Washington Administrative Code Title 468 - Transportation, Department of (See Title 88)
Washington Administrative Code (WAC) Title 468 – Transportation, Department of
(See also Title 88 for Marine-related rules)
Overview:
WAC Title 468 contains the administrative rules for the Washington State Department of Transportation (WSDOT). It covers policies, regulations, and procedures for managing the state's transportation infrastructure, including highways, aviation, rail, ferries, and multimodal systems.
Key Areas Covered in Title 468:
Highways and Roadways:
Access control on state highways
Roadway design standards
Construction permits
Right-of-way and property acquisition
Traffic and Safety:
Traffic control devices (signs, signals, markings)
Speed zones and traffic regulations
Roadside memorials and advertising control
Aviation:
Airport aid and development
Aviation licensing and safety
Aircraft rescue and firefighting training
Public Transportation:
Transit agency coordination
Grants and funding programs
Park and ride lot management
Rail Systems:
Freight rail assistance programs
Rail crossing safety
High-speed and passenger rail standards
Ferries (see also Title 88):
Operations and tariffs for Washington State Ferries
Vessel scheduling and maintenance
Safety and security protocols
Environmental and Planning Regulations:
Environmental documentation (SEPA/NEPA)
Transportation planning and modeling
Public involvement and stakeholder engagement
Tolling and Transportation Financing:
Toll facility operations
Public-private partnerships (P3)
Regional transportation investment districts
Permits and Oversight:
Oversize/overweight vehicle permits
Utility accommodation
Access management permits
Design and Engineering Standards:
Standard specifications for road and bridge design
Materials testing and approval
Contractor qualifications
Connection with Title 88:
While Title 468 covers overall transportation infrastructure and policy, Title 88 of the WAC focuses specifically on navigation and waterways, including:
Marine vessel registration and safety
Ferry terminals and marine operations
Harbor regulations

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