- WSR 15-05-004RULES COORDINATORTRANSPORTATION COMMISSIONDEPARTMENT OF TRANSPORTATION[Filed February 4, 2015, 3:43 p.m.]Pursuant to RCW 34.05.312, the rules coordinator for the department of transportation and transportation commission is Grant Heap, 310 Maple Park Avenue, P.O. Box 47410, Olympia, WA 98504-7410, phone (360) 705-7760, fax (360) 705-6808, e-mail heapg@wsdot.wa.gov.Grant HeapRules Coordinator