Periodical Maintenance of Dahunda Tahalia RD road to Raniguda Bengal Border via Shivsahi, Jena Sahi and Muslim Basti 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.

Cleaning the existing black topped surface including removal of foreign materials with wire brushes & small picks ,sweeping with brooms or soft brushes & finally dusting with old gunny bags and/or compressed air to receive bituminous layer as per specification &direction of EIC.

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 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 and laying semi dense bituminous concretewithbatch typehot mix plant using crushed aggregates of specified grading, premixed with bituminous binder of 60/70 penetration grade of bitumen, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the requiredgrade, level and alignment, rollingwithsmoothwheelede, vibratory and tandemrollers to achieve the desired compaction as per Clause 508 of MoSRT&HSpecifications for Road & Bridge works as per direction of the Engineer-in-charge.

Providing granular sub-base using gravel or moorun and sand admixture of approved quality from approved quarry with cost conveyance, taxes including laying spreading in uniform layers watering and compacting with 8-10 T PRR for finished item of work with hire & running etc. complete as per direction of the Engineer-in-charge.

Providing and fixing of mild steel informatory sign board 0.9m x 0.6m size M.S. plate with 1 No square bar / angle iron post including painting & lettering, PCC grouting etc. complete to shape as per direction of the Engineer-in-charge.