Renewal and improvement work by BM and BC in Dhunaghat-Reethasahib, Taladi- Reethasahib and Reethasahib- Minar section of State Highway No. 64 of Champawat district Under the Central Road Infrastructure Fund.

Amount

Construction of parapets on outer curves and scuppers / causeway

Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications PCC Grade M25 Height upto 5m Using concrete Mixer

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

White washing of parapet walls of CD work and tree truncks White washing two coats on parapet walls and tree trunks including preparation of surface by cleaning scraping etc. as per technical specifications Clause 1915

RETAINING WALL/ PROTECTION WORK

Excavation for Structures (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.)Ordinary soil Manual Means (Depth upto 3 m

Random Rubble Stone Masonry laid in 1:6 cement and sand mortar, in breast walls, retaining walls, parapets, scuppers, etc. including supply of all material, labour, T&P and royaltiies etc.

Random Rubble Masonary laid dry in breast wall,retaining wall, parapets,scupper etc. Including supply of all materials,labour,t & p& royality etc,required for proper complition of work.

Providing and Laying of Mechanically Woven Double Twisted Hexagonal shaped Gabions (Zinc plus PVC coated), of size 3mX1mX1m with two diaphragms at 1m interval, having mesh opening 100mmx120 mm, mesh wire diameter 2.7mm/3.7mm, edge/selvedge wire diameter 3.4/4.4 mm and lacing wire diameter 2.2/3.2 mm. (The work includes filling boulders in the gabions). 8473.40/3=2824.47

Construction of coolie walling including supply of all material, labour, T&P etc. required for proper completion of the work as per direction of Engineer-in- charge. (As per PWD Uttarakhand specifications)

H.P stone filling in back of wallls including cost of all materials ,royalty.t&p etc. complete.

Construction of kachcha and pucca drain in whole length (pucca 100m and kuchcha 900m)

PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 mix 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 in open foundation complete as per drawing and technical specifications PCC Grade M20

Hill Side Drain Clearance (Removal of earth from the choked hill side drain and disposing it on the valley side manually)

Providing soling coat with 45-90 mm stone aggregate in patch work and compacted to a thickness of 10.00 cm

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.) By Mechanical Means: Grading- I (Using Screening Crushable type such as Moorum or Gravel) Using Screening Crushable type such as Moorum or Gravel

Providing inter coat woth 45-63 mm mm width compacted to a thickness of 7.50cms

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.) By Mechanical Means: Grading- II (Using Screening Crushable type such as Moorum or Gravel) Using Screening Crushable type such as Moorum or Gravel

Providing top coat woth 22.4-53 mm mm width compacted to a thickness of 7.50cms

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.) By Mechanical Means: Grading- III (Using Screening Crushable type such as Moorum or Gravel) Using Screening Crushable type such as Moorum or Gravel

Providing top coat woth 22.4-53 mm mm width compacted to a thickness of 7.50 cms

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.) By Mechanical Means: Grading- III (Using Screening Crushable type such as Moorum or Gravel) Using Screening Crushable type such as Moorum or Gravel

Renewal Work With 50 mm BM and 25 mm SDBC (including prime coat and tack coat)

Prime coat (Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means.)

Bituminous Macadam (Providing and laying bituminous macadam with 100-120 TPH hot mix plant producing an average output of 75 tonnes per hour 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) for GradingII(19 mm nominal size)

Tack coat using VG-10 grade bitumen Over dry and hungry bituminous surfaces @0.40 kg/sqm

Bituminous Concrete (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 @ 5.4 to 5.6 % 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. 509 complete in all respects) for Grading-II (bituminous binder @ 5.4 % of mix)

GDS INFRASTRUCTURE