The Missouri MoDOT motor carrier services announced some oversize and overweight rule changes that will go into effect on March 31, 2025.
The rule updates includes the following:
- Reduces barriers for the oversize and specialized hauling transportation industry while preserving a risk averse priority to highway safety
- Maximizes access to off-peak system capacity
- Relaxes width restriction to allow loads up to but not exceeding sixteen feet (16’) to travel on weekends
- Increases the width threshold for nighttime travel to allow loads up to but not exceeding twelve feet six inches (12’6”) wide
- Increases the length threshold for nighttime travel to allow loads up to but not exceeding one hundred ten feet (110’) in length
- Increases the threshold to require escorts to apply to overlength loads exceeding one hundred ten feet (110’)
- Promulgates a new escort requirement for overlength loads exceeding one hundred twenty-five feet (125’) on all highways
- Streamlines and simplifies holiday restrictions to align with MoDOT contractor work restrictions
- Redefines outmoded and ambiguous travel way descriptors by eliminating references to “dual lane” and “multilane” highways
- Authorizes the use of roadway geometric modeling software for overlength vehicle route surveys
- And cleans up various housekeeping items and codifies existing business requirements into the administrative rule
Questions? WCS Permits & Pilot Cars Can Help
WCS Permits & Pilot Cars is North America’s oversize load authority. We are committed to keeping the oversize load industry up-to-date about travel restrictions, oversize fees, declarations and more.
We provide various industries with oversize load permits, trip & fuel permits, superload permits, route surveying, transportation consulting, pilot car dispatching and truck safety equipment throughout the United States and Canada.
WCS has over 75 permit agents who have the experience and knowledge to permit oversize loads in a timely fashion.


