Construction of Interlocking Concrete Block Pavement (ICBP) of G.N.B Road

Amount

Scarifying of existing Bituminous surface to a depth of 150mm and disposal of Scarified materials within a lift up to 3 m and lead up to 1000m as per Technical specification clause 301.4

Excavation for roadway in soil using manual means for caring of cut earth to embankment site with lift up to 1.5m and lead up to50 m as per Technical Specification Clause 302.3

Construction of granular sub-base by providing coarse graded material, 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 cl. 401 (ii) For grading – II Material

WBM Grade-II Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand Packing, rolling with three wheel 80-100 KN static roller in stages to proper grade and camber applying and booming requisite type of screening/binding material to fill up the interstices of coarse aggregate, watering and compacting to the Reqd. density Grading II as per technical specification Cause 405 Using stone screening Type-B 11.20 mm

WBM Grade -III Providing, laying, spreading and compacting stone aggregates f specific sizes to water bound macadam specification including spreading in uniform thickness, hand Packing, rolling with three wheel 80-100 KN static roller in stages to proper grade and camber applying and booming requisite type of screening /binding material to fill up the interstices of coarse aggregate, watering and compacting to the Reqd. density Grading I as per technical specification Cause 405 Using stone screening Type-B 11.2mm ( A) By Manual Means

Providing and laying, interlocking concrete Block, pavement (M40) having thickness 80mm as per Technical specification clause 1504 Complete including carriage a) Including Edge block/ Edge restraints

TEKLO BORO BASUMATARY

PREMJIT BORO