Improvement of Angera Ali (From Ch 0.00m to Ch 2210.00m) and Link Road (From Ch 0.00m to Ch 240.00m) Total Length-2.45 Km Under SOPD-G for the year 2020-21, in Mahmora LAC, under PWRD, Charaideo District Territorial Road Division, Sonari.

Amount

ROAD WORK : Clearing and grubbing road land : (Clearing and grubbing including uprooting rank vegetation, grass, bushes, shurbs, saplings and trees girth upto 300mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or octioned upto a lead of 1000m including removal and disposal of top organic soil not exceeding 150 mm in thickness.)as per morth specification 201. (i) By manual means (A) In area of non thorny jungle

Scarifying Existing Bituminous Road Surface to a depth of 150 mm and disposal of scarified material with a lift up to 3 m & lead upto 1000m as per technical specification clause 301.4

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

Excavation in Cutting in Soil by manual means with lead upto 50 m Excavation for roadway in soil using manual means for carrying of cut earth to embankment site with a lift upto 1.5 m and lead upto 50 m as per Technical Specification Clause 302.3 (Manual should be use where machines can not be deployed due to site condition)

Granular Sub Base with well graded material (table 400.1) (A) By mixed in place method 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

WBM Gr.-III Using stone screening Type-B. 11.2mm for Gr.-III. Water Bound Macadam (Providing laying spreading and compacting stone aggregate of specific sizes to water bound macadam specification including spreading in uniform thickness, hard packing, rolling with smooth wheel roller 80-100 KN in stages to proper grade and camber, applying and brooming stone screening to fillup the interstices of coarse aggregate watering and compacting to the reqd. density grading 3 as per Technical Specification clause 405. A.By Manual Means. II) For Gr III Material

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

HP Culvert 1000 mm dia: Earthwork in excavation for foundation of structures upto 3 m depth as per drawing and technical specification Clause 1104 includding setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material.

Plain Cement Concrete M10 (1:3:6 nominal mix) in levelling course below open foundation of Head walls as per drawings & Technical Specification Clause 1109

Bedding of pipe Granular Material

Providing concrete for plain / reinforced cncrete in open foundation complete as per drawing and technical specifications clause 802, 803, 1202 & 1203. (III) P.C.C. grade M20 Nominal mix (1:2:4)

Providing and laying reinforced cement concrete pipe NP3 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.

Providing and erecting direction and place identifications of semi reflective sign boards as per IRC:67 made of 2 mm thick M.S. Sheet duly stove enameled paint in white colour in front and grey colour on back with red reflective border of 70 mm width and required message, letters, figures with reflective engineering grade tape as per MORD specifications of required shade and colour. Supported and welded on 47 mm x 47mm of 12 SWG Square tube of 3050 mm height duly strengthened by 25 mm x 5 mm M/s flat iron on edges on back firmly fixed to the ground by means of properly designed foundations with M-15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701. ii) 600 mm equilateral triangle

iii) 600 mm circular

iv) 800 mm x 600 mm rectangular

Road side Plantation 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.

Providing of 15 Nos. Rumble(for cach location) strips covered with premix bituminous carpet 15.2 mm high at centre ,250mm wide placed at 1.00m centre to centre at approved location to control speed marked with white strips of road marker paint.

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