SOPDG works for 2019-20

Amount

A. Pavement Works 2.2 (i) (a).Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201.

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

3.14/(i) - Construction of Subgrade and Earthen Shoulders : Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table 300.2 with lead upto 1000m as per technical Specification clause 303.1 (i) Private Land

4.1/(A)/(ii) : Granular Sub-base with well Graded Material ( Table:- 400.1). By Mix in Place Method : Construction of Granular sub-base by providing well graded Material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC and compacted with smooth wheel roller to achieve the desired density, complete as per Technical Specification clause 401. (II) For grading-II Material

WBM Grading 2 - Using stone screening Type-B 11.2 mm for Gr.II 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 fillup the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405.(A) By Manual Means

WBM Grading 3 - Using stone screening Type-B 11.2 mm for Gr.III - 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 to fillup the interstices of coarse aggregate,watering and compacting to the required density Grading 3 as per technical specification clause 405. (A) By Manual means

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.)(Including cost of testing of materials at site and laboratory as directed by the deptt.)

Tack coat Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.)

Semi - Dense Bituminous Concrete: Providing and laying semi dense bituminous concrete 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 @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment,rolling with smooth wheeled,vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H cl. no.508. complete in all respect. including carriage of mixed materials up to 10.0 Km initial lead from mixing plant ) (Including cost of testing of materials at site and laboratory as directed by the deptt.)

B. Cross Drainage Works: Construction of 2 Nos single row 1000mm dia NP3 Hume pipe Culvert : Length =7.5.00 m ) Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. Vide item no 9.1 of SOR for Rural Roads for 2018-19.

Plain Cement Concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause 1109

Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. Vide item no 9.3 of SOR for Rural Roads for 2019-20. 1000 mm dia

Brick Masonry Work in cement mortar in foundation of Head walls complete exculding pointing and plastering as per drawing and technical specification Clause 1109: Brick masonry work in 1:4 cement mortar

Backfilling in Foundation Trenches as per drawing and technical specification Clause 1108. Sand filling. Vide item no 11.2 (i) of SOR for Rural Roads for 2019-20.

12.3 : Plastering with cement mortar (1:4 ), 15mm thick on brickwork in sub-structure as per technical specification Clauses 613.4 & 1204

GIRIN CHUTIA