Public Works Department-PWD has published Maintenance Of Chechua To Nitya Bazar Road And Tingharia Para Road Under Ompi Sub-Division During The Year 2021-22 Sh- Surface Drain, Landslide Clearance, Patch Soling, Grouting, Pmc, Sand Seal Coat Etc. ( L-3.90 Km ) . Submission Date for this Tender is 29-07-2021. Road Work Tenders in Amarpur Tripura. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Surface drain Construction of unlined surface drains of average cross-sectional area 0.40sqm in ordinary soil to specified lines,levels and dimensions. Excavated material to be used in embankment with alift upto 3m and lead of 50m(average lead 25m) as per MoRD Technical specification clause 307 |
| 2 | Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per MoRD Technical Specification Clause 301.5. A. For spreading beyond 100 m |
| 3 | Removal of Unsuitable Soil with Disposal upto 1000 m Removal of unsuitable soil including excavation, loading and disposal upto 1000 m lead but excluding compaction ground supporting embankment/ subgrade, replacement by suitable soil, which shall be paid separately as per MoRD Technical Specification Clause 303.5.2 and as per MoRD Technical Specification Clause 302.3.11. |
| 4 | Tack Coat (iii) Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surface treated with primer & cleaned with Hydraulic broom as per MoRD Technical Specification Clause 503. |
| 5 | 20 mm thick Open-Graded Premix Carpet using Bituminous (penetration grade/ modified bitumen) Binder Providing , laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration 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 - IBy Manual Means I) Bitumen (60/70 Grade) VG-30 |
| 6 | Seal Coat Providing 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. A) By Manual Means Case - IV : Type D (premix with fine sand) (I) Bitumen (60/70 Grade) VG-30 |
| 7 | Brick on edge soling Providing and laying brick on edge soling layer on prepared subgrade according to lines, grades and cross-section shown on the drawing, filling joints with sand, watering and rolling the same with three wheeled road roller 80-100 KN as per MoRD Technical Specification Clause 412. |
| 8 | Flat Brick soling Providing and laying flat brick soling layer on prepared subgrade according to lines, grades and cross-section shown on the drawing, filling joints with Earth, free from clay with a Plasticity Index not exceeding 6, watering and rolling the same with three wheeled road roller 80-100 KN as per MoRD Technical Specification Clause 412. |
| 9 | Maintenance of bituminous surface road using Jhama brick aggregate Repair to pot holes by removal of failed material, trimming the sides to vertical and levelling the bottom, cleaning the same with compressed air or any appropriate method, filled with B.M (using jhama brick aggregate), after applying prime coat at the bottom and tack coat on sides and on bottom and compacting, trimming & finishing the surface to form a smooth continuous surface, all as per MoRD technical specification Clauses 1900, 502, 503 and 504. |
| 10 | Seal coat on old bituminous road surface Sand seal coat on old bituminous road surface by applying 60/70 Grade (VG-30) bitumen @ 1.00 kg per sqm using rubber brush after proper cleaning of the road surface and spreading of river sand @0.06 cum/10 sqm complete as per specification and direction of the Engg.-in-Charge. |
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