WIDENING OF ROAD FROM INSTITUTE TO COMPLEX UNDER GE NAMS

Excavating over areas, not exceeding 1.5 m deep, and getting out in soft/loose soil, complete all as specified and as directed.

Rolling and consolidating formation surfaces in cutting with an 8 to 12 tonne roller, including filling depressions which occur during rolling, complete all as specified and as directed.

Material and labour for 150 mm thick spread thickness as in soling (or sub-base) with broken boulders or quarried stone, interstices filled, surface formed, rolled and consolidated to the required gradient and camber complete all as specified and as directed.

Material and labour for 150 mm thick (compacted thickness) WBM using granite or trap stone coarse aggregates of Grading 2 (63 to 40 mm size) or Grading 3 (50 to 20 mm size), spread, rolled and consolidated to the required gradient and camber, etc., complete all as specified and as directed.

Material and labour for applying an even priming/tack coat of VG-10 @ 8 kg per 10 Sqm, complete all as specified and as directed.

Material and labour for preparing black top surface by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc.

Material and labour for applying an even priming/tack coat of VG-10 @ 2.5 kg per 10 Sqm, complete all as specified and as directed.

Material and labour for premix bituminous macadam laid, rolled and compacted to the required gradient and camber (consolidated thickness 75 mm or less) with a binder content of 4% by weight of the total mix, using coarse aggregate Grading 2 (up to 20 mm size), rolled with a 10 to 12 tonne power road roller, complete all as specified and directed.

Material and labour for bituminous premix asphaltic dense concrete, 30 mm thick (consolidated thickness), with paving bitumen VG-30, 5.5% binder content by weight of the total mix, mixed in a hot mechanical plant, laid with a mechanical paver, rolled and compacted with an 8–12 tonne power road roller to the required camber and gradient, complete all as specified and directed. Note :- (a) Material for SDAC shall be mixed in hot mixing plant. (b) Mix design of bituminous SDAC will be got done from approved lab. (c) The SDAC shall be laid with mechanical mixer as specified in clause 20A27 of MES SSR Part-I the spreading of SDAC shall be done by mechanical sensor Paver only.

Removing excavated material, not exceeding 50 m, and depositing where directed at a level not exceeding 1.5 m above the starting point, as in soils. Complete all as specified and directed.