Development of Bypass road connecting from Danla Gate inside OMC lease to NH-49 near Suakati of Ganhdamardhan Iron ore Mines from 0.0 to 3.457km in the District of Keonjhar for the year 2021-22 under OMC funding

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. as per approved Drawing & Technical Specifications and as per Clause - 201 of MoRT&H Specifications for Road & Bridge works (5th Revision).

Loosening, leveling and Compacting original ground supporting embankment to facilitate placement of first layer of embankment, scarified to a depth of 150mm, mixed with water at OMC and then compacted by rolling so as to achieve minimum dry density as given in Table 300-2 for embankment construction as per Technical Specifications and as per Clause - 305.3.4 of MoRT&H Specifications for Road & Bridge works (5th Revision).

Excavation for road work in soil with hydraulic excavator of 0.9cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections and transporting to the embankment locations with all lifts & leads up to 1000m.as per approved Drawing & Technical Specifications and as per Clause - 301 of MoRT&H Specifications for Road & Bridge works (5th Revision).

Construction of embankment,subgrade and earthen shoulders with approved materials deposited at site from roadway cutting and excavation from foundation of CD & structures graded and compacted to meet requirement of table 300-2 as per approved Drawing & Technical Specifications and as per Clause -305 of MoRT&H Specifications for Road & Bridge works (5th Revision).

Providing G.S.B. Gr-vi materials, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method at OMC and compacting with vibratory roller to achieve the desired density, as per approved Drawing & Technical Specifications and as per Clause - 401 of MoRT&H Specifications for Road & Bridge works (5th Revision) including cost, conveyance, royality & other taxes of materials, cost of labour, machinery, T&P etc complete.

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 25mm, 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 sterngth not to be less than 10mpa at 7 days, mixed in a batching plant, transported to site, laid with a paver and compacting with vibratory roller,finishing and curing as per Clause 601 of MoSRT&H Specifications of Road & Bridge Works (5th Revision)(DLC) & including cost of all materials, labour, T&P, taxes, royalty etc complete in all respect and as per direction of the Engineer-in-charge.

Construction of un-reinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum, coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver,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, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing and as per clause 602 of MoSRT&H Specification for Road & Bridge works (5th Revision)& including cost of all materials, labour, T&P, taxes, royalty etc complete in all respect and as per direction of the Engineer-in-charge.

Providing and laying P.C.C. M-15 Grade in foundation bed as levelling course using 40mm to 10mm size crushed stone aggregates mixed by concrete mixer, laying in layers and compacting by vibrator & all leads and lifts as per approved Drawing & Technical Specifications and as per Section - 1700 & 2100 of MoRT&H Specifications for Road & Bridge works (5th Revision) including cost, conveyance, royality & other taxes of materials, cost of labour, machinery, T&P etc complete.

Providing and constructing reinforced earth structures with facia materials and its placement along with assembling,joining and laying reinforcenent elements of steel / aluminium strips or polymeric strips complet as directed by EIC with cost of all labour, materials required for the work and as per approved Drawing & Technical Specifications and as per Section - 3100 & 3102 of MoRT&H Specifications for Road & Bridge works (5th Revision)

Providing and laying Filter Media with crushed stone aggregates of 45mm size satisfying requirements laid down in as per approved Drawing & Technical Specifications and Clause 2504.2.2 of MoRT&H Specifications for Road & Bridge works (5th Revision) including cost, conveyance, royality & other taxes of materials, cost of labour, machinery, T&P etc complete