Reconstruction work by SDBC/ interlocking tiles on internal roads damaged due to excessive rains in Ward No. 3, 51, 52, 53, 54, 55, 56, 57, 58 and 65 under Municipal Corporation of Raipur Vidhansabha at Distt. Dehradun. Under C.M.Ghosna No. 1213/2021

Amount

Excavation for roadway in soil by mechanical means including cutting and pushing the earth to site of embankment upto a distance of 100 m, including trimming bottom and side slopes in accordance with requirements of lines, grades and cross-sections.

Construction of Gravel/ Soil Aggregate Subbase/ Base by providing well grade material of nominal maximum size grading 40 mm as per Table 2.3 of IRC SP 77-2008, spreading in uniform layers with tractor mount appropriate grading arrangements on prepared surface, mixing by mix in place method at OMC with tractor mount appropriate rotavator attachment and compaction with three wheel 80-100 kN Static Roller capacity to achieve the desired density complete as pe specifications contained in Para 2.2, 3.6 and 3.7 of IRC SP 77-2008.

Providing, laying, spreading & compaction of stone aggregates of specific sizes to WBM specifications including spreading in uniform thickness, hand packing, rolling with power roller 8-10 tonn in stages to proper grade & camber, applying & broomingrequisite type of binding material to fill up the intristices of coarse aggregates,watering & rolling, making necessary earthen bund to protect edges lighting, guarding & barricadings, & maintenance of diversions etc.[Grading of no-3] ( 22.4-53mm size mm size).By Manual Means

Providing and Laying of Interlocking Concrete Block Pavements of M-40 Grade having thickness 80 mm as per drawings and Technical Specification Clause 1504.

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 P.C.C. grade M 20 Nominal mix (1:2:4) (For height upto 5 m)

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.20 to 0.25 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503

Providing and laying bituminous macadam with hot mix plant using crushed aggregates of grading as per Table 500.4 premixed with bituminous binder,transported to site upto a lead of 1000 m laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired compaction as per Technical Specification Clause 504.(Bitumen VG-10 @ 3.3% of the weight of mix has been used for analysis purpose.The choice of bitumen will depend upon the prevailing site conditions and shall be in accordance with Clause 504 of MORD)

Providing and laying Semi Dense Bituminous Concrete with 100-120TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5% 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. 508 complete in all respectsGrading II - 10mm using VG - 10 bitumen

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