2013 Forest Service Outdoor Recreation Accessibility Guidelines (FSORAG)

2.4.1 Running Slope (Grade).

The running slope (grade) of ORARs shall comply with all applicable provisions of this section. 

2.4.1.1.

The running slope (grade) of an ORAR shall be 1:20 (5 percent) or less for any distance. 

2.4.1.2.

A grade of up to 1:12 (8.33 percent) is permitted for up to 50 feet (15 m) of an ORAR. Resting intervals complying with section 2.3 shall be provided at distances of no more than 50 feet (15 m) apart. 

2.4.1.3.

A grade of up to 1:10 (10 percent) is permitted for up to 30 feet (9 m) of an ORAR. Resting intervals complying with section 2.3 shall be provided at distances of no more than 30 feet (9 m) apart.