The Construction of Culvert at Baisguri Par

Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for road work (Reference to MoRT&H;'s specification clause 304). Ordinary soil Manual Means (Depth upto 3 m)

Construction of zero slump 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 as per approved design mixed,aggregate cement ratio not to exceed 14:1 where OPC is used and 12:1 where PSC or PPC is used, aggregate gradation after blending to be as per table 600-1, cement content as per clause 601.2.2, cementitious material content not to be less than 140 kg/cum with use of mineral admixture if used to be as per clause. 3.4 of IRC:SP:49 (2014) optimum moisture content to be determined during trial length construction, concrete strength not to be less than 7 Mpa at 7 days as per Cl.4.1 of IRC:SP:49(2014), mixed in a batching plant, transported to site, laid with a paver with electronic sensor, compacting with 8-10 tonnes vibratory roller, finishing and curing (Reference to MORT&H;'s specification 601 along with IRC:SP:49).

Plain/Reinforced cement concrete in sub-structure complete all including vibrating and compacting, finishing, curing, sampling, testing etc. by mechanically mixed as per drawing and Technical Specifications (Reference to MORT&H;'s specifications 1500, 1700 & 2200). PCC Grade M15 Height upto 5m

By Mix in Place-Construction of granular sub-base by providing graded materials such as natural sand|crushed gravel|crushed stone|combination depending upon the required grading, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator and compacting with vibratory roller to achieve at least 98% of the maximum dry density for the material determined as per IS:2720 (Part 8), complete as per clause 401 desired density, complete as per clause 401 Rate per cum for grading-I Material

Construction of un-reinforced, dowel jointed, plain cement concrete pavement of specified grade with characteristic flexural strength of concrete not less than 4.5 MPa over a prepared sub base as per clause 602 of MORT&H;'s specification 2013 and cement content as per clause 602.3.2, coarse and fine aggregate conforming to IS 383, using fine and coarse aggregates of approved variety combined gradation as per Table 600-3 of MORT specification 2013, maximum size of coarse aggregate not exceeding 31.5 mm, mixed in a batch mix plant with weigh batching facility as per approved mix design done as per IRC:44, transported to site, laid with a slip form paver with electronic sensor, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant as per IRC:57, debonding strip, dowel bar, tie bar, admixtures as approved, tinning, texturing, curing, finishing to lines and grades as per drawing (Reference to MORT&H;'s specification 602 along with IRC 15).

Laying Reinforced cement concrete pipe NP4 prestressed concrete pipe for culverts on first class bedding of granular material in double row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets as per the requirements of MORT&H;'s specification 2900. 1000 mm dia

Sand Filling in Wells in layers with Sand free from earth, clay clods, roots, boulders, shingles etc and compacted by inundation with water and should be commenced after seven days after laying of bottom plug, complete as per Drawing and Technical Specifications (Reference to MORT&H;'s specification 1210).

Providing and erecting direction and place identification retroreflectorsised sign as per IRC:67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75x 75x6mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45x45x60cm 60 cm below ground level as per approved drawing (Reference to MORT&H;'s specification 801).

Add G.S.T @ 18%

Add Labour Cess @ 1%: