 10 | Type - A, "W" : Metal Beam Crash Barrier: Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high with 1.1 m below ground level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a space of channel section 150 x 75 x 5 mm, 330 mm long complete as per MoRT&H Technical Specification Clause 810. |
| 11 | Construction of subgrade and earthen shoulders: Construction of subgrade and earthen shoulders with approved materia lobtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table300.2 as per MoRT&H Technical Specification clauses of section 300. (500mm thickness) |
| 12 | Granular Sub-base with Well Graded Material (Table 400.1) (A) By Mix in Place Method Construction of granular sub-base by providing well graded material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per MORT&H Technical Specification Clause 401. (200mm thickness) (1)For Grading I Material |
| 13 | Water Bound Macadam Sub-Base / Base: Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 KN static roller/ vibratory roller in stages to proper grade and camber, applying and brooming, stone screening and binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density as per MORT&H Technical Specification Clause 404. (150mm Thickness) Grade-III By Manual Means |
| 14 | Dense Graded Bituminous Macadam: Providing and laying dense graded bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 to 4.5 per cent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H specification clause No. 505 complete in all respects. Grading-II VG-30 (50mm thickness) |
| 15 | Bituminous Concrete: Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @ 5.40 Percent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects. (ii) Grading-II -VG-30 (30mm Thickness) |
| 16 | Prime Coat: Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.6 kg/sqm using mechanical means as per MoRT&H Technical Specification Clause 502. |
| 17 | Tack coat: Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous / granular surface cleaned with Hydraulic broom as per MoRT&HTechnical Specification Clause 503. |
| 18 | Providing and placing gunny/ polythene: Providing and placing gunny/ polythene (of minimum wall thickness of 500 micron) bags filled with sand (of minimum quantity of 0.034 cum) and properly manually stiched to avoid any leakage of sand as per specification. |
| 19 | Painting on steel surfaces: Providing and applying two coats of ready mix paint of approved brand on steel surfaces after through cleaning of surface to give an even shade as per MoRTH Technical Specification Clause 803. |
| 20 | Painting on concrete surface: Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and applying paint @ of 1 litre for 2 sqm as per drawings and MoRT&H Technical Specification Clause 800. |
| 21 | Providing & laying pitching on slopes: Providing & laying pitching on slopes laid over prepared filter media in front of toe of embankment complete as per drawing and MoRTH Technical Specifications Clause 2504 B. Cement concrete blocks of size 0.3x0.3x0.3m cast in cement concrete of Grade M15 with nominal surface reinforcement |
| 22 | Plain/reinforced cement concrete in open foundation: Plain/reinforced cement concrete in open foundation complete as per drawings & MoRT&H technical specification Clauses 1500, 1700, 2100. (including centering, shuttering, staging etc. but excluding reinforcement) PCC M15 Grade |
| 23 | Cast in situ cement concrete M 20 Kerb: Construction of cement concrete kerb with top and bottom width 115 and 165 mm respectively, 250 mm high in M 20 grade PCC on M-10 grade foundation 150 mm thick, foundation having 50 mm projection beyond kerb stone, kerb stone laid with kerb laying machine, foundation concrete laid manually, all complete as per drawings & MORT&H technical specifications Clauses 408. A. Using Concrete Mixer |
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