Culvert repair work at State Highway 70 Chainage 80/600

Dry Lean Cement Concrete Construction of dry lean cement concrete Sub- base over a prepared sub-grade with coarse and fine aggregate conforming to IS: 383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per table 600-1, cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a fully automatic computerised batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing.

Cement Concrete Pavement Construction of un-reinforced , plain cement concrete pavement M30 (Grade), thickness as per design, over a prepared sub base, with 43/53 grade cement as per Clause 602, coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 31.5 mm, mixed in fully automatic Computerised Batching Plant compatiable with Printer and Pen Drive and transported to site in transit mixer for having continuous agitated mixer, manufactured as per approved mix design including pumping of R.M.C. from transit mixer to site of laying , with all lead and lift including cost of admixtures in recommended portion as per IS 9103 to accelerate/ retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer in charge laid with a Fixed Form Paver (laying and fixing of 150 micron thick polythene Film and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant near approaches to bridge/culvert and construction joints, admixtures as approved, curing of concrete slabs for 14-days using water finishing to lines and grade as per drawing and MoRTH Specification Clause 602 with all required equipments (Dowel Bars & Tie Bar will be paid seprately).

Dismantling of Cement Concrete Pavements as per MoRTH Specification Clause 202. Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and MoRTH specifications Clauses 1700 and 2702.2

Painting Two Coats on New Concrete Surfaces Painting two coats including primer coat after filling the surface with synthetic enamel paint in all shades on new, plastered / concrete surfaces as per drawing and MoRTH Specification Clause 801

Excavation for Structures Earthwork in excavation for structures as per drawing and MoRTH specifications Clause 304.1 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. Ordinary soil Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and MoRTH specifications Clause 1702, 1703, 2102 & 2104 P.C.C grade M 10 Nominal mix 1:3:6

Plain/reinforced cement concrete in substructure complete as per drawings and MoRTH specification Clauses 1700 and 2200 For height upto 5 m R.C.C grade M 20

Supplying, fitting, and placing HYSD bar reinforcement (Primary Steel) in Foundation, Substructure and superstructure at any level complete as per drawing and MoRTH specifications Clauses 1009,1600 and 2302

Construction of Subgrade and 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 50 m as per MoRTH Specification Clause 305.3