Construction of CC Road From NH 10 to 20th Mile SSK School at Lower Kandung, Sittong III (L 385.00m).

Labour for picking up existing metalled road surface to a specified average depth, including screening and stacking the pavement materials. (a) For average depth up to 40 mm by manual means: (i) Stone-metal surface

Earthwork in cutting to form road section in correct profile including removal of spoils not exceeding initial lead of 50m and initial lift of 1.5m (Mode of measurement: pre works and post works) (ii) In mixed soil (i,e. clay mixed with kankar, pebbles, moorum etc.)

Labour for laying 150m (approx. finished thickness) boulder soling including rough dressing, breaking, necessary hand packing and ramming down small stones pieces in the interstics including rolling and preparing the bed.

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (ii ) River Bazree

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, removing, spreading or stacking of spoils within a lead of 150 m. as directed and including trimming the sides of the trenches, leveling, dressing and ramming the bottom, and backfilling with approved material complete as per direction of the Engineer-in-Charge . I. In all sorts of soil excluding marshy soil & rocks (soft or hard) by manual means. a) upto 3 m depth (iv) Without pumping out water and shoring

Plum concrete work with 40 % cement concrete with 30 mm down graded stone metal and 60 % stone boulder of size 150 mm and above, placed in position as directed excluding shuttering if any. (i) (1:3:6) proportion

Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks/ply wood/steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor structure including culvert, box culvert, crossdrain etc. The rate is inclusive of fitting, fixing and striking out after completion of work as per specification and direction. (b) Where staging is not required.

Providing weep holes in Brick masonry / Plain / Reinforced concrete abutment, wing wall / return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawing and Technical specifications.

Providing and laying of Filter media with granular materials/stone crushed aggregates/brick aggregates /river bed materials satisfying the requirements laid down in clause 2504.2.2 of MoRT&H Specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification.

Dry stone 'V' type drain 60cm wide and 30cm deep with 150mm to 230mm thick dressed stone laid on edge including cost and carriage of all materials to site.