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

Providing, laying, spreading and compacting stone aggregate of 22.4-53mm size to water bound macadam grade-3 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 -3 as per Technical Clauses 405.

Providing and applying primer coat with bitumen emulsion (SS-1) 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 clause 502 (Including cost of bitumen emulsion)

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 clause 503 (Including cost of bitumen VG10)

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 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.(Using Departmental H.M.P., including cost of bitumen VG10)

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.(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 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 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

Brick soling with straight over burnt bricks laid flat and dry ( labour only) including preparation of sub grade to prescribed camber filling, joints with local earth spreading blinding coat, 1 cm. (3/8") depth of local earth over the entire surface & including labour and T&P etc. required for proper completion of the work. 100sft: Prepration of sub grade .

Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5

Providing and laying pitching on slopes laid over prepared filter media as per drawing and technical specifications Clause 1302

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Construction of flexible apron 1 m thick comprising of loose stone boulders weighing not less then 25 kg beyond curtain wall

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. 251

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

Providing and laying filter material with O.B.B. 40mm gauge (nominal size) underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

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. 900 mm Dia Np-3 Hume pipe

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. 350 mm Dia Np-3 Hume pipe

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

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