Maintenance of different road under Tepania R.D Block during the year 2026-2027/ SH Tack coat, Carpetting , seal coat , grouting etc

Providing and applying tack coat with hot straight run Bitumen (VG-30) including heating the bitumen, spraying the bitumen, cleaning and preparing the existing road surface as per specification: on bituminous surface at the rate of 0.50 kg per sqm

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 5.6mm 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 rollar 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 Technical MoRD Specification Clause 508.

Providing and laying seal coat sealing the voids in a bituminious 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 Techinical Specification Clause 510. A. By Manual Means. Case IV Type D (Premix with fine sand) 1) Bitumen (60/70 Grade) VG-30

Repairing pot-holes and making up small depressions with ramming or power rolling after removal/ disposal of disintegrated materials within a lead of 50 m, cutting pot holes to regular shapes with vertical edges and levelling the bottom, cleaning the same with compressed air or any other appropriate method including screening, cleaning of aggregates; and filling up with with jhama chips using bitumen of VG-30 @ 54 kg per m3 of loose volume of jhama brick chips, after applying tack coat of bitumen on sides and bottom @ 0.75 kg/ sqm and finishing the top of repaired surface levelled with adjoining area in proper grade and camber including spreading of sand @ 0.006 cum/ sqm of prepared road surface as per direction of the Engineer-in-Charge and all as per MoRD technical specification Clauses 1900, 502, 503 and 504.

WBM-3 Providing, laying, spreading and compacting Jhama Brick aggregates to water Bound Macadam specification including spreading in uniform thickness, hand packing rolling with three wheel rollar 80 - 100 KN in stages to proper grade and camber, applying and brooming binding materials to fill up the interstices of course aggregate, watering and compacting to the required density grading - 3 as per MoRD technical specification clause 405.

Providing and applying tack coat with hot straight run Bitumen (VG-30) including heating the bitumen, spraying the bitumen, cleaning and preparing the existing road surface as per specification: on WBM at the rate of 0.75 kg per sqm