Construction of road with ICBP from Salakati Bazar Harigaon Road to Sijou Birgwshree Tea Estate under SOPD (ODS) for the year 2020-21.

Amount

(A) 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

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

Construction of sub-grade and earther shoulders with approved material obtained from borrow pits with all lifts and leads. transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1. (i) Private land

Construction of Granular Sub-Base by providing well graded materials, spreading in uniform layers by tractor with grading attachment on prepered surface, mixing by mix in place method with retavator at OMC and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause-401. (ii) For Grading - II materials

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 screening/binding material to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Cause 405. (A) By Manual Means

Providing and laying interlocking concrete block pavement (M40) having thickness 80mm as per technical specification clause 1504 (inclusive of Edge restraints and carriage)

(B) R.C.C. box cell bridge for opening : 1Cell, size -1.00m x 1.00m 11.1. Earthwork in excavation for structures as per drawing and technical specification Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. I. Ordinary Soil.

11.4. Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specification Clause 802, 803, 1202 & 1203. B. With natural gravel, II. PCC grade M15, (i) Nominal mix 1:2.5:5

12.5. Plain/reinforced cement concrete in substructure complete as per drawings and technical specificaton Clauses 802, 804, 805, 806, 807, 1202 and 1204. B. With Natural Gravel, iii. RCC grade M 20, (i) For height up to 5m

13.1. Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clause 800, 1205.4 and 1205.5 B. With Natural Gravel, I. RCC M20, (i) Nominal Mix 1:2:4, (a) Height up to 5m

12.7. Supplying, fitting and placing TMT (Fe- 500D) reinforcement bar (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent) in substructure complete as per drawings and technical specifications Clause 1002, 1005, 1010 and 1202.

Supplying, fitting and placing TMT (Fe- 500D) reinforcement bar (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent) in superstructure complete as per drawings and technical specifications Clause 1002, 1010 and 1202.

Providing and laying cement concrete wearing course M30 grade including reinforcement complete as per drawing and technical specification clauses 800 and 1206.3 B. With Natural Gravel.

Providing weepholes in brick masonry/plain/reinforced concrete abutment, wing wall/ return wall with 100 mm dia AC pipe extending through the full width of the structure with slope IV:20H towards drawing force complete as per drawing and Technical Specification Clauses 614, 709, 1204.3.7

12.10. Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification clauses 1204.3.8. I. Granular material

BARANDA BASUMATARY

UMESH BASUMATARY