National Highways and Infrastructure Development Corporation Limited-NHIDCL has published Tender For Short Term Maintenance Under Original Repair (Contract Maintenance) Works At Selected Locations Between Km 33.262 To Km 47.922 (In Stretches) Of Silchar- Jiribam Section Nh 53 (Old)/ Nh 37 (New) In The State Of Assam During The Year 23-24-. Submission Date for this Tender is 08-03-2024. Civil Work Tenders in Kamrup Metro Assam. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 27-Feb-2024 | Corrigendum-I | Date | 06-03-2024 |
| 2 | 06-Mar-2024 | Corrigendum-II | Date | 08-03-2024 |
| Sl. No. | Item Description |
| 1 | Construction of Subgrade and Earthen Shoulders (Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table (300-2) ( including compensation of earth.)(a), ( Including cost of testing of materials at site and laboratory as directed by the deptt.) "(a) from Private land |
| 2 | Scarifying Existing Granular Surface to a Depth of 50 mm by Manual Means (Scarifying the existing granular road surface to a depth of 50 mm and disposal of scarified material within all lifts and leads upto 1000 metres. ) |
| 3 | Scarifying Existing bituminious Surface to a Depth of 50mm by Mechanical Means (Scarifying the existing bituminious surface to a depth of 50 mm and disposal of scarified material within all lifts and leads upto 1000 metres) |
| 4 | Wet Mix Macadam (Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sb-base/base course on well prepared surface and compacting with vibratory roller to achieve the desired density ( including carriage up to initial lead of 5.0 km from quarry and carriage of mixed materials up to 10.0 Km initial lead from mixing plant ) |
| 5 | Prime coat A. Prime coat (Providing and applying primmer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.60kg/sqm using mechanical means.) (Including cost of testing of materials at site and laboratory as directed by the deptt.) (ii) With Bitumen Emulsion-CSS-1 (IS- 8887-2004) |
| 6 | Tack Coat (for DBM) Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom. (Including cost of testing of materials at site and laboratory as directed by deptt.) (II) With Bitumen Emulsion CSS-1 (IS:8887-2004) (c)Granular Surfaces treated with primer |
| 7 | Tack Coat (for BC) Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom. (Including cost of testing of materials at site and laboratory as directed by deptt.) (II) With Bitumen Emulsion CSS-1 (IS:8887-2004) (a) Normal Bituminous Surface |
| 8 | Dense Graded Bituminous Macadam (50mm) (Providing and laying dense 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% 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 reqd. grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRT&H cl. no. 507. complete in all respect. (Including cost of testing of materials at site and laboratory as directed by the deptt.) (b) With rock dust as filler (refer table 500-9 of MoRT&H specification) (i) with 60/70 or VG-30 grade bitumen (ii) for Grading II (19 mm nominal size) |
| 9 | Bituminous Concrete (Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 % of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoR&TH cl. no.509. complete in all respect. (b). With rock dust as filler (refer table 500-9 of MoRT&H Specification) (I) with 60/70 or VG 30 - (ii) for Grading II (13 mm nominal Size) |
| 10 | Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes and conforming to the MoRT&H specifications |
| 11 | Providing and erecting Ministar Road Studs b) Two Way reflective (with butyl adhesive) with dimensions 68x 34x 9.8mm plastic body with 2x8 glass elements |
| 12 | Type - B, "THRIE" : Metal Beam Crash Barrier (Providing and erecting a "Thrie" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 85 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2m center to center, 12 m high, 1.15m below ground level, all steel parts and fitments to be galvanized by hot dip process, all fitting to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150mmX75mmX5mm, 546mm long complete as per clause 810.) |
| 13 | Retro reflectorised Traffic sign: Providing and erecting of Retro-Reflectrorised cautionary, mandatory & informatory sign as per IRC: 67 made of high intensity encapsulated lens type reflective sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick fixed on an angle iron of 25x25x4mm supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly design foundation with M-15 grade Cement concrete 45cm x 45cm x 60cm, 60cm below ground level as per approved drawing and sign. ( All the Steel work must be Tata/Sail/or any other approved brand) 90 cm Equilateral triangle |
| 14 | PCC Drain M20 (1m Height) |
| 15 | Filling Pot- holes and Patch Repairs with open - graded Premix surfacing,20mm. (Removal of all failed material,trimming of completed excavation to provide firm vertical faces,cleaning of surface,painting of tack coat of bitumen emulsion on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material with paving bitumen 60/70 as per clause 511, compacting , trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2. "(ii)Using Bitumen emulsion CSS-1 ( IS:8887-2004) as Tack coat |
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