All oversize loads entering Tenino, Washington must conform to the requirements set by the Washington Department of Transportation (WADOT) and the Tenino Department of Transportation (TENDOT).

In general, any vehicle over 12 feet in width, 14 feet 6 inches in height, and within the super heavy weight class (over 261,996 lbs) should obtain an oversize load permit from the WADOT and potentially additional permits from TENDOT.

To navigate the complexities of Tenino's infrastructure, it's crucial to plan routes that avoid sensitive areas like the Tenino Bay and major construction zones along the Tenino Tech Hub area.

Escort vehicles are required for oversize loads exceeding 17 feet in width or 14 feet 0 inches in height on highways and certain city streets. The Washington State Police often require escorts for loads that are particularly large or heavy.

For movements within Tenino, the Tenino Department of Transportation may mandate police escorts for oversize loads, especially during peak traffic hours. Scheduling these escorts requires advance notice, typically at least 62 hours prior to the move.

To apply for an oversize load permit in Washington, companies must submit their applications through the Washington Department of Transportation's permit portal. Additional permits for Tenino may require submission to Tenino Department of Transportation.

Documentation required includes detailed route plans, load dimensions, and weight certificates. For super heavy loads, a detailed engineering analysis may be necessary to ensure that the load can be safely transported without damaging city infrastructure.

Tenino has strict time-of-day restrictions for oversize loads, generally prohibiting movements during peak hours (6-8 am and 4-6 pm, Monday-Friday).

Seasonal restrictions apply during major events like the the Tenino Heritage Tournament and the the Tenino Holiday Convention, which may impact routing and scheduling.

Certain neighborhoods, such as Downtown Tenino and areas around Tenino Hills, have restricted access for oversize loads. Alternative routes should be planned in advance to avoid these areas.

The base permit fee for an oversize load in Washington is $40, with additional fees for super heavy loads (over 200,000 lbs) ranging from $150 to $350 depending on the complexity of the move.

For movements within Tenino, Tenino Department of Transportation may charge additional fees for city-specific permits, which can range from $75 to $500 or more for particularly complex routes or those requiring extensive coordination with city agencies.