Washington Revised Code Title 47. Public Highways and Transportation § 47.60.680. Prequalification of contractors required

No contract for the construction, improvement, or repair of a ferry, ferry terminal, or other facility operated by the Washington state ferries or for the repair, overhaul, or the dry-docking of any ferry operated by Washington state ferries may be awarded to any contractor who has not first been prequalified to perform the work by the department of transportation. No bid or proposal for such a contract may be received from any contractor who has not first been prequalified to perform the work by the department of transportation.