Repairing of bituminous road from check post to RC office and approach road to Substation at Sasti Sub Area

Amount

Providing and constructing 75 mm. thick Modified Penetraction Macadam (MPM) roadsurface including all materials, preparing the existing road surface, spreading 40 mm.stone layers metal 100% crusher broken metal with conical crusher plant , heating andspraying the bitumen of specified grade @ 2 kg / sqm , spreading 12mm.ize chipscompacting with three wheel static roller having weight 8 to 10 MT. to achive the desireddegree of compaction as per Technical Specification Clause 506 etc.complete, includingapplying tack coat of specified grade of bitumen at the rate of 0.30 Kg Sqm. on existingbitumen surface. (VG-30 bulk bitumen rates are considered to arrive at rates)

Providing and applying tack coat with low viscosity bitumen of VG 10 grade using bitumen pressure sprayer on the preparedbituminous/granular surface cleaned withmechanical broom and as per relevant clausesof section-503 of specifications@ 0.25 kg per sqm (normal bituminous I.No.5.2 surfaces

Providing and laying bituminous macadam 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 and as per clause 504 of specifications.a) Using Batch Mix Plnt of appropriate capacityand Paver finisher Hydraustatic with Sensor.(ii) for GradingII(19 mm nominal size) bitumen content 3.5%

Seal Coat Providing and laying seal coat sealing the voidsin a bituminous surface laid to the specified levels, grade and cross fall using Type A and B seal coats all complete as per clause 511 of specification.Case - II : Type B (Providing and laying ofpremix sand seal coat with HMP of appropriatecapacity not less than 75 tonnes/ hours usingcrushed stone chipping (aggregate shall pass2.36mm seal and retained to 180 micron sieve)and penetration bitumen of suitable grade allcomplete as per clause 511 of specification.

Construction of granular sub-base by providingwell graded material like natural sand crushedgravel or crushed stone having CBR >30,spreading in uniform layers with motor grader onprepared surface, mixing by mix in place methodwith rotavator or plant mix method at OMC, andcompacting with vibratory rollers of 80 to 100 kNstatic weight to achieve the desired density,complete as per Clause 401 of Specification APlant Mix Method ) For Grading-I Material

Construction of granular sub-base by providingwell graded material like natural sand crushedgravel or crushed stone having CBR >30,spreading in uniform layers with motor grader onprepared surface, mixing by mix in place methodwith rotavator or plant mix method at OMC, andcompacting with vibratory rollers of 80 to 100 kNstatic weight to achieve the desired density,complete as per Clause 401 of Specification APlant Mix Method ) For Grading-III Material

Surface Dressing Providing and laying surface dressing as wearing course in single coat using crushed stone aggregates of specified size on a layer of bituminous binder laid on prepared surface and rolling with 8-10 tonne smooth wheeled steel roller all complete as per clause 509 of specification.I with 19 mm nominal chipping size &bitumen @1.2kg per sqm

Total impact of GST for the purpose of CTC

Pravis Enterprises Pvt. Ltd. (BID ID -1117065)

Alok Ranjeet Saha (BID ID -1117027)