Construction of 45.00 Mtr PSC Box Girder Bridge over Ratta Khad on Link road to village Akanwali ( SH C/O approach road on both sides )

Amount

Earthwork in excavation for structure as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 mtr, dressing of sides and bottom and backfilling in trenches with excavated suitable material. Ordinary soil up to 3 mtr depth including carriage of all labour, equipments and materials to various locations through all modes of transportation in all leads, lifts and all incidental charges

Providing and laying cement concrete 1:4:8curing complete including the cost of form work plain/reinforced concrete in retaining walls, breast walls as per drawing and HP.PWD Technical Specification. HPSR 2009 Item No. 11.14

Providing concrete for plain/reinforced concrete in open foundations mechanically mixed complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. P.C.C grade M 10 Nominal mix 1:3.6

Providing weep holes in stone masonry , plain reinforced concrete abutment , wing walls, return walls ,retaining walls with 100mm (Hundred millimetre) diameter, PVC pipe extending through the full width of the structures with a slope of 1 (one) vertical :20(twenty horizontal) toward drawing face complete as per drawing and M.O.R.D technical specification clause 614,709,1204.3.7 including carriage of all labour equipments and material to various location through all modes of transportation in all leads and lifts as per the direction of the Engineer-in-charge.

Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials 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 smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per Technical Specification Clause 405.

Providing and applying primer coat with bitumen emulsion (SS-I) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 Kg per square metre using mechanical means as per technical specification Clause 502. Low Porosity

Providing and applying tack coat with bitumen emulsion (RS-I) using emulsion distributor at the rate of 0.25 to 0.30 Kg per square metre on the prepared granular surfaces treated with primer and cleaned with hydraulic brooms as per technical specification Clause 503.

Providing and laying Bituminous concrete with 60-90 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 @ Min 5.4 per cent 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 MORT&H specification clause No. 507 complete in all respects of MORT&H Specifications 2013.-30 mm thick

Abhishek Kumar