NHIDCL/RO-Agt/W/T/Tel-Harina PkgIII/328

Granular Sub-Base with well Graded Material(using Jhama brick aggregate) (Table: 400.1) A. By Mix in Place Method Construction of granular sub-base by providing well graded material(Jhama Brick aggregate, as per Table: 400.1,Grading-I),spreading in uniform layers with tractor with attachments or motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, applying and brooming sand to fill up the interstices of coarse aggregate, watering and compacting with smooth wheel roller to achieve the desired density, complete as per MoRT&H Technical specification clause 401.

Wet Mix Macadam Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam(WMM) specifications, including premix of the material with water at Optimum Moisture Content(OMC), in mechanical mix plan carriage of mixed material by tipper to site, laying in uniform layers with paver finisher in sub-base/base course on well prepared compacting with vibratory rollers to achieve the desired density, complete as per MoRT&H Technical Specification Clause 406(A) by Manual Means

Prime Coat: Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.6 kg/sqm using mechanical means as per MoRT&H Technical Specification Clause 502.

Tack coat Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous / granular surface cleaned with Hydraulic broom as per MoRT&H Technical Specification Clause 503.

Bituminous Concrete. Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @ 5.2 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 MORTH specification clause No. 507 complete in all respects.(Grading-II) i. With Viscicity Graded Bitumen of VG-30

Maintenance of Earthern Shoulder(filling with freshly selected soil) Making up loss of material/irregularities on shoullders to the design level by adding fresh approved selected soil and compacting it with appropriate equipmment at OMC upto a lead of 1000 m as per MoRT&H technical specification Clause 3003