Provides that, in addition to any other special permits authorized by law, the department of transportation shall issue special permits to an applicant for the transport of overlength combination units if the following conditions are met: (1) The combination unit includes two full trailers, two semitrailers, or one semitrailer and one full trailer, and the combination unit does not exceed ninety feet in length;

(2) The trailers must be newly manufactured, newly repaired, or in direct route to the repair shop, and the trailers will be transported outside the state without a load and will not be used for commercial purposes within the state; and

(3) The appropriate fees under RCW 46.44.0941 have been paid.