Reconstruction of Ghanashyam Baruah Ali constructed under PMGSY Pkg.No.AS-08-20and five(05)years maintenance period completed under Sarupathar Territorial Road Division for the year 2020-21, (Ch. 0.00 to Ch.9450.00 m).Pkg.No.SOPD(G)/STRD/04

Amount

Granular Sub-Base with Coarse Graded Material (Table:- 400-2) (Construction of granular sub-base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC,and compacting with vibratory roller to achieve the desired density,complete as per cl. 401 For Grading II Material

WBM Gr-2 Using Screening Type-B 11.2mm Agg. 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 requisite type of screening/binding materials to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density Grading 2 as per Technical Specification Clauses 405 (A) By Manual Means

WBM Gr-3 (Providing, laying, spreading andcompacting 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 material to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density. A By Manual Means (III) Grading- III (b) Using Screening Type-B (11.2mm Agg.)

Prime Coat ii Medium porosity (Proving and applying Primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.90-1.20 kg/sqm using mechanical means as per technical specification clause 502

Tack Coat (Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion pressure distributor @ 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with mechanical broom as per technical specification clause 503

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, level 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 cost of testing of materials at site and laboratory as directed by the deptt.)(B) With rockdust as filler (refer table 500-9 of MoSRT&H specification (a) With 60/70 or VG-30 grade bitumen (ii) For Grading -II(10mm Nominal Size)

1. Maintenance of Earthen Shoulder (filling with fresh soil) (Making up loss of material/ irregularities on shoulders (Average150mm filling) to the design level by adding fresh approved soil and compacting it with appropriate equipment.)

Removing all types of Hume pipes and stacking within a lead of 1000 m including Earthwork and Dismantling of Masonry Works as per Technical Specification Clause 202. (B) Above 600 mm to 900 mm dia Hume pipe

Excavation for Structures Earthwork in excavation for structures 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 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 A With crushed Stone I P.C.C grade M 10 Nominal mix 1:3:6

Stone masonry work in cement mortar in foundation complete as per drawing and technical specifications Clauses 702, 704, 1202& 1203. I. Coursed rubble masonry (1st sort) In 1:4 cement mortar

Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row 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.(B) 1000 mm dia

Plastering with cement mortar (1:4) 15mm thick on Brickwork in Sub-Structure as per Technical Specification etc.

Providing and laying of dry rubble flooring complete as per drawings and technical specifications Clause 1303.3

Rantu Boruah