BTR_SOPD_G_25_26_04 Construction of RCC Bridges on Tankibasti to Gopakhona road (1x18.75 m) under SOPD-G for the year 2025-26.

Clearing and grubbing of road land including uprooting rank vegetation, grass, bushes shrubs, saplings, and tree girth upto 300mm removal of stumps of such 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 of and disposal of top organic soil not exceeding 150mm in thickness as per technical Specification Clause 201. (I) By manual means (A) In area of non thorny jungle.

Item no-2/2 Dismantling of existing structures like culverts bridges retaining walls and other Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 m as per Technical Specification Clause 202. C. Reinforced Cement Concrete

3/3 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

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

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 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801

RCC Guard Post: Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed. 30 cm dia. RCC guard post with reinforcement of 6nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c.

Bridge Part : Earth work in excavation of foundation of structures as per drawings & technical specifications, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and back filling with approved material. I. ordinary soil A. manual means (a) without dewatering (ii) 3m to 6m depth

Providing and laying of cutting edge of mild steel weighing 40 K.G. per meter for Well foundation complete as perv drawing and as per clause 1200 &1900 of MORTH specifications .

Plain / Reinforced Cement concrete, in well foundationcomplete as perdrawing and as per clause 1200 , 1500 & 1700 of MORTH specifications. A. Well Curb I) RCC M - 25 grade Case - I : Using concrete mixer.