Dib/AD19-20/14 Improvement of Approach road to Koli Ait Than Devalaya, Changamari Habi Gaon

Amount

Clearing and Grubbing of road land including up rooting rank vegitation grass, bush, shrubs, sapllags and tress of girth upto 300 mm removal of stumps of trees cut earlier and diposal of unserviceable materials and staking of serviceable materials to be used or auctioned, up to a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm in thickness as per Technical Specification Clause 201.. i) By Manual means A. In area of non thorny jungle.

Construction of Embankment with materials obtained from borrowpits, with a lead up to 1.50m, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300.1 & 300.2 with a lead up to 1000m as per Technical SpecificationClause 301.5. A) From private land

Construction of sub grade and earthen shoulders with approved materials obtained from borrow pits, with all lifts & lead transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2 with a lead up to 1000m as per Technical SpecificationClause 303.1. a) From private land

Construction of Granular Sub-base with Well Graded Material (Table 400.1) (A) By Mix in Place Method:Construction of granular sub-base by providing well 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 smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material

WBM Grading-III: 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 brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.(B) With Grade III Metal

Providing and Laying Interlocking concrete block pavement M-40 mm having thickness 80mm as per Technical Specification clause 1504 complete including carriage (a) Including Edge block/Edge restrains

Planting of trees and their Maintenance for three years- Planting of trees by the road side (Avenue trees) in 0.60m dia holes, 1m deep dug in the ground, mixing the soil with decaying farm yard/sludge mannure, planting the saplings, backfilling the trenches, watereing, fixing the tree guatrd and maintenaning the plants for three year

Reinforce Cement concrete M15 grade boundary pillars/local stone of standard design as per IRC:25 fixed in position including finishing as per drawing and technical specification clause 1704

Painting two coats including primer coat after filling the surface with synthetic anamel paint in all shade on new plasterer/concrete surface as per drawing and technical specification clause 1701

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 801.3 fixed over aluminium sheeting 2 mm thick with area not exceeding 0.9 sqm fixed on an angle iron of 25 x 25 x 4mm supported on a mild steel single angle iron post 75 x 75 x 6mm 2 nos firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600mm, 600 mm below ground level as per approved drawing and Technical Specification clause 1701

Providing and fixing of semi Retro-Reflective cautionary, mandatory & informatory sign board as per IRC:67 made of 1.5mm thick MS sheet duly stove white colour on back with red reflective border of 65mm width and required letters and figure with reflective tape engineering grade as per clause 1701.3.9 of MORD for Rural Roads of required shade and colour supported and welded on 47mm x 47mm x 12 SWG sheet tube firmly fixed to the ground by means of properly designed foundations with M-15 grade cement concrete 450 x 450 x 600mm below ground level as per approved drawing clause 1701.2.2, (ii) 600mm equilateral Triangle

600mm circular

Routine Maintenance for 1st year

Routine Maintenance for 2nd year

Routine Maintenance for 3rd year

NUMAL SAIKIA