REPAIR AND MAINT OF ROAD AT ZONE B R I II AT BORARUPAK AND ALONG MIL STN UNDER GE 872 EWS

Amount

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 evenly a tack coat with bituminous primer (paving grade bitumen VG-10 grade) @ 5 kg per 10 sq metres complete all as specified & as directed.

Scarifying or picking gravelled, macadam or bituminous macadam surfaces in area exceeding 400 sqm, depth of pot hole exceeding 50 mm but not exceeding 100 mm including removing and stacking not exceeding 50 metres and including rolling over the broken surfaces using 8 to 10 tonnes power roller to required camber and gradient 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.

M & L for applying evenly a priming coat with bituminous primer (paving grade bitumen VG-10 grade) @ 10 kg per 10 sq metres complete all as specified & as directed.

M & L for bituminous concrete 40 mm (compacted thickness) using graded crushed stone aggregate premixed with binder (paving grade bitumen VG-30 grade) @ 5.5% by weight of total mix & hydraulic lime/cement(OPC-43 Grade) filler, rolled and compacted to required camber and gradient complete all as specified and as directed. Note :- (i) Semi dense bituminous concrete 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. (ii) The exact bitumen content required shall be determined following the Marshall Mix Design procedure contained in the Asphalt Institute Manual MS-2 (Sixth Edition) as referred in case 3.5.3 of IRC 111: 2009. The adjustment in rate on MINUS side variation in quantity of bitumen if any shall be priced at the rate of ₹60 per kg. No claim whatsoever shall be made for adjustment in plus side.

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 25 mm in depth, making good by filling in screened and graded road metal, watering and well ramming and applying tack coat at the rate of 5 kg per 10 Sqm, putting in bituminous macadam well rammed and sealed with bitumen 9.8 kg per 10 sqm blinded with 0.09 cum stone chippings, 6.3 mm size and rolled and compacted with power roller 8 to 10 tonnes to required camber and gradient complete all as specified and as directed.

Supply and fix solar cat eye aluminum alloy shall (100% water proofing design according to 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/ 0.3 watt one NI-ed rechargeable battery (1.2V/ 1600MA) consisting of super bright LED with 10,000 to 18,000 mcd completed as per manufactures instructions etc complete all as specified and as directed.

M/S A K BROTHERS (BID ID -3085856)

KAILSON (BID ID -3087219)

M/S R.B. Construction (BID ID -3087440)

M/S Shankar Boro (BID ID -3087804)