SPECIAL REPAIR OF ROAD FROM CSD GATE OF CERTAIN UNIT TO ARF AND OTHER LOCATIONS UNDER AGE BR-I AT BENGDUBI MIL STN UNDER GE BENGDUBI

Amount

Scarifying or picking of existing WBM/gravelled macadam or bituminous macadam surfaces of area exc 400 sqm and depth exc 50 mm and n.exc 100 mm including removing of debries etc from site to a distance n.exc 50 metres, complete all as specified and directed.

M&L for laying 75mm thick (compacted thickness) WBM with coarse aggregate of grading 2 (63 to 40 mm size) (lime stone, sand stone, flint or Quartzite), spread, rolled with power roller 8 to12 tonnes & consolidated to gradient/camber required etc, complete all as specified and directed.

M&L for preparation of unsurfaced water bound macadam by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt and applying evenly a priming /tack coat with cationic bitumen emulsion SS-1 confirming to IS 8887 @ 0.70-1.00 kg/sqm on surface of WBM as specified in table 500-5 of MoRTH specification for road and bridge work 2013, using mechanical sprayer complete all as specified and directed.

M&L for preparation of existing black top surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms & finally fanning the cleaned surface with gunny bags to remove all loose dirt and applying evenly a priming /tack coat with cationic bitumen emulsion RS-1 confirming to IS 8887 @ 0.20-0.30 kg/sqm on bituminous surface as specified in Table 500-5 of MORTH specification for road and bridge work 2013, using mechanical spraye, complete all as specified and directed.

M & L for repairs to potholes any depth, not exc 1 Sqm each including sweeping free from dust and mud or water, scouring sunken surfaces in roads, paths etc. cutting around edges to at least 25mm in depth, filling in screened and graded road metal, watering and well ramming (including supply of road aggregate, chippings etc), rolling with 8 to 12 Tonne Power Roller and making good to receive BM/semi dense asphaltic concrete etc complete all as specified and directed. (Note : Topping of BM/semi dense asphaltic concrete will be measured and paid separately under respective items of BOQ). of binder.

M&L for premix bituminous macadam with 4% binder content (paving bitumen of grade VG-30) by weight of total mix prepared in hot mix plant, laying of mix withself propelled sensor based mechanical paver, duly rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and vibrating roller (consolidated thickness 75mm or less) etc, complete all as specified and directed. Notes:- The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab/ NABL approved Lab and the same shall be got approved from the GE before providing Bituminous Macadum. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs 55 per Kg.

M&L for Bituminous premix semi dense asphaltic concrete 40mm consolidated thickness with 5.5% binder content (paving bitumen of VG-30 grade) by weight of total mix prepared in hot mix plant, laying of mix with self propelled sensor based mechanical paver, the surfaces rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and tandem vibrating roller etc complete all as specified and directed. Notes For Item 7 to 8:- The contractor's quoted rates shall also be deemed to include the following elements: (i) The contractor shall get the mix design done through Govt. approved Lab/ NABL approved Lab and the same shall be got approved from the GE before providing SDAC. (ii) In case of variation in the bitumen content as per approved design mix in comparison with the bitumen content as specified above, the variation in quantity of bitumen shall be adjusted @ Rs.55 per Kg . (iii) The thickeness of SDAC indicated above is the minimum thickness, Further, it is clarified that no payment for the addl. thickness in case required to be provided to achieve the desired levels, slope & making good the undulations etc, all as directed by the GE, shall be made.

M&L for Bituminous premix semi dense asphaltic concrete 30mm consolidated thickness with 5.5% binder content (paving bitumen of VG-30 grade) by weight of total mix prepared in hot mix plant, laying of mix with self propelled sensor based mechanical paver, the surfaces rolled and compacted to required camber and gradient with 08 to 12 tonne power roller and tandem vibrating roller etc complete all as specified and directed.

M & L for thermoplastic road marking paint, white or golden yellow @ 5kg/Sqm, conforming to BS-3262 applied on road/pavement as in lines, dashes, arrows, letters etc, exc 10 cm in width & of thickness not less than 2.5mm, with and including combination of retro-reflective glass beads 250 gm/ Sqm all as per manufacturer's instructions, using special applicator machine etc, complete all as specified & directed.

S&F 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, etc. complete all as specified and directed.

S&F 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 directed.

CHAKRABORTY AND SONS (BID ID -3127984)

M/S JANATA CONSTRUCTION (BID ID -3128924)

NEO BUILDERS (BID ID -3128336)

M/S DUTTA CONSTRUCTION CO (BID ID -3128919)

SHRI S K BHATTACHARJEE (BID ID -3128922)

KAMALA INDUSTRIES (BID ID -3128728)

M/S R. K. INDUSTRIES (BID ID -3128014)