R.D Road to_Rahaligoda_ to Bandhsahi Road

Dismantling of existing structures like culverts, bridges, retaining walls and other sturcture comprising of masonry, cement concrete wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable materials and stacking the serviceable materials with all lifts and lead of 1000m as per Technical Specification Clause 202

Clearing and grubbing the road land including uprooting Rank vegetation grass bushes shrubs etc complete.

With mechanical lead upto 1000m

Construction of embankment with approved materials deposited at site from roadway cutting and excavation from drain and foundation of other structures graded and compacted to meet requirement as per MORD technical Specification Clause 301 and direction of the Engineer in Charge (excluding cost of excavation and transportation to site).

Fine dressing and turfing including transportation by mechanical means with all lead and lift and placing of turf in position and ramming with thapies and including watering and cost of all labour, materials etc. complete as per Clause 309 of MORD Specification and as per direction of the Engineer in Charge.

Construction of granular sub-base by providing close grade granular sub-base by using quarry dust material as per table-100-1, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density complete as per clause 401 of MOSRT&H Specifications for Road & Bridges work (4th Revision)(A/R-2006 page-160 item No-39).

Providin, laying, spreading & compacting graded stone aggregate to to Wet Mix Macadam specification including pre mixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, laying in uniform layers with paver in sub base/base course on well prepared surface & compacting with vibratory roller to acieve the desired density as per clause 406 of MoSRT & H specifications for road & bridge works.(4th Revision)

Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per MORD Technical Specification Clause 502 for low porosity surface and as per direction of Engineer-in-Charge.

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503 of MoRD & as per direction of Engineer-in-Charge.