Improvements to SH96 DevanahalliKempapura Road from Km 6872 to Km7570 in KGF TalukaKolar DistCRIFKNT202627034

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials by (tractor) and stacking of serviceable material to be used or auctioned, including removal and disposal of top organic soil not exceeding 150 mm in thickness including lead, lift, unloading, loading, all labour,material, usage charges of all machineries etc., and with all other incidental chagres complete. By Mechanical Means.In area of Light jungle and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Construction of unlined surface drains of average cross sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions to the requirement of clause 301 and 309. Excavated material to be used in embankment, including all lead, lifts, loading, unloading, all labour, material, usage charges of all machinery and with all other incidental chagres etc., and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Scarifying the existing bituminous surface to a depth of 50 mm and disposal of scarified material within all lifts and leads, including Loading,unloading, all labour,material, usage charges of all machinery and with all other incidental chagres etc., complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Construction of sub-grade and earthen shoulders with approved material obtained from borrow pits, transporting to site, spreading, grading to required slope and compacted to meet requirement of table No. 300-2 laid in layers not exceeding 250 mm thick and compacting it by mechanical means after adding water to its OMC, so as to achieve 97% compaction of maximum dry density and finish the surface to the required camber, grade and cross section etc., spreading, grading by motor grador, consolidation by roller including all lead, lifts, loading, unloading, all labour,material,transportation, usage charges of machinery and with all other incidental chagres etc., complete.and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 including protection of edges of GSB layer, cost of all materials, labour, usage charges of all machinery, lighting, guarding, barricading, maintenance of diversion road, loading & unloading all lead, lifts all labour,material,transportaion, usage charges of machinery and with all other incidental chagres etc., complete .Grading-II Material (Close graded). and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work. As per job mix

Providing, laying, spreading and compacting graded stone aggregate as per table 400-12 & 400-13, 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 in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density of 98% including protection of edges of WMM layer, cost of all materials, labour, usage charges of all machinery, lighting, guarding, barricading, maintenance of diversion road,transportation, loading & unloading all lead, lifts and with all other incidental chagres etc., complete, Laying Using Grader and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.As per job mix

Providing and applying primer coat with SS1 bitumen emulsion complying IS-8887 on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means.as per table-500-3, including cost of all materials, labour, usage charges of all machinery,lead ,lift, loading & unloading, transportation and with all other incidental chagres etc., complete and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Providing and applying tack coat with bitumen emulsion(RS1) using emulsion pressure distributor at the rate of 0.25 kg per sqm on the prepared granular surface cleaned with mechanical broom & dusting by air compressor and spraying including cost of all materials, labour, usage charges of all machinery, lead, lift, loading & unloading, transportation and with all other incidental chagres etc., complete .Tack Coat on Granular surfaces treated with primer and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Providing and applying tack coat with VG 10 grade bitumen using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom & dusting by air compressor and spraying ncluding all lead, lifts, loading, unloading, all labour, material, usage charges of all machinery and with all other incidental chagres etc., and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work.

Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates as per table 500-7 of specified grading premixed with bituminous binder VG-30 grade paving bitumen as per clause 504.3.1 complying with IS-73-2013 of specified grading, premixed with bituminous binder at 4.5 per cent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects including cost of all materials all labour, usage charges of all machinery all lead, lifts, loading, unloading stacking transporting and with all other incidental chagresetc., complete, 50-75 mm compacted thickness.Grading -II and complete as per specification and as per the direction of the Engineer-In-Charge for successful completion of work. as per job mix Note:protection of dense graded Bituminous Macadam layer is as per clause 504.5 of MORTH specification for roads and bridges work Vth revision.