Improvement of Goria Pather Road under SOPD-G (Ch. 3950.00m to Ch. 5700.00m) L-1.750 Km for the year 2020-21 under Mahmora LAC, under PWRD, Charaideo District Territorial Road Division, Sonari.

Amount

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 150mm in thickness.)as per morth specification 201. (i) By manual means (A) In area of non thorny jungle

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

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 grading III material

Inter locking concrete Block pavement I(a) Providing and laying interlocking concrete block pavement(M40) having thickness 80mm as per technical specification clause 1504(inclusive of Edge restraint and carriage)

Dismantling of existing structures like culverts, bridges, retaining walls and other structures comprising of masonary, cement concrete, wood work, steel work including T&P and scaffolding whereever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lift and lead of 1000 m as per Technical specification Clause 202. (B) Cement Concrete

Removing all types of Hume pipes and stacking within a lead of 1000 m including Earthwork and Dismantling of Masonry Works as per Technical Specification Clause 202. (B) Above 600mm to 900 mm dia Hume pipe

HP Culvert 1000 mm dia for single opening: 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 fixing of semi reflective cautionary, mandatory & informatory sign board as per IRC:67 made of 1.5mm thick MS sheet duly stove white colour in front and gray colour on back with red reflective border of 65mm width and required letters and figures with reflective tape engineering grade as per clause 1701.3.9 of MORD for Rural Roads of required shade and colour supported and welded on 47mm × 47mm × SWG sheet tube firmly fixed to the ground by mean of properly designed foundation with M-15 grade cement concrete 450×450×600mm, 600mm below ground level as per approved drawing clause 1701.2.2 (iv) 80cm×60cm 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.

Sri Utpal Buragohain