Each bridge required to be inspected under this chapter shall be rated to determine its safe load-carrying capacity. Significant changes in the condition of a bridge shall be reported to the department as soon as possible. When the significant change affects the rating of the bridge, the bridge shall be rerated by the maintenance authority within 7 calendar days of the inspection. When the inspection or rerating results in a recommendation for posting, change in posting, or closure of the bridge, the department shall be notified within 7 calendar days of the inspection or rerating. Ratings shall be determined in accordance with the AASHTO manual.
Wis. Admin. Code Department of Transportation § Trans 212.09