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| 1 | 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 & bitumen of VG-30), after applying prime coat at the bottom and tack coat on sides and on bottom (using bitumen emulsion) and compacting, trimming & finishing the surface to form a smooth continuous surface, all as per MoRD technical specification Clauses 1900, 502, 503 and 504. |
| 2 | Compacting original ground supporting subgradeLoosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Table300.1 and 300.2 for subgrade construction as per MoRD Technical Specification Clause 303.5.2. |
| 3 | Brick solingii) 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. |
| 4 | iv) Brick edging laid length wiseProviding and laying brick edging laid lengthwise 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. |
| 5 | Water Bound Macadam Sub-Base / Base using Jhama Brick Aggragate2) 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) (A) By Manual Means |
| 6 | Tack coat using hot straight run bitumen of grade VG-30 on W.B.M 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. |
| 7 | Tack coat using hot straight run bitumen of grade VG-30 on bituminous surface 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. |
| 8 | 20mm thick open –graded premix carpet using Bituminous (penetration grade / Modified bitumen) binder.Providing & laying rolling of open –graded carpet of 200mm thickness composed of 13.2mm to 5.6mm aggt.Either using penetration grade bitumen of emulsion to required line, grade & level to serve as wearing course on a previously prepared base in/c. mixing in a suitable plants, laying & rolling with a three wheel 80-100km static roller capacity, finished to required level & grades to be followed by seal coat of either type A or type B C or type D as per MoRD technical specification clauses 508.1) By Manual means Means.I) Bitumen VG-30 |
| 9 | Seal CoatProviding & laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade & cross fall using type A or B type C or D as per MoRD technical specification clauses 510.1) By Manual Means.Case-iv : Type D ( Premix with fine sand )I) Bitumen VG-30 |
