tender for kiifb-patch repair work-pallimukk mukkadavu road-general civil work - supplying and stacking 12mm hard blue granite broken stone in standard heaps for measurement ( irc 3.2.1.a ) 3 55.4:supplying and stacking 36mm size hard broken stone in standard heaps for measurement. 4 3.15:scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material with in all lifts and lead upto 1000 metres by mechanical means
5 4.12:providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at omc in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density. 6 5.1.a:providing and applying primer coat with bitumen emulsion ( ss ) on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.70 - 1.0 kg / sqm using mechanical means. 7 55.7.a:providing bitumen leveling coarse between 40mm and 150mm with 36mm deptl metal by spreading the metal to line and levels and rolling until the compacted coarse aggregate has a firm surface and applying hot bitumen with pressure sprayer at the rate of 20 kg per m3 metal including all cost of bitumen conveyance heating mixing spreading in appropriate locations to proper levels compacting with power roler and other sundry stores. 8 55.8.a:filling up pot holes ( cut and formed to regular shapes and all loose and defective materials removed ) after supplying a prime coat of hot bitumen using 36mm departmental broken stone and compacting with power roller to get a compact surface. 9 55.9.a:filling up pot holes ( cut and formed to regular shapes and all loose and defective materials removed ) after supplying a prime coat of hot bitumen using 12mm departmental broken stone and compacting with power roller to get a compact surface. 10 5.2.b:providing and applying tack coat with bitumen emulsion ( rs ) using emulsion pressure distributor at the rate of 0.25 - 0.30 kg per sqm on the prepared granular surface cleaned with mechanical broom. 11 od191497 / 2022-2023:mix seal surfacing -providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.9 mm ( type-a ) or 13.2 mm to 0.9 mm ( type-b ) aggregates using penetration grade bitumen to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 8-10 kn static roller and finishing to required level and grades as per technical specification clause 509 of mord. ( total usage of bitumen 27kg / 10m2 12 10.3:maintenance of earth shoulder ( stripping excess soil ) from the shoulder surface to achieve the approved level and compacting with plate compactor 13 3.24.a:construction of unlined surface drains of average cross sectional area 0.40 sqm in soil by mechanical means to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. excavated material to be used in embankment within a lead of 50 metres ( average lead 25 metres )
14 od110109 / 2022-2023:engaging tipper - 5 cum for carrying out excess soil and placed in position as required. 15 od110110 / 2022-2023:engaging hydraulic excavator of 1cum bucket excavating excess soil and maintaining berm. 16 od110111 / 2022-2023:engaging man mazdoor for clearing blockage of culverts, placing in position of covering slab, assisting etc 17 2.2:clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area