Construction of ICBP road from Gorom Bazar to Manas National Park from Ch.0.00 Km to Ch.1.550 Km (Length 1.550 Km) under SOPD (G) for the year 2022-23 of District Chirang.PKG NO.16_6

Amount

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

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

Construction of sub-grade and earthen shoulders with approved materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet required of Table 300.2 with lead up to 1000 m as per Technical Specification Clause 303.01 By Mechanical Means, Private Land

Construction of granular sub-base by providing close 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 vibratory roller to achieve the desired density, complete as per Clause 401. (ii) For Grading II Material.

WBM: Providing, laying, spreading and compacting stone aggregate of specific size to WBM specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tones in stages to proper grade and camber applying and brooming screening/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density. (A) By Mnaul Means. (III) WBM Grading-III

Providing and laying interlocking concrete block pavement (M40) having thickness 80mm as per technical specification clause 1504 (Including of Edge restraint and carriage)

Providing and erecting direction and place identification retro-reflective signs as per IRC:67 made of encapsulated lens type reflected sheeting vide clause 1701.2.3 fixed over aluminium sheeting 2mm thick with area not exceeding 0.9 sqm suported on 2 inch dia GI pipe firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701.

Providing and fixing of retro-reflectorised cautionary mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75mm x 75mm x 6mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801. (i) 900mm equilateral tringle.

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

(B) CD Work: RCC Box Culvert, Size=1.00m x 1.00m 1 No. Earthwork in excavation for structures as per drawing and technical specifications including setting out, construction of shoring and bracing, removal of stumps and other deleterious mater dressing of sides and bottom and back filling with approved material as per MORTH Clause No.304. i. In ordinary Soil A) Mechanical Means.

Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification and steel shuttring form work as per clause 802, 804, 805, 806, 807, 1202 ans 1204 A. With Crushed Stone : B. With natural gravel (iv) Rcc M 20 Grade (i) Heigth up to 5m

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

Providing and laying cement concrete wearing coat M-30 grade including reinforcement complete as per technical specification clause 800 and 1206.3

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

BIJIT BRAHMA

Babita Basumatary