Wash. Admin. Code § 479-14-200
The board recognizes the need for pedestrian facilities on arterial roadways and has required that sidewalks be provided under the urban program. A sidewalk deviation may be requested by the lead agency and may be granted under the following authorities:
(1) The executive director has administrative authority to grant sidewalk deviations as follows:
(b) On both sides of a designated limited access facility if:
[Statutory Authority: Chapter 47.26 RCW. WSR 15-22-052, § 479-14-200, filed 10/29/15, effective 11/29/15; WSR 12-08-060, § 479-14-200, filed 4/3/12, effective 5/4/12; WSR 07-18-050, § 479-14-200, filed 8/30/07, effective 9/30/07.]