Get Aashto Pedestrian Bridge Vertical Clearance Pics. The adopted criteria provide vertical clearance values for the various highway functional classifications (table 19). Rating (lrfr) of highway bridges • aashto lrfd movable highway bridge design specifications.
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The aashto (american association of state highway and transportation officials) lrfd minimum vertical clearance above the high rail shall be 23 ft.
American association of state highway and transportation officials ada: In addition to visibility and vertical clearance, there is currently a problem with water pooling underneath the bridge. Bridge width, vertical clearance, and grade considerations. American association of state highway and transportation officials ada:
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