All oversize loads entering Bay City, Wisconsin must conform to the requirements set by the Wisconsin Department of Transportation (WIDOT) and the Bay City Department of Transportation (BAYDOT).

In general, any vehicle over 12 feet in width, 13 feet 6 inches in height, and within the super heavy weight class (over 295,918 lbs) should obtain an oversize load permit from the WIDOT and potentially additional permits from BAYDOT.

To navigate the complexities of Bay City's infrastructure, it's crucial to plan routes that avoid sensitive areas like Bay City Municipal Complex and major construction zones along the Bay City Medical Center area.

Escort vehicles are required for oversize loads exceeding 15 feet in width or 13 feet 0 inches in height on highways and certain city streets. The Wisconsin State Police often require escorts for loads that are particularly large or heavy.

For movements within Bay City, the Bay City Department of Transportation may mandate police escorts for oversize loads, especially during peak traffic hours. Scheduling these escorts requires advance notice, typically at least 69 hours prior to the move.

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

Bay City has strict time-of-day restrictions for oversize loads, generally prohibiting movements during peak hours (6-8 am and 4-5 pm, Monday-Friday).

Seasonal restrictions apply during major events like the the Bay City Music Fair and the the Bay City Holiday Exhibition, which may impact routing and scheduling.

Certain neighborhoods, such as Bay City Center and areas around Bay City Valley, 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 Wisconsin 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 Bay City, Bay City 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.