CONSTRUCTION WORK OF A SMALL BRIDGE IN PLACE OF A NARROW CULVERT AT KM 33 OF BISANDA ORAN NANDI BHAURI ROAD - SH NO 133

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work.

Sand filling in plinth including supply of necessary quantity of sand the site of work & including watering, dressing etc. Rate to include cost of all materials, labour and tools & plants etc. required for proper completion of the work.

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Plain/Reinforced Cement Concrete M25 in foundation M25 in raft & app. slab as per drawing and Technical Specification.

Plain/Reinforced Cement Concrete M25 for wall (abutment & pier) & slab etc. complete as per Drawing and Technical Specifications.

Providing and laying Cement concrete wearing coat M-30 grade EX.cluding reinforcement complete as per drawing and Technical Specifications

Supplying, fitting and placing uncoated HYSD bar reinforcement in Super structure complete as per drawing and technical specifications

Plain (PCC M20) Cement Concrete etc. complete as per Drawing and Technical Specifications. (for Curtain wall )

Providing and laying Flooring complete with Rubble stone laid in cement mortar( 1:3), as per drawing and Technical specifications laid over cement concert bedding.

Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specification.

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia PVC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing foce. Complete as per drawing and Technical Specifications

Pressure relife pipe of 100 mm dia shall be provided in Raft area, 0.5x.0.5 m below pressure relife pipe shall be provided in the form of invert filter.

Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg each complete as per drawing and Technical specification.

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8

Dewatering of water if necessary at the time of excavation, concreting, massonary work upto sub soil water level including hire charges of 5HP Pump (SOR)

Approach Road Construction of embankment with approved material obtained from borrow pits with a lift up to 1.5 meter transporting to sites spreading grading to require slope and compaction to meet requirement of table 300.1 & 300.2 with a lead up to 50 meter as per MORD technical specification cause 301.5 MORD sepecification 301.5(i) S.No. 3.4

Construction of Granular sub base by providing coarse graded material, mixing in a place method at O.M.C. carriage of mixed material to work site, spreading in uniform layer with motor grader on prepared surface and compacting with vibtatory power roller to achive the desired density complete as per clause 401.

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.

Providing , laying and spreading of graded stone aggregate (WMM) after mixing with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying with 1% OPC cement and 3.5% Emulsion in uniform single layer on sub base/subgrade and compacting with the road roller to achieve the desire density.

Providing and applying tack coat with bitumen (VG-10) using Bitumen pressure distributor at the rate of 0.25 kg per sqm on the prepared bituminous/ granular surface cleaned with mechanical broom.

Providing and applying tack coat with bitumen (VG-10) using Bitumen pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/ granular surface cleaned with mechanical broom.

Providing and laying dense graded bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder as per Job Mix by weight of total 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. 507 complete in all respects.

Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder as per job 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. 509 complete in all respects on DBM

Construction of Subgrade and Earthen Shoulders with approved material obtained from borrow pits with all lifts and loads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m. as per technical specification clause 303.1 including stablization with 2% slaked lime including mixing with rotavator complete.

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