Name of Work: PATCH REPAIR WORK ON VARIOUS ROADS UNDER PWD SUB DN FAGALIYA
Sl. No.
Item Description
1
Clearing and Grubbing Road Land .(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.)By Mechanical MeansIn area of light jungle
2
Restoration of rain cuts with soil, moorum, gravel or a mixture of these including all leads and lifts and cost of arrangement of land, clearing the loose soil, benching for 300 mm width, laying fresh material in layers not exceeding 250 mm and compacting with plate compactor or power rammer to restore the original alignment levels & slopes complete as per MORTH specification Clause 3002.
3
Providing and laying granular sub-base material having P.I.not more than 6, including spreading in layers not exceeding 150 mm compacted thicknessand consolidation by 8-10 tonne power rollerto required camber and grade including cost of water and hire charges of machinery, including T&P with all lead (Compacted thickness to be measured).as per MORTH specification table 400-1, 400-2 :For grading-III with CBR value not less than 20.to attain 100% proctor density.
4
Providing and laying W.B.M. patching using crushed / broken aggregates including preparation of pot hole scarifying & reshaping to the required grade and camber as per the standard specifications, spreading of material and compacting stone aggregates (Crusher Borken) of specific sizesto water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smoothwheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.as per technical specification Clause 1906.
5
Removal of Unserviceable Soil with Disposal upto 1000 metres (Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.)
6
Filling Pot- holes and Patch Repairs with open - graded Premix surfacing,20mm. (Removal of all failed material,trimming of completed excavation to provide firm vertical faces,cleaning of surface,painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 511,compacting,trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2)
7
Providing & laying premixed seal coat on patch area comprising of thin application of fine aggregate (0.06 cum/10Sqm) premixed with 6.8 Kg./10 Sqm, binder 80/100 grade in approved hot mix plant and laying & rolling with power roller 8-10 tonne including all lead of mix material.
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