SPECIAL REPAIR TO BLACK TOP ROAD FROM OLD QUARTER GD TO COOK HOUSE APPROX 150 MTR AND EXISTING ROAD AT CERTAIN UNIT UNDER GE NARANGI

Repair to potholes any depth, not exceeding 1 sqm each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc., cutting around edges to at least 30 mm in depth making good by applying tack coat with cationic bitumen emulsion RS-1 grade at the rate of 3 kg per 10 sqm of surface, putting in premix as specified for thin bituminous carpet and sealed with liquid seal coat, applying evenly binder (using paving bitumen) @ 9.8 kg per 10 Sqm binding with 6.3 mm size stone chippings @ 0.09 cum per 10 sqm and rolled to a uniform smooth surface with 8 to 12 tonne power roller (including supply of premix binder and aggregate) complete all as specified and as directed.

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area not exceeding 400 sqm, depth exceeding 50 mm but not exceeding 100 mm complete all as specified and as directed.

M & L for 7.5 cm thick (compacted thickness) WBM, with coarse aggregates of granite, trap or basalt of grading 2 (63 to 45 mm size) or of grading 3 (53 to 22.4 mm size), spread, rolled and compacted to required gradient and camber with three wheel-power roller of 80 to 100 kN capacity or an equivalent vibratory roller complete all as specified and as directed.

M & L except materials for 7.5 cm thick (compacted thickness) WBM, with coarse aggregates of granite, trap or basalt of grading 2 (63 to 45 mm size) or of grading 3 (53 to 22.4 mm size), spread, rolled and compacted to required gradient and camber with three wheel-power roller of 80 to 100 kN capacity or an equivalent vibratory roller complete all as specified and as directed.

Preparing unsurfaced water bound macadam surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags or compressed air to remove all loose dirt etc. complete all as specified and as directed.

Preparing existing black top surfaces 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. complete all as specified and as directed.

M&L for applying a tack coat of cationic bitumen emulsion (RS1) conforming to IS: 8887 at a rate of application of 0.20- 0.30kg/ sqm on bituminious surface as specified in Table- 500-3 of MoRTH specifications for road and bridge work 2013, using mechanical sprayer after cleaning of existing surface complete all as specified and directed .

Material and labour for providing premixed bituminous macadam laid/rolled and compacted to required gradient and camber using 8 to 10 tone capacity power roller (consolidated thickness 75mm or less) using paving bitumen (VG 30 Grade) @ 4% by weight of total mix complete all as specified and directed. Note:- (i) The exact bitumen content required shall be determined Mix Design procedure and approved by GE. The adjustment in rate on MINUS side variation in quantity of bitumen if any shall be priced at the rate of ₹70 per kg. No claim whatsoever shall be made for adjustment in plus side. (ii) Bituminous macadam shall be laid using self propelled hydrostatic paver finisher and preparation of mix shall be using hot mix plant and transporting the mix in tipper.

Material and labour for bituminous premixed semi-dense asphaltic concrete, 40mm consolidated thickness using 5.5% paving bitumen (VG 30 Grade) binder content any penetration by weight of total mix, mixed in central computerized hot mix plant and laid using mechanical self propelled paver and rolled and compacted with 8 to 12 tonne power roller to uniform surfaces with required camber and gradient complete all as specified and as directed. Note:- Semi dense asphaltic bituminous concrete shall be designed as per design mix. Contractor shall quote his unit rate considering the bitumen contents as 5.5 %. Any variation in binder content on minus side shall be adjusted at the rate of ₹70.00 per KG of binder. No adjustment in price shall be made if the variation is on plus side.

M&L for preparation of new or previously treated surfaces to receive thermostatic paint and applying road marking with hot applied thermoplastic compound with reflectorizing glass beads on bituminious surface 2.50mm thick including reflectorizing glass beads @ 250gms/ sqm area as per IRC: 35- 1997 and finished the surface in proper level, uniform, free from steaks and holes complete all as specified and directed.