Public Works Department Tender

Providing and applying primer coat with slow setting bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70kg/sqm using mechanical means.

Providing and applying tack coat with VG_10 using bitumen distributor at the rate of 0.25 kg per sqm on the prepared surface cleaned with hydraulic broom. (Mord 5.2(iii))

Providing laying & rolling of open graded premix carpet of 20 mm thickness composed of 13.2mm to 5.6 mm aggregates either using penetration grade bitumen or emulsion to required line ,grade and level to serve as wearing course on a previously prepared base including mixing in a suitable plant ,laying and rolling with a three wheel 80-100 KN static roller capacity finished to required level and grades to be followed by seal coat . (Mord 5.9Case-I(I))

Providing and laying seal coat 'C' Type sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall . (Mord 5.12 A. By Manual Case-III Type-C(I))

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 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 0.28 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, curing compound (where specified) and water finishing to lines and grade as per drawing and Technical Specification Clause 1501.