ROADS

RBR-SBBS-11 B: Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN / Vibratory Roller 80-100 kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406 MORD / MORTH. FOR BT ROAD

RBR-BASC-1(b): Providing and applying primer coat with bitumen emulsion (CSS1) 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 Tech. specification No 502 MORTH. FOR BT ROAD

RBR-BASC-2(V): 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 surface cleaned with mechanical broom as per Tech. specification No 503 MORTH. FOR BT ROAD

RBR-BASC-7: Providing and laying dense graded bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 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. 507 complete in all respects. - Grade - II FOR BT ROAD

RBR-BASC-9: Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 per cent 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. 509 complete in all respects. -GRADE II FOR BT ROAD

RBR-FNDN-1- ( I-A-i ) In ordinary soils, up to 3.00 Mts depth below GL by Manual means: Earthwork excavation in all kinds of soil for Pipe line trenches as per drawings and technical specifications including setting out, removal of stumps and other deleterious material , dressing of sides and bottom as per Technical Specification 305 MoRD / 304 MoRTH and as directed by the departmental officer including protecting the existing utility services wherever it is possible during the execution and taking all precautionary measures in the restricted areas for laying sewer/water pipe lines including divertion of traffic and backfilling in trenches with excavated suitable material and disposal of remaining earth upto a lead of 50 m, including all incidental and operational charges etc., complete FOR CC ROAD

RBR-SBBS-11.B : Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with Vibratory Roller 80-100 kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406 MORD / MORTH. FOR CC ROAD

RBR-CCPV-5: Construction of un-reinforced, dowel jointed at expansion and construction joint only, plain cement concrete pavement, thickness as per design, over a prepared sub base, with 43 grade cement or any other type as per Clause 1501.2.2 M30 (Grade), coarse and fine aggregates conforming to IS : 383, maximum in a concrete mixer of not less than 0.2 cum capacity and appropeiate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including levelling the formwork as per drawing), spreading the concrete with sholvels, rakes, compacted using needle, scareed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant, dowel bars, near approaches to bridge / culvert and construction joints, admixtures as approved, curing of concrete slabs for 14- days, curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501 MORD. FOR CC ROAD

Vaccum dewatering of freshly laid cement concrete floor using 100% air tight suction mat of suitable size and length,vaccum pump to maintain vaccum pressure 0.7-0.8 atmosphere as per the standard procedure,floating with power floater,vibrating using Screed vibrator, mechanical trowelling, finishing with sound edges and corners,including hire and operational charges of machinery ,labour,fuel etc,complete for finished item as directed by the Engineer-in-Charge. FOR CC ROAD

Groove Cutting of 2-4 mm for 1/3rd depth of concrete slab using concrete groove cutting machine with diamond studded saw within 24 hours of casting of CC pavement For CC Pavement 100mm to 200mm thick FOR CC ROAD

Carting of surplus excavated earth /rock/ soil or any debris for a lead of 5kms from the site to suitable place including loading, unloading charges, cost & conveyance, dumping, labour charges, all leads & lifts and other incidental and operational charges etc., complete as directed by the Engineer in Charge. FOR CC ROAD

Granular sub-base/base/surface course with local materials (Table 400.13) by mix in place method normal Construction of granular sub-base by providing local material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at once and compacting with smooth wheel roller to achieve the desired density complete as per Clause 401.4 as per Technical Specification Clause 408 MORD. FOR METAL ROAD

RBR-EECD-16-ii: Loosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.1 and 300.2 for subgrade construction as per Technical Specification Clause 303.5.2 MORD / 305 MORTH. FOR METAL ROAD

RBR-SBBS-10 Providing, laying, spreading and compacting stone aggregates of graded metal to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller/ Vibratory Roller 80-100 kN in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405 MORD. { WBM Grading 3 (using Graded Metal) } FOR METAL ROAD