Pr Of Road From Sonamura Boxanagar Road To Bagber ( Ch. 0.00 To Ch. 0.726 Km, L-0.726 Km ) Under Boxanagar Sub Division, Pwd ( R And B ) During The Year 2021-22 / Sh Grouting, Recarpeting, Sand Seal Coat Etc. / 2Nd Call Road Work
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Project Description
Pr Of Road From Sonamura Boxanagar Road To Bagber ( Ch. 0.00 To Ch. 0.726 Km, L-0.726 Km ) Under Boxanagar Sub Division, Pwd ( R And B ) During The Year 2021-22 / Sh Grouting, Recarpeting, Sand Seal Coat Etc. / 2Nd Call Road Work
BOQ
| Sl. No. | Item Description |
| 1 | Stripping excess soil from the shoulder surface to aciheve the approved level and compacting with plate compactor at OMC as per drawing & MoRD technical specification clause 1903 |
| 2 | Construction of unlined surface drains of average cross-sectional area 0.4 sqm in ordinary soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3 m and lead of 50 m (average lead 25 m) as per MoRD Technical Specification Clause 307. i) Surface Drains in Ordinary Soil A. Manual Means |
| 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 | Maintenance of bituminous surface road using Jhama brick aggregateRepair 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. |
| 5 | Tack coat using hot straight run bitumen of grade VG30 on Bituminous surfaceProviding and applying tack coat using hot straight run bitumen of grade VG30 including heating the bitumen , spraying the bitumen, cleaning and preparing the existing road surface the existing road surface as per specification on Bituminous surface @ 0.50 kg / sqm |
| 6 | 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 - I : By Manual Meansi) Bitumen VG-30 |
| 7 | 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 |
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