REPAIR/ RESURFACING TO INTERNAL ROADS AND ROAD FURNITURES AT GUWAHATI UNDER GE GUWAHATI

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 applying tack coat at the rate of 5 kg per 10 Sqm, putting in bituminous macadam well rammed (including supply of bituminious carpet, binder and chhipping) and sealed with bitumen 9.8 kg per 10 sqm blinded with 0.09 cum stone chippings, 6.3 mm size depth of pot holes exc 30mm and rolled and compacted with power roller 8 to 10 tonnes to required camber and gradient 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 ₹67 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.

M & L for bituminous premixed carpet, 40 mm consolidated thickness with 0.54 cum of stone chippings mixed with 29.2 kg of binder (using paving bitumen VG30 grade), rolled and compacted to required camber and gradient with 8 to 12 tonne power roller, complete all as specified and as directed.

M & L for liquid seal coat, applying evenly binder (using paving bitumen VG30 grade) @ 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 complete all as specified and as directed.

Supply and fixing in repair 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, 3 pieces each side and total 6 pieces are used for high brightness and backup for 12 hours completed as per manufactures instructions etc complete all as specified and as directed.

S&F in repair cat eye solar reflective type of metal body alloy of size 100mm x 100mm x 20mm with PAMA striplens reflector of model No. DA 972.0 fixed with and incl MS stud of suitable size as per manufactures instructions complete all as specified and directed.

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 @ 300gms/ 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.

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