OAR 741-320-0160
OAR 741-320-0160. Walkways on Curves
Except where OAR 741-320-0080 (Standard No. 1) applies, a walkway located on the inside of a curve exceeding 17 degrees shall have a minimum width of 7 feet as measured from the outside edge of rail. See OAR 741-315-0010(3).