Construction of CC Block road from Borobazar Koupati road to Daobogaon village under SOPD for the year 2021-22. (TN_120_03)

Amount

2.2. 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

3.16. 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

3.18. Construction of subgrade and earthen 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

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

4.9. 3) WBM Grading 3 - Using stone screening Type-B 11.2 mm for Gr.Ill: 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 fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405. (A) By Manual Means

6.7. (A) Inter locking concrete Block pavement i) a - Providing and laying interlocking concrete block pavement(M40) having thickness 80mm as per technical specification clause 1504(inclusive of Edge restraint and carriage)

BOX CELL BRIDGE OF SIZE: 1 cell X 2.00M X 2.00M (2 Nos) 11.1. 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 soi

11.2. Fillling in foundation trenches as per drawing and technical specification Clause 305.3.9. I Sand filling

11.4. Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. B. With Natural Gravel III P.C.C Grade M 20 Nominal mix (1:2:4)

11.4. Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. B. With Natural Gravel. IV R.C.C. M 20

11.8. Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (Other ISI approved TMT reinforcement bar (SAI/BISCON/THERMAX or equivalent)) in foundation complete as per drawings and technical specifications Clauses 1000 and 1202.

12.5. Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204. B. With Natural Gravel. IV.RCC Grade M 25. i) Height upto 5m

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

12.9. Providing weepholes in brick masonry/stone masonry, plain/reinforced concrete abutment, wing wall, return wall with 100 mm dia AC pipe extending through the full width of the structures with slope of 1(V):20(H) towards drawing face complete as per drawing and technical specification Clauses 614, 709, 1204.3.7

12.1. Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. (i) Granular Material

13.5. Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3. B. With Natural Gravel

13.6. Construction of R.C.C. railing of M 25 grade in cast-in-situ with 20 mm nominal size aggregate, true to line and grade, tolerance of vertical railing post not to exceed 1 in 500, centre-to-centre spacing between vertical posts not to exceed 2000 mm as per drawing and technical Specifications Clauses 800, 900 and 1208.3

13.10. Drainage spouts complete as per drawing and technical specifications Clause 1209.

14.9. Providing and laying curtain walls complete as per drawing and technical specification Clause 1304. (iii)Cement concrete grade M 10

14.1. Construction of flexible apron 1 m thick comprising of loose stone boulders weighing not less then 25 kg beyond curtain wall.

1000 mm dia Hume Pipe Culvert (2 Nos) 9.1. 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 mate I. Ordinary soil (i) Upto 3 m depth

9.7. Plain Cement Concrete MIU (1:3:6 Nominal mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause 1109 B. With natural gravel I. P.C.C grade M 10 (i) Nominal mix 1:3:6

9.2. Bedding for Pipe (i)Type A (Concrete Cradle) Bedding Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105 (i)

9.3. 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. 600 mm dia

9.8. Brick masonry work in cement mortar in substructure complete excepting pointing and plastering, as per drawing and technical specification Clauses 602, 603, 604, 1202 & 1204 I. In 1:3 Cement mortar

9.11. Plastering with Cement Mortar (1:4), 15 mm thick on brickwork in substructure as per technical specification.

Arjun Saha