Requires the department of transportation to designate that portion of state route number 97 from the Canadian border to milepost 331.22 as a heavy haul industrial corridor for the movement of overweight vehicles to and from the Oroville railhead. The department may issue special permits to vehicles operating in the heavy haul industrial corridor to carry weight in excess of weight limits established in RCW 46.44.041, but not to exceed a gross vehicle weight of 137,788 pounds.