Closing of breach at 7th Km and strengthening of Bhogdoi left bank embankment Package 4

Amount

Earthwork in excavation for Structures as per drawing and technical specifications 305.1 including setting out,consrution of shorting and braching removal of stumps and other deleterious material and disposing up to a lead of 50m, dressing of side. Ordinary soil up to 3m to 6m depth.

Providing soiling in foundation and another floor with stone /best quality picked jhama brick sand and laid level and in panel after preparing the sub grade as directed including all labour and materials and if necessary dewatering complete. (a ) Brick on flate soiling .

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause802,803,1202 &1203 . M 20. Nominal mix 1:2:4 ( Hand mixing)

Providing form work of ordinary timber planking so sa to give a rough finish including centering shuttering strutting and propping etc..height of proping and centering below supporting floor to ceiling not exceeding 4.0M and removal of the same for in- rainforced concrete and plain concrate works in Foundation footing , bases of columns , pile caps , raft and mass concrete works etc.( Using 25mm thick plank)

Providing concrete for plain / reiforced croncrete in substructure complete as per drawings and technical specifications Clause 802,804,805,806,1202 &1204. RCC Grade M20 Nominal mix (1:2:4)

Providing weepholes in brick masonary/ stone masonry , plain / reinforced concrete abutment , wing wall , return wall with 100mm 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.

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clause 800, 1205.4 and 1205.5 R.C.C grade M20 Hand mixing

Supplying fitting and placing TMT (Fe-500D0 )bar reinforcement superstructure complete as per drawing and technical specifications . Clause 1002, 1010 and 1202.

Providing and laying filter media with granular crushed aggregates as per specification to a thickness of not less than 600 mm with smalar size towards the soil and bigger size towards the wall and providing over the entire surface abutment, wing wall.

Filling in foundation trenches as per drawing and technical specification . Clause 305.3.9.

15 mm thick cement plaster in single coat on single or half brick wall for interor plastering up to 1st floor level including arises, internal rounded angles not exceeding 80 mm girth and finished even and smooth including complete as directed. A) On rough site C) In cement morter 1:5

SANJIB BORUAH