Wash. Admin. Code § 51-54A-1012
1012.1 Scope. The provisions of this section shall apply to ramps used as a component of a means of egress.
EXCEPTIONS: | 1. Other than ramps that are part of the accessible routes providing access in accordance with Sections 1108.2 through 1108.6 of the International Building Code ramped aisles within assembly rooms or spaces shall conform with the provisions in Section 1030. |
2. Curb ramps shall comply with ICC A117.1. | |
3. Vehicle ramps in parking garages for pedestrian exit access shall not be required to comply with Sections 1012.3 through 1012.10 of the International Building Code when they are not an accessible route serving accessible parking spaces or other required accessible elements. | |
4. In a parking garage where one accessible means of egress serving accessible parking spaces or other accessible elements is provided, a second accessible means of egress serving that area may include a vehicle ramp that does not comply with Sections 1012.5, 1012.6, and 1012.9 of the International Building Code. A landing complying with Sections 1012.6.1 and 1012.6.4 of the International Building Code shall be provided at any change of direction in the accessible means of egress. |
Wash. Admin. Code § 51-54A-1012