Public Works Department Tender

Providing and applying primer coat with bitumen emulsion (SS-2) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means as per Technical Specification Clause 502

Tack coat - Providing and applying tack coat with Bitumen @ 0.35 kg per sqm on the prepared bituminous surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503 (iii).

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates with bitumen, 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 of Type C as per Technical Specification Clause 508.

Providing and laying seal coat by manual means with bitumen sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type C as per Technical Specification Clause 510 and as per current circular of E.N.C.

Construction of 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 Grade M-30, 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

Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross-sections, and transporting to the embankment location with a lift upto 1.5 m as per Technical Specification Clause 302.3

Providing concrete for plain/reinforced concrete in 1:3:6 open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203

Providing concrete for plain/reinforced concrete in 1:2:4 open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203

Supplying, fitting and placing HYSD bar reinforcement (Fe 415) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads transporting to site spreading grading to required slope and compacted to meet requirement of table 300.2