ADA - IN.gov

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• Minimum ramp width is 4 ft. Exceptions to this are shown on Standard Drawing E 604- SWCR Series, where a minimum of 5 ft is required in order to provide a passing space. 4 ft min ramp width is required. If the ramp is wider than 4 ft, the ramp width may be reduce to achieve a min clear width of 4 ft to avoid an obstruction.

  Ramp