Bitumenous work and interlocking tile construction work for damaged/unpaved internal roads in Suddhowala village, Sahaspur constituency, Dehradun district, under the State Sector.

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.Using Gravel mix soil

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller 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 2 as per Technical Specification Clause 405.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel 80-100 kN static roller 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.

Concrete with cement, coarse sand and 40 mm gauge stone ballast in proportion 1:4:8 in foundations and floors including supply of all material, labour and T&P etc. required for proper completion of the work. as per drawings and technical specifications Clause 802, 803, 1202 & 1203

Providing and Laying of Interlocking Concrete Block (M-35) Pavements having thickness 80 mm as per drawings and Technical Specification Clause 1504.

Providing concrete for plain/ reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 PCC grade M-20 Nominal mix 1:2:4

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry 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 of1000 m laid over a previously prepared surface with paver finisher to the required grade, leveland alignment and rolled to achieve the desired compaction as per Technical SpecificationClause 504.(Bitumen VG-10 @ 3.3% of the weight of mix has been used for analysis purpose. The choiceof bitumen will depend upon the prevailing site conditions and shall be in accordance withClause 504 of MORD)

Providing and laying Semi Dense Bituminous Concrete with the use of batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder and filler, transporting the hotmix to work site, laying with a hydrostatic paver finisher with sensor control to therequired grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specificationclause No. 508 complete in all respectsGrading II - 10mm using VG - 30 bitumen (bituminous binder @ 5 % of mix)