Department Of Atomic Energy Tender

Providing and applying tack coat using bitumen emulsion conforming to IS:8887, using emulsion on bituminous surface @ 0.25kg/sqm pressure distributer etc. including preparing the existing road surface by removing all kinds of unwanted, foreign and loosely stuck materials using manual /mechanical means including scrubbing with hard wire brushes, brooming, collecting and disposing off the unserviceable material followed by intensive application of high pressure (@ 4 - 6 Kg. /Sq.M) compressed air jetting for removing all kind of dirt / dust etc.all complete as per the specifications and direction of Engineer-In-Charge.

Providing, Laying and Rolling open graded Premix Carpet produced through hot mixing of stone aggregate ( size conforming to Section: 500 of MORT&H Specifiactions) with bitumen of specified source and specifications (VG-30 Grade conforming to IS: 73 from Indian Oil Corporation) @ 5.0 % by weight of Total Mix in Automated Hot Mix Plant (having provision for verifying weights and temperatures of individual ingredient as well hot-mix) in specified thickness, transporting the hot mix to work site, laying with Paver Finisher of appropriate width and consolidated with 8-12 MT road roller to achieve the desired compaction complete, followed by finishing with 8-12 MT vibratory roller for bringing the finished surface to true gradient , camber, straight edge etc. all complete as per Section: 500 of MORT& H specification, drawings, Technical specifications and direction of Engineer In Charge. Note: Pre-qualification and acceptance of all the contractor's eqipments by HWP(K) for their working condition, capacity, adequacy for work etc. shall be mandatory before deployment at works

Providing, Laying and Rolling Premixed Seal Coat as per section 500 of MORT&H Specification in 10mm compacted thickness by using paver Finisher of suitable width using hot mix of fine aggregate – bitumen (fine aggregate passing 2.36 mm sieve and retained on 180 micron sieve, mixed with bitumen of grade VG-30 conforming to IS – 73 source from Indian Oil Corporation) with Bitumen content of 6.0% by weight of total mix, evenly mixed in hot mix plant, consolidating with 8-12 MT roller and finished with 8-12 MT Vibratory roller to a uniform thickness surface including spraying the rock dust of specified fineness (as per section 500 of MORTH specification) liberally on the surface and brooming/ cleaning the surface followed by fanning with compressed air for removing all loose dirt and foreign material etc. complete as per specification and direction of Engineer-in-charge.) Note: 1. Pre- Qualification and acceptance of all the contractor’s equipments by HWP(K) for their working condition, capacity, adequate for work etc. shall be mandatory before deployment at works. 2. Contractor shall lay the seal coat with in 4-6 hours after completion of laying & rolling of the pre mix carpet otherwise contractor shall apply tackcoat while doing seal coat at his own cost and no loss whatsoever on this account will be entertained by the department.