Construction of PCC Road and Culvert from House of Dinu Mahto to Jatrahi in Village-Kictho, Panchayat-Kichto, Block-Tandwa.

ROAD- Clearing Grass and Removal of Rubbish Road Land. up to a lead of 50 metres outside the periphery of the area. By Manual Means)

Compacting original ground supporting subgrade (Loosening of the ground upto a level of 500 mm below the sub-grade level, watered, graded and compacted in layers to meet requirement of Table 300-2 for sub-grade construction.)

Construction of sub-grade and earthen shoulders with approved material obtained from Borrow pits with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300-2.

Granular Sub-base with Close Graded Material (Table:- 400-1) By Mix in Place Method (Construction of granular sub-base by providing close graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per clause 401) (i) for grading- II Material

Construction of un-reinforced, dowel jointed at expansion and construction joint only, Plain Cement Concrete Pavement, thickness as per design, over a prepared sub base, with 43 grade cement or any other type as per Clause 1501.2.2 M30 (Grade), coarse and fine aggregates conforming to IS:383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a concrete mixer of not less than 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (steel channel, laying and fixing of 125 micron thick polythene film, wedges, steel plates including levelling the formwork as per drawing), spreading the concrete with shovels, rakes, compacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion, construction joints, applying debonding strips, primer, sealant, dowel bars, near approaches to bridge/culvert and construction joints, admixtures as approved, curing of concrete slabs for 14-days using curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501

CULVERT-Earthwork 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 and backfilling with approved material) Mechanical means. Depth upto 3m (not requiring blasting) in ordinary soil

Ordinary Rock

P.C.C. M10 1:3:6 in foundation (Plain Cement Concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days)

P.C.C. M15 (1:2:4) grade levelling course below approach slab complete as per design and specification below Approach Slab

Plain/Reinforced Cement Concrete in open foundation complete as per drawing and technical specification. (R.C.C. Grade M 25 using batching plant,transit mixer & manual placing)