Constructing black topping for Internal Raod at rehabilitation Gaothan Mangvali Titha and Kinjalicha Mal of Aruna Medium Project at Vaibhavvadi

Item No.1 Providing,laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, handpacking to proper grade and camber, applying and brooming requisite type of screening /binding Materials to fill up the interstices of coarse aggregate, watering and compacting with vibratory roller to the required density.By Mechanical Means- GradingII( Using Screening Type B (11.2 mm) Aggregate)

Item No.2:Providing and constructing 50 mm. thick Modified Penetration Macadam (MPM) road surface including all mataerials, preparing the existing road surface, spreading 40mm. stone metal layers 30% crusher broken metal + 70% Hand broken (by breaking rubble obtained by blasting) heating and spraying the bitumen of specified grade @ 1.75 kg/sqm, spreading 12mm.size chips compacting with static roller having weight 8 to 10 MT. to achive the desired degree of compaction as per Technical Specification Clause 506 etc. complete. Including picking of existing WBM surface.(VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.3 :BITUMINOUS MACADAM: Proving and laying bituminous macadam using crushed aggregates of Grading 1, premixed with bituminous binder, transported to site with VTS , laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired compaction for 80/100 mm compacted thickness with 3.3 % using specified grade of Bitumen. -- USING Batch mix type hot mix plant with SCADA, Sensor Paver, vibratory roller.(VG-30 bulk bitumen rates are considered to arrive at rates)

Item No. 04 Supplying hard murum/ kankar at the road site, including conveying and stacking complete.

Item No. 05 Spreading hard murum/ soft murrum/ gravel or kankar for side width complete

Item No. 06 Compacting the hard murum side widths including laying in layers on each side with vibratory roller including artificial watering etc. complete.

Item No.07 Open Graded Premix Surfacing- Providing and Laying OGC 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates premixed with bituminous binder transported to site with VTS , laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired compaction but excluding prime / tack and Seal coat. For Bitumen of specified grade--USING drum mix type hot mix plant with SCADA, Paver and Vibratory roller ( Over MPM Surface) (VG-30 bulk bitumen rates are considered to arrive at rates)

Item No. 08 Providing and applying tack coat on the prepared surface heating by fames in Boiler and spraying bitumen set footed in bitumen boller on B.T. surface 2.5 kg/10 sqm.(VG-30 bulk bitumen rates are considered to arrive at rates)

Item No. 09 Providing bituminous Type A liquid seal coat on bituminous surface including supplying all materials and bitumen of specified grade preparing existing road surface, heating and applying bitumen @ 0.98 KgSqm. by mechanical means, spreading chips and rolling, by static roller having weight 8 to 10 MT. etc. complete. (VG30 bulk bitumen rates are considered to arrive at rates)

Item No 10 Providing and laying cement concrete pipe of IS458:2003 NP-2 class of 450 mm diameter in proper line,level and slope including providing and fixing collars in cement mortar 1:2 and curing etc. complete.