Imp. (Construction) of (xii) road from (a) DMS connecting at Hatbor (b) Approach Road to Garubandha Idgah (c) Road at Sikoni TE by providing sand gravel under SOPD-G for the year 2024-25

Amount

Road Works

Heavy Dressing: Heavy dressing of the existing road including dressing high spots and filling low spots, cambering, watering, rolling with 8 to 10 tonne roller to obtain a specified compaction etc. to obtain a uniform formation surface with cross fall from the road centre line to the outer shoulder edge with allowance, made for required quantity of shoulder materials to remain in place to contain the new gravel layer. Works to be carried out in accordance with Technical Specification and as directed by the Engineer.

Earthwork: Construction of Embankment with Material Obtained from Borrow Pits:: 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 (ii) From Private Land

Construction of Subgrade and Earthen shoulders Construction Earthen Shoulders: 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. (ii) From Private Land

Gravel/Soil-Aggregregate surface course (table 400.3): Construction of granular surface course 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 three wheel 80-100 kN static roller capacity to achieve the desired density, complete as per Technical Specification Clause 402

Construction of 1000 mm dia single opening HPC on Sikoni T.E. road

Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.

Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105 (i)

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

Brick Masonry Work in cement mortar in foundation of Head walls complete exculding pointing and plastering as per drawing and technical specification Clause 1109

Brick Masonry Work in cement mortar in foundation of Head walls complete exculding pointing and plastering as per drawing and technical specification Clause 1109 Brick Masonry in 1:4 cement mortar

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. 1000mm dia.

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