Construction of RCC Drain and CD works including Approaches at Quarter of BTC Secretariat Complex, Kokrajhar under SOPD (BTC) for the year 2025-26. TN_01_01

2.2: Clearing and grubbing road land including uprooting, wild vegetation, grass, bush, shurbs, sampling and trees of girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and staking of serviceable material to be used or auctioned. up to a lead of 1000m including removal and disposal of top organic soil not exceeding 150mm in thickness as per MORTH specification 201. (i) By Manual Means (A) In area of non thorny jungle.

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

3.14: Construction of sub-grade and earthen shoulders with approved material obtained from borrow fits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300-2 with a lead upto 1000m as per Technical Specification Clause 303.1. (i) Private land

4.1(Analysis): 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 compacting with smooth wheel roller to achieve the desired density, complete as per Technical specification Clause 401. (ii) For Grading II Material.

4.7(2)(Analysis): 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 xdensity Grading-2 as per Technical specification Clause 405. (A) By Manual Means

4.7(3)(Analysis): 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 xdensity Grading-3 as per Technical Specification Clause 405. (A) By Manual Means

5.1(iii): Providing 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 1.2-1.5 kg/sqm using mechanical means as per Technical Specification Clause 502. C.D. Approach

5.2(iii): Providing and applying tack coat with Bitumen emulsion (CRS-1) 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. C.D. Approach (For BM Works)

5.3: 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. C.D. Approach

17.2: 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, alying with a hydrostatic paver finisher with sensor control to the reqd. grade, level 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 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). C.D. Approach