Vertical alignment between the trail tread, turning space, and resting interval shall be nominally planar....
Search Results "Vertical Alignment"
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1017.8.4 Turning Space
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1018.5 Obstacles
Obstacles on beach access routes and resting intervals shall not exceed 1/2 inch (13 mm) in height measured vertically to the highest point....
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Getting In
Building entries must be flush with the grade of the outside access route and have a beveled doorsill that is not more than one-half inch high. Sometimes it's fairly easy to add...
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Obstacles [1018.5]
Changes in the vertical alignment of boards or the connection points for removable sections of beach access routes can be obstacles to beach access....