N.H.23 - Singuri road

Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified materials with in all lifts and lead upto 1000 metres etc complete as per the Direction of Engineer in Charge .

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. as per approved Drawing & Technical Specifications and as per Clause - 201 of MoRT&H Specifications for Road & Bridge works (5th Revision) as per direction of the Engineer in Charge

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,Concrete Items

Removing Pipes

Construction of embankment with approved materials deposited at site fromBorrow Pit 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).as per the Direction of Engineer in Charge .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).as per the Direction of Engineer in Charge .

Excavation for road work in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, inaccordance with requirements of lines, grades and cross sections, and transporting to the embankement location with a lift of up to 1.5m and lead up to 1000m as per techincal specification clause 302.3& as per the Direction of Engineer in Charge.

Loosening, Levelling and Compacting Original ground Scarified to a depth of 150mm thick.

Construction of granular sub-base by providing Close graded Granular subbase Grading-III material as per table 400-1, 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 & Bridge works (4th Revision)

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)