Construction of Boundary Wall and Approach Road at the campus of Kajalgaon Town Committee

Amount

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 - I Ordinary soil, Upto 3 m depth

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 - A9 with crushed stome, I) P.C.C Grade M10, Nominal mix (1:3:6)

I) P.C.C Grade M10, Nominal mix (1:2:4)

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 - A With Crushed Stone - III RCC Grade M 20

Fillling in foundation trenches as per drawing and technical specification Clause 305.3.9 i) Sand filling

Plasteing with in cement mortar (1:4), 15 mm thick on brickwork in substructure as per technical Clause 613.4 &1204

Supplying, fitting and placing TMT (Fe-500 D) reinforcement in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

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 i) Private Land

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. (i) Private Land

Gravel/Soil-Aggregregate surface course (table 400.3) - 1) Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with three wheel 80-100 kN static roller capacity to achieve the desired density, complete as per Technical Specification Clause 402 - G.S.B

1) WBM Grading 2 - Using stone screening Type-B 11.2 mm for Gr.II 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/binding materials to fillup the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. (A) By Manual Means

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 aggregrette 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 vibrator and finished in continuous operation including provision of contraction and expansion,construction joints, applying debonding strips,primer,sealant,dowelbars,near approaches to bridge/culverts and construction joints,admixture as approved,curingof concrete slabs for 14 days.

Sri Dwithun Basumatary