Construction of road from Dauraijhar Bathou Mandir to Lukhra Boro House under SOPD (SCSP) for the year 2021-22 TN-357

Amount

Road Work: Clearing and grubbing road land including uprooting rank 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, up to 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 light jungle.

Construction of Embankment with approved materials 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

Construction of sub-grade 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. (a) From Private Land

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-I Material

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 2 as per Technical Specification Clause 405. 3) Grading-III (A) By Manual Means

Inter locking Concrete Block pavement Providing and laying Interlocking Concrete Block pavement (M40) having thickness 80mm as per technical specification clause 1504. inclusive of Edge restraint and carriage).

Planting of Trees and their Maintenance for three years (Planting of trees by the road side (Avenue trees) in 0.60m dia holes, 1 m deep dug in the ground mixing the soil with decayed from yard/sludge mannure, planting the saplings, backfilling the trenches watering fixing the tree guatrd and maintaining the plants for three year.

Direction and place identification signs upto 0.90 sqm size board, A. Retro reflective Traffic signs. (i) Providing and erecting direction and place identification retro-reflective signs as per IRC:67 made of encapsulated lens type reflective sheeting vide clause 1701.2.3 fixed over aluminium sheeting 2mm thick with area not exceeding 0.9 sqm suported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701.

Traffic Signs, Providing and fixing retro-reflectoried cautionary mandatory and informatory as per IRC.67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminum sheeting 1.5 mm thick supported on mild steel angle iron post 75mm x 75mm x 6mm 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 drawing and technical specification clause 801. (ii) 60cm equilateral triangle.

(B) CD Work: Construction of 3.00m Span RCC Slab Culvert, 1 No. Earth work in excavation for structures as per drawings and technical specification clause 305-1, including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. 1. Ordinary Soil (i) Upto 3.0m depth.

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. PCC Grade M 10 (i) Nominal Mix 1:3:6

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. PCC Grade M 20 (i) Nominal Mix 1:2:4

Providing and laying reinforced cement concrete in super-structure as per drawings and technical specifications Clause 800, 1205.4 and 1205.5 A. With Crushed Stone III. RCC Grade M 20 (a) Height upto 5.0 m

Drainage spouts complete as per drawing and technical specification Clause 1209.

Providing and filling joint sealing compound as per drawings and technical specifications with coarse sand 6 per cent bitumen by weight.

Supplying, fitting, and placing TMT bar reinforcement in superstructure complete as per drawing and technical specifications Clauses 1002, 1010 and 1202.

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 Clause 614, 709, 1204.3.7.

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

(C) Boulder Protection Wall: Earth work in excavation for structures as per drawings and technical specification clause 305-1, including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal up to a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. 1. Ordinary Soil (i) Upto 3.0m depth.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 I. PCC Grade M 10

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/Jindal Steel/Shyam Steel/RINL) in foundation complete as per drawing and technical specifications Clauses 1000 and 1202.

Plain/reinforced cement concrete in sub-structure complete as per drawings and technical specifications Clause 802, 804, 805, 806, 807, 1202 and 1204. III. RCC Grade M 20 for Height upto 5 m

Providing and laying reinforced cement concrete in super-structure as per drawings and technical specifications Clause 800, 1205.4 and 1205.5 A. With crushed stone III. RCC Grade M 20 a) Height upto 5.0 m

Stone masonary work in cement mortar in foundation complete as per drawing and technical specifications clause 702,704,1202 & 1203. (iii) Random Rubble masonary (1:3)

DIGEN SWARGIWARY

Mantu Nath Boro