Wis. Stat. § 348.295: Weight limitations for certain permits.

Notwithstanding s. 348.15 (3) (c), for any vehicle or vehicle combination operating under a permit issued under s. 348.27 (18) or (21), the gross weight imposed on the highway by any group of 6 or more consecutive axles of a vehicle or combination of vehicles may not exceed the maximum gross weights in the following table for each of the respective distances between axles and the respective numbers of axles of a group: [See Figure 348.295 following]