Repairing of outside peripheral road connecting from STKK road crossing to Administrative Building of BTPS.

Labour for picking up existing metalled road surface to a specified average depth, including screening and stacking the pavement materials. For average depth above 40 mm but not exceeding 75 mm by manual means: Stone-metal surface.

Box cutting or filling in Road embankment in all sorts of soil including spreading the spoils properly over the flank as necessary or on berm to approximate grade & camber and rolling the sub-grade with power roller to proper camber and grade as per direction and satisfaction of Engineer-in-charge including uprooting and removing plants and jungles when and where necessary. (a) Depth up to 150 mm.

Water Bound Macadam Base Course Providing, laying, spreading & compacting stone aggregates of specific sizes to water bound macadam specification incld. spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade & camber, applying &brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading & making necessary earthen bundh of one metre width on each side & preparing the bed by necessary cutting or filling, including cost of all materials & hire & labour charges of all men & machinery & compacting to the required density, as per Cl. 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) Grading-I Aggregate (63 mm to 45 mm) Using Stone Screening Type A (13.2 mm): manual means.

Bituminous Macadam using Mobile Hot Mix Plant (Light Duty) Providing and laying bituminous macadam with Mobile Hot Mix Plant (Light Duty) using approved crushed aggregates of specified grading as per Table 500.7 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature by means of approved and suitable arrangements to the required grade, level and alignment and rolled with suitable power roller for breakdown, inter-mediate and finished rolling as per specification to achieve the desired compaction including cost and carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel and Lubricants and wages of operational staff, quality control complete as per Specifications for Road & Bridge Works of MoRT&H (5th Revision). For Grading 2 (19 mm nominal size, 50-75 mm thick.).[FINAL COMPACTED THICKNESS 50 MM]

Prime Coat Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Cl. 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For WBM / WMM Surface: (with primer @ 0.70-1.0 kg/sqm).

Tack Coat Providing and applying tack coat with Cationic Bitumen Emulsion of approved grad e conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including Cost and carriage of emulsion, hire charges of Machinery and lab our, cost of fuel and lubricants all Complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) On Bituminous Surface (Using Bitumen Emulsion at the rate of 0.20 to0.30 kg. per sq m.).

Repairing pot-holes and making up small depressions with ramming or power rolling including screening, cleaning chips or metals and washing, drying as necessary and heating the chips or metal where necessary, cutting pot holes to regular shapes with vertical edges, cleaning the disintegrated materials, heating matrix and applying tack coat (including sides), finishing the top of repaired surface levelled with adjoining area, including cost and carriage of stone aggregates and matrix, excluding cost of applying tack coat. [Tack coat is to be considered separately] ii) By grouting method using matrix @ 70 kg / m3 of loose net volume of course aggregate. Requirement of key aggregate may be taken as 10% of coarse aggregate and size 11.2 mm.

Providing and laying Bituminous Profile Corrective Course using Mobile Hot Mix Plant (Light Duty) and using aggregates of Grading-2 of Table-33 premixed with 75kg of bitumen per cum, transported to site laid over a previously prepared surface at specified laying temperature to the required grade, level and alignment, as per specification to achieve the desired compaction including cost and carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, quality control complete as per direction of Engineer-incharge.Add cost & carriages of materials to get the final consolidated rate.

Construction of shoulders (Hard shoulders) Construction of hard shoulder using brick bats including spreading of brick bats in uniform layers mechanically /manually on prepared surface,compacting with vibratory roller to achieve the desired density ,lighting,guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges ciomplete.

Dressing and chilchalling Road flanks including cutting and filling with earth up to 150 mm average thickness finished with outward cross-grade of 1 in 30.