Strengthening of Road from Tarwan to Patal via Hindegir (L-19.825 Km.) PKG-RWD/HAZ/STPKG/11/2023-24

Road from Tarwan to Patal via Hindegir Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area as per Technical specification S.O.R. Item No. 2.02

Construction of sub-grade and earthen shoulders with approved material obtained from Borrow pits with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300-2. S.O.R. Item No. 3.18

Scarifying of Bituminous surface Dismantaling of flexible pavement (Bituminous Coarse) as per Technical specification S.O.R. Item No. 2.05 (ll) (A)

Granular Sub Base with Grading-ll Material(By Mix in Place Method) Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (By Mix In Place Method)With Grading-Il Material S.O.R. Item No. 4.01 B (ii)

Wet Mix Macadam (Plant Mix Method)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 grader in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

Primer Coat Over WMM Providing and applying primer coat with SS1 grade bitumen emulsion 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 Techanical specification Clause 503 S.O.R. Item No. 501 A (i)

Tack Coat on Granular Surface treated with Primer Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.25 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.As per Techanical specification Clause 503 S.O.R. Item No. 502(ii)

Tack Coat on BT Surface Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom.As per Techanical specification Clause 503 S.O.R. Item No. 502(i)

Bituminous Macadam Grading ll Providing and laying bituminous macadam with higher capacity hot mix plant using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction.

Semi Dense Bituminous Concrete,Grading-llProviding and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @3.4 percent of 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 MORT&H specification clause no. 507 complete in all respects. S.O.R. Item No. 5.7(MORTH & H4TH)