New Bridge Designs for Routes N and O in Dunklin County2018-08-31T20:50:15+00:00

Project Description

New Bridge Designs for Routes N and O in Dunklin County

  • LOCATION: Dunklin County, MO

  • CLIENT: MoDOT

  • CONSTRUCTION COST: $761,000 estimate | $758,000 bid

  • TWM’s new bridge design for Route N utilized a single span with prestressed concrete spread box beams to replace this truss bridge
  • The Route O truss bridge was replaced with a double box culvert after hydraulics indicated a small drainage area was present
  • No grade raise was required at either structure which minimized roadway work
  • Superstructures: Spread P/S box beams
  • Substructures: Pile-supported integral end bents and double concrete box culverts

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