Construction of Road from J.D. Road to Kokrajhar Commerce College from Ch. 0.00m to 320.00m by providing BM and SDBC, Kokrajhar under SOPD, BTC for the year 2023-24. TN No.70_05.

Amount

Road Works: 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. i) By Manual Means A) In area of non thorny jungle

Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately.

Providing, laying, spreading and compacting graded stone aggregates to water bound macadam specification including spreading uniform thickness, hand packing rolling with smooth wheel roller 80-100kN in stages............ required density Grading-3 as per Technical Specification Clause 405. (A) By Manual Means Pot holes

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 1.2-1.5 kg/sqm using mechanical means as per Technical Specification Clause 502.

Providing and applying tack coat with Bitumen emulsion (CRS-I) using emulsion distributor at the rate of 0.25 to 0.30 kg/sqm on the prepared granular surfaces treated with primer & cleaned with hydraulic broom as per Technical Specification Clause 503.

Providing and laying bituminous macadam with hot mix plant using crushed aggregates of grading as per Table 500.4 premixed with bituminous binder, transported to site upto a lead of 1000 m laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled to achieve the desired

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.) :: (I) With hydrated lime/ cement as filler (refer table 500-9 of MoSRT&H :: (A) With 60/70 or VG-30 grade bitumen (ii) for Grading II (10 mm nominal size)specification)

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (ii) 600mm equilateral triangle

(iv) 800mm x 600 mm rectangular

Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes and conforming to the MoSrt&H specifications

RCC PRECAST SLAB Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser steel/ Jindal steel/Shyam steel/RINL) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202.

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204

Ansula Narzary

SRI BIBEKANANDA DEY