Construction of road from Bwgi Chowk to Kunderbil Santipur PWD connecting road via Gorhbasti and Dhonibasti including Slab culvert under Adola VCDC under CMs Goodwill Mission Project for the financial year 2023-24. (TN_26_148)

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. 1) 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 1.5 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.

3.14 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 (A) 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. III. 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/binding materials 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) (i) Providing and laying interlocking concrete block pavement with M40 grade of concrete blocks having thickness 80mm as per technical specification clause 1504 complete including carriage. Including Edge block/Edge restraints

10.2.A.I. Providing & fixing of retro - reflectorised cautionary, mandatory and informatory sign as per IRC:67 made 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 6 mm firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and technical specification Clause 801. 600mm equilateral triangle.

(ii) 600mm circular

(iii) 800mm X 600mm rectangular

10.4.A(I) Providing and erecting direction and place identification retro-reflectorised sign as per IRC : 67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting, 2mm thick with area exceeding 0.9 sqm supporting on mild steel angle iron posts 75mm X 75mm X 6mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450mm X 450mm X 600mm, 600mm below ground level as per approved drawing and Technical Specification Clause 1701.

RCC HPC size 600mm dia 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 50m, 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 M10 (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. PCC 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 NP 3 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. 600mm dia.

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

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

8.00m Span Culvert 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 soil , Upto 3 m depth

11.4 (i) 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

11.4 (ii) 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 , II P.C.C grade M 15 , Nominal mix (1:2.5:5)

12.5 Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204. A. With crushed Stone , I P.C.C grade M 15 , (i) Nominal mix (1:2.5:5)

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.

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

13.1 Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5 A. With crushed stone, I. R.C.C grade M 20, i. For nominal mix 1:2:4, (a) Height upto 5 M

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 A. With crushed stone

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

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

13.8 Providing and fixing in position pipe railing consisting of IS Rolled steel joist posts designation IS MB 100 (100x75) at 2.5 m interval and three rows of 50 mm dia steel pipes (light) including fixing in position on bridge deck complete as per drawing and technical specifications Clause 1208.2

13.16 (ii) Filler Joint : (ii) Providing and fixing 20 mm thick compressible fibre board in expansion joint complete as per drawing and technical specifications.

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

NELSON BASUMATARY

Sri Minon Mochahari