231.8 Bridge Width: Difference between revisions

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Per BR, revision coordinated with Green Book guidance that clear bridge width shall be the same as the approach roadway for collectors, arterials and freeways.
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Bridge width, exclusive of sidewalks, shall be equivalent to the existing or, if wider, proposed approach roadway (i.e., traveled way and any shoulders) width. In the absence of shoulders, the bridge width shall be 4 ft. (2 ft. per side) wider than the approach traveled way width.  Greater bridge widths may be considered if future expansion of the facility will occur within the first half of the expected life of the bridge improvement, shared-use lanes will be constructed immediately adjacent to the roadway, or to facilitate construction.    
The minimum roadway width for new bridges shall be the greatest of:
::*  Width of approach travelway + shoulders
::* Width of approach travelway + 4 feet<sup>1</sup>
::*  24 feet.
 
::<sup>1</sup> 2 feet per side minimum
    




[[category:231 Typical Section Elements for Roadways|231.08]]
[[category:231 Typical Section Elements for Roadways|231.08]]

Latest revision as of 14:51, 26 January 2021

The minimum roadway width for new bridges shall be the greatest of:

  • Width of approach travelway + shoulders
  • Width of approach travelway + 4 feet1
  • 24 feet.
1 2 feet per side minimum