Repairing of pot holes of bituminous coal transportation Arterial road from VTC to diversion before Junad Bus stop at Ukni deep OCM under Ukni-Junad Sub Area.

Amount

Dismantling of Flexible Pavements and disposal of dismantled materials up to a lead of 1000 metres, stacking serviceable and unserviceable materials separately.By Manual Means Granular courses

Providing and constructing 75mm. thick Modified Penetraction Macadam (MPM) road surface including all materials, preparing the existing road surface, spreading 40mm.stone layers metal 30% crusher broken metal+70% Hand broken metal (By breaking Rubble obtained by blasting), heating and spraying the bitumen of VG-30 grade@2kg/sqm, spreading 12mm. size chips compacting with three wheel static roller having weight 8to10MT.to achive the desired degree ofcompaction per Technical Specification Clause506 etc.complete as including applying tack coat of VG10 grade bitumen a tthe rate of 0.30 Kg Sqm.on existing bitumen surface. (For Repair works only)

Providing and applying tack coat with low viscosity bitumen of VG 10 grade using bitumen pressure sprayer on the prepared bituminous/granular surface cleaned with mechanical broom and as per relevant clauses of section-503 of specifications.(ii) @0.30 kg per sqm (dry & hungry bituminous surfaces /granular surfaces treated with primer)

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 capacity and Paver finisher Hydraustatic with Sensor. (ii) for GradingII(19 mm nominal size) bitumen content 3.5%

Providing and laying seal coat sealing the voids in 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. (ii) Case - II : Type B (Providing and laying of premix sand seal coat with HMP of appropriate capacity not less than 75 tonnes/ hours using crushed stone chipping (aggregate shall pass 2.36mm seal and retained to 180 micron sieve) and penetration bitumen of suitable grade all complete as per clause 511 of specification.

Construction of granular sub-base by providing well graded material like natural sand crushed gravel or crushed stone having CBR >30, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator or plant mix method at OMC, and compacting with vibratory rollers of 80 to 100 kN static weight to achieve the desired density, complete as per Clause 401 of Specification. (A) Plant Mix Method (ii)For Grading-II Material

Total impact of GST for the purpose of CTC

Shri R. V. Umbarkar