SPECIAL REPAIR WORK KEWALPUR LINK ROAD IN DISTRICT BAHRAICH FINANCIAL YEAR 2025-26 USING DEPARTMENTAL HOT MIX PLANT (VIDHAN SABHA-MATERA)

WBM Grading 2:-Providig, laying, spreading and compacting stone aggregated of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth whee roller 80-100 Kn in stages to proper grade and camber, applying and brooming, stone screening / binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clauses 405.

WBM Grading 3:-Providig, laying, spreading and compacting stone aggregated of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth whee 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 as per Technical Specification Clauses 405.

Prime Coat:-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 0.70kg/sqm using mechanical means as per Technical Specification Clause 502

Tack Coat:-Providing and applying Tack coat with bitumen VG-10 using rate of 0.35 kg per sqm on the prepared granular surfaces treated with primer & cleand with Hydraulic broom as per Technical Specification Clause 503 (Including cost of Bitumen)

Open Graded Premixed Carpet:- Providing, laying and rolling of open - graded premix carpet of 20mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen VG 10 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.(Using Departmental H.M.P. (Including cost of bitumen VG10)

Seal Coat:- Providing and laying seal coat using bitumen VG 10 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.(Using Departmental H.M.P. (Including cost of bitumen VG10)

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 OPC 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 0.20 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.

Brick edgeing- Brick- edging with class- 150 bricks laid on edge on both side of the road in mud-mortar including cost of all material, labour, T&P etc. required for proper completion of work.

Subgrade and earthen shoulder:- Construction of subgrade and earthen shoulders with approved material bobtained 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 100 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 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.

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