Rural Development Department Tender

Construction of granular sub-base by providing close grade granular sub-base grading-III material as per table-100-1, 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 of MOSRT&H Specifications for Road & Bridges work (4th Revision)(A/R-2006 page-160 item No-39).

Providin, laying, spreading & compacting graded stone aggregate to to Wet Mix Macadam specification including pre mixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, laying in uniform layers with paver in sub base/base course on well prepared surface & compacting with vibratory roller to acieve the desired density as per clause 406 of MoSRT & H specifications for road & bridge works.(4th Revision)

Providing & applying primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means as per clause 502 of MOSRT&H Specifications for Road & Bridges work (4th Revision)

Providing & applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20kg per sqm on the prepared bituminous / granular surface cleaned with mechanical broom as per clause 503 of MOSRT&H Specifications for Road & Bridges work (4th Revision).

Providing,laying and rolling of opengraded premix surfacing of 20mm thickness composed of 13.2mm to 5.6mm aggregates with batch type hot mix plant and using 60/70 penetration grade and level to serve as wearing course on a previously prepared base including mixing in a suitable plant,laying and rolling with a smmoth wheeled roller 8-10 tonne capacity, finished to required level and grades as per clause 511 of MoSRT&H Specifications for Road & Bridge Works(4th Revision).

Providing and laying 6mm thick precoated seal coat Type-B using 0.06cum of 6.7mm size chips and 6.80kg of 60/70 penetration grade of bitumen for 10sqm with 100-120 TPH

Construction of un-reinforced 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 M-30 (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 form work 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, expansion and construction joints, applying 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 as per direction of the Engineer-in-Charge.