Requirement :
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Improvement of osg of berth no.11 silt earth, mud, loose rubble civil waste etc . from the near by area by means of excavating, conveying / depositing the same where ever necessary to match the ground level up to lead of 1.00 Km by tractor /truck, loading, unloading etc. complete wit hall labour and equipment as directed byEngineer in charge. #*. Consolidation of dry soling/mixed material earth by rolling with required type and roller capacity. #*. Construction of granular sub - base by providing, laying, spreading and compacting CLOSE/ COARSE GRADED MATERIAL mixing at O.M.C., spreading in uniform layers on prepared surface and compacting with roller of required type and capacity to achieve the desired density including all labour, material, machinery, lighting, guarding, barricading,etc., complete as directed by the engineer in charge. #*. Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to0.075 mm ) to wet mix macadam (WMM)specification including premixing
the material with water at OMC in for all leads & lifts, layingin uniform layers with mechanical paver finisher ins ub- base / base course on well prepared surface and compacting with vibratory roller of 8to 10 tonne capacity to achieve the desired density, complete as per specifications desired density, complete as per specifications and directions of Engineer-in-Charge. #*. Providing and laying mix seal surfacing on a prepared surface in a single course composed of specified graded crushed aggregate, premixed with bituminous binder in a mini drum mix plant6/10 tonne, laying with paver finisher and rolling with power roller of required type and capacity but excluding cost primer / tack coat (type - b total quantity of aggregate 0.27 m3 and binder 19kg/ 10m2 area) Asphalt 60/70 Grade OR VG-30. #*. Providing and applying primer coat @ 0.75 kg/m2 over prepared surface of granular base with bitumen emulsion heated in bitumen boiler fitted with pressure spray set including scrubbing, cleaning the surface, cost of bitumen etc. complete all labour and material using mechanical means.
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