Periodical Maintenance of Baradiha to Kalama road for the year 2026-27

Clearing grass & removal of rubbish upto a distance of 50m including cost of all labour T&P etc. required for the work complete to shape as per direction of the Engineer-in-charge.

Labour for scraping cleaning the road surface applying tack coat using 3.0Kg of bitumen for 10 Sqm and laying 75mm thick built up spray grouting in two layers 37.5mm thick each layer using 0.45cum of 25mm to 40mm size hard granite metal and 12.00Kg penetration grade of bitumen for 10 Sqm in each layer with 0.12cum of 12mm size hard granite chips as key stone for 10 Sqm spreading over and laying including heating pouring and spreading over and spreading bitumen metal and chips and rolling with PRR including hire and running charges of PRR and all other machineries but excluding cost and conveyance of bitumen, metal and chips complete as per specification and direction of Engineer-in-Charge

Providing and applying Primer coat with bitumen emultion on prepaired surface of granular Sub-base including clearing of road surface & sparying primerat the rate of 06 kg/sqm using mechanical means as per clause 502 of MOSRTH Specification for road and bridge works (4th revision) with all cost conveyance royalty, taxes of the materials and labour with T&P required for the work etc. complete or as directed by the Engineer-in-charge.

Providing and applying tack coat with 60/70 grade Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503of (MORD) specification & as per direction of the Engineer-in-charge.

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 whell 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 as per technical specification clause 508of (MORD) specification & as per direction of the Engineer-in-charge.

Providing 6 mm thick precoated seal coat type -B using 0.06 cum of 6.7 mm size chips & 6.8 kg of bitumen per 10sqm including consolidation with PRR, cost & conveyance of materials, labour, T&P, royalty & taxes etc. complete as per direction of the Engineer-in-charge.

Conveying from stacks spreading moorum on road surface watering and rolling with PRR etc with all cost conveyance royalty, taxes of the materials and labour with T&P required for the work etc. complete or as directed by the Engineer-in-charge.

Dismantling and removing cement concrete including stacking the useful materials for reuse and removing the debris within 50m lead etc.complete as per direction of the Engineer-in-charge.

Earth work in excavation of foundation in hard soil or gravelly soil within 50m.Initial lead and 1.5m initial lift including rough dressing and breaking clods to maximum 5cm to 7cm and laying in layers not exceeding 0.3m in depth and as per the direction of the Engineer-in-charge.

Filling Sand and constructing wel compacted drainage layer above the sub-grade of road work with approved quality of dust free washed course to medium sand and as per direction of the Engineer-in charge.