Construction of road from Palengbari I to Paragaon under SOPD_G in Chirang District for the year 2019-20, Bijni LAC

Amount

Clearing and Grubbing Road. Land Clearing and grubbing road land including uprooting wild vegetation,grass, bushes, shrubs, saplings and trees of girth upto 300 mm,removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specification Clause 201. (i) By Manual Means (A) In area of non thorny jungle

Construction of Embankment. 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. 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 1000m as per Technical Specification Clause 303.1. (i) Private Land

Granular Sub-base. 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 smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. (ii) For Grading II Material.

Water Bound Macadam. 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. (A) By Manual Means

Inter locking concrete Block pavement. (A) Interlocking pavement block (i) Providing and laying interlocking concrete block pavement (M40) having thickness 80mm as per technical specification clause 1504 complete including carriage.

Planting of Trees and their Maintenance for three Year (Planting of trees by the road side (Avenue trees) in 0.60m dia holes, 1 m deep dug in the ground, mixing the soilwith decayed farm yard/sludge mannure, planting thesaplings, backfilling the trenches, watering , fixing the tree guatrd and maintaining the plants for three year.

Construction of 2.00m X 2.00m RCC Box culvert. 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 3 m to 6 m depth

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

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203. (B) With natural Gravel. (I) P.C.C Grade M 10. Nominal mix 1:3:6 (Hand mixing)

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204. (B) With Natural Gravel. (IV) RCC Grade M 25. (i) For height upto 5 m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyamsteel/RINL) in substructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202.

Providing and laying cement concrete wearing course M 30 grade including reinforcement complete as per drawing and technical specifications Clauses 800 and 1206.3. (B) With Natural Gravel

Backfilling behind abutment, wing wall and return wall complete as per drawings & technical specification Clause 1204.3.8. (i) Granular material.

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100mm x 100 mm mesh (woven diagonally) including 10 per cent extrafor laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301.

Sri Dhiraj Borgoyary

BABITA BASUMATARY