SBRC/TB/SDRF/02/RAN/2022-23

Amount

Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirment of table 300-2 with a lead upto 1000m as per Technical Specification Clause 302.5. (a) Private land.

Granular Sub-base with Well Graded Material (Table 400.1). 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.A. By Mix in Place Method (ii) For Grading-B Material

Construction of temporary Bamboo bridge overall width of 3.70m and clear road way 3m with jungle wood post 20cm to 25cm dia 5nos. In each rows and rows being 2.1m. apart except for the navigable span which should be 3m. Post to be driven at least 180cm. or more below ground level including providing 20cm to 25cm center to center and placed over 20 cm dia, jungle wood dham, 15cm dia. jungle wood bracing collar fixed by bolts and nuts, straps etc. mature bholuka Bamboo cross groth all closely packed and tied 75cm wide track way made from 38mm thick 1st class local plank fixed on 75mm x 100mm first class local wood battens 120cm apart and 3 lines of jati bamboo horizontal railing fixed in bholuka bamboo post placed at 210cm apart and white washed including all necessary nuts and bolts, coir ropes, struts, nails etc. complete with a layer of brushwood to exposed portion out-side trackway with earth topping complete as per direction of the department.

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. (I) 1000mm.

Slab Culvert: 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 a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material

Sand Filling in Foundation Trenches as Per Drawing & Technical Specification Filling in foundation trenches as per drawing and technical specification clause 305.3.9

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. A PCC Grade M15

Plain/Reinforced cement concrete, in open foundation complete as per drawing and technical specification including steel shuttering formwork. B PCC Grade M20

Providing weep holes in brick masonry/stone masonry, plain/reinforced concrete abutment, wingwall, returnwall with 100 mm dia AC pipe extendeing through the full width of the structures with slope of 1(V) : 20(H)

Super-Structure Providing and laying Plain/reinforced cement concrete in superstructure as per drawing and technical specification clauses 800, 1205.4 and 1205.5 A) With Crushed stones II) RCC M-25 For Solid Slab, 2) Height 5.0 m. to 10.0m.

Reinforcement in Foundation: Supplying, fitting and placing TMT IS:1786 Fe500 D bar reinforcement in foundation complete as per drawing and technical specifications.

Providing and laying cement concrete wearing coat M30 grade including reinforcement complete as per drawing and technical specifications clauses 800 and 1206.3 A. with crushed stone.

Construction of RCC Railing of M-25 grade in cast in situ with 20 mm nominal size aggregate true to the 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

Providing and laying boulder apron for bed protection with stone boulders of minimum size and weight as per Table 1300.1, no fragment weighting not less than 25 kg, laid dry complete as per drawing and Technical Specification Clause 1301.

Bhaskarjyoti Nath