Public Works Department Tender

Water Bound Macadam Sub-base/base Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.

Cement Treated Subbase Providing, laying and sperading Material on a prepared sub grade, adding cement @2% by weight to the spread Material manually, mixing in place with rotavator and compacting with the road roller at OMC to achieve the desired unconfined compressive strength and to form a layer of sub-base.

Cement Treated Base Providing, laying, spreading on a prepared sub base, cement@4% by weight to the spread material manully mixing in place with rotavator and compacting with the road roller at OMC to achieve the desired unconfined compressive strength and to form a layer of base.

Providing and applying tack coat with Bitumen VG-10 using bitumen pressure distributor at the rate of 0.35 kg per sqm on the prepared bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

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

Providing and laying seal coat 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

Cement Concrete Pavement -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 including Trimixing by floating method & adding hardener in required quantity and depth upto 5 cm complete as per directions of Engineer-In-charge to meet Tenchinal specifications.

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 with lead upto 1000 m as per Technical Specification Clause 303.1.

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. S.I.No. 253

Providing concrete for plain/reinforced concrete (1:3:6) with cement, coarse sand and stone ballast 40mm in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203

Brick masonry work (1:3with coarse sand ) in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specifications Clauses 600, 1202 & 1203

Providing and laying reinforced cement concrete pipe NP3 900mm dia for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106.

Providing and laying reinforced cement concrete pipe NP3 350mm dia for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106.

Pointing with cement mortar (1:3) on brickwork as per drawing and technical specification Clauses 613.3 and 1204

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. S.I.No. 253 Retaining Wall

Providing concrete for plain/reinforced concrete M-15(1:3:6) with cement, coarse sand and stone ballast 40mm in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 (As Per S.O.R.280) Retaining Wall

Brick masonry work (1:3with coarse sand ) in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specifications Clauses 600, 1202 & 1203

Providing and laying reinforced cement concrete in superstructure as per drawing and technical specifications Clauses 800, 1205.4 and 1205.5

Reinforcement cement concrete 1:2:4 in superstructure.

Making provision for weep holes with 100mm dia polymer.