SDF 2026-27

Forming Embankment with material obtained from borrowed useful earth from outside road boundary by mechanical means upto SDR with all leads and lifts including pre-watering of soil at borrow area, removal of top soil, excavation of soils at borrowed area, conveyance of soil, depositing the soil on the embankment, spreading soil, breaking clods, sectioning, grading and consolidation with 8 to 10 Tonnes Vibratory Road Roller @ OMC to meet requirement of table 300-2 of MoRT&H, including all hire and operational charges of T&P, complete for finished item of work as per MoRT&H specification 305 (5th revision). (The soil CBR>10%, PI<18% & MDD>1.8 g/cc)

Construction of Granular sub-base by providing HBG material confirming to Grading - VI of MoRT&H (Table 400-1 & 400-2) including cost, and conveyance of all materials to work site and spreading in uniform layers with motor grader or by approved means, on prepared surface mixing by mix-in-place method with rotavator / approved means at OMC and compacting with vibratory roller to achieve CBR value minimum of 30% at 98% of dry density and PI value maximum 6, complete for finished item of work as per MoRT&H Specification 401 (5th revision) including contractors profit & Over head charges excluding Seignarage charges etc

Providing, laying, spreading and compacting graded stone aggregate to Wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with Vibratory roller of 80 to 100kN to achieve the desired density including lighting, barricading and maintenance of diversion, etc as directed by the Engineer-in-Charge and as per Technical Specification Clause 406 MoRT&H ( 5th revision ), including overhead charges & Contractor profit excluding Seignarage charges etc complete.

Construction of dowel jointed un-reinforced, expansion and construction joint 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 (Natural sand 50%+Manufactured sand(Rock Sand)50% ) conforming to IS : 383, 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 sholvels, rakes, compacted using needle, screed and plate vibrators and finished in continuous operation including provision of contraction and expansion and construction joints, applying primer, sealant, admixtures as approved, curing of concrete slabs for 14- days, curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501 MORD including overhead charges & Contractors profit excluding Seignarage charges etc complete.

Cutting transverse contraction joints 3 to 4 mm wide and 1/3rd depth of concrete using groove cutting machine with diamound studded saw within 24-48 hours of casting of CC Pavement .complete including subsequent widening of the groove 8 to 10 mm wide at top having depth of 15mm as directed by Engineer incharge TBSC -QVIII-01

Construction of shoulders by providing naturally occuring Gravel inluding cost and conveyance of all materials to work site and spreading in uniform layers with motor grader etc. complete for finished item of work excluding seignorage charges.