Wyoming Mandates Safety Certification for Heavy Vehicles
Drivers of vehicles over 10,000 pounds must complete a safety certification to operate on Wyoming Highway 22.
Updated on Oct. 26, 2026 in Trucks
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As of October 1, 2026, the Wyoming Department of Transportation requires drivers of vehicles weighing at least 10,000 pounds to complete a mandatory self-certification program. This initiative aims to ensure motorists are prepared for the mountainous terrain of Teton Pass.
Why it matters
The mandate ensures that drivers operating large vehicles on the steep 10 percent grades of Teton Pass fully understand essential safety precautions. This preparation helps mitigate risks on a highway where total gross vehicle weight is capped at 60,000 pounds.
The 10-minute self-certification process covers safety materials for Teton Pass, which features arrestor systems capable of stopping 90,000-pound vehicles traveling at 90 mph. Highway 22 also enforces a 60,000-pound gross weight limit.
The players
Wyoming Department of Transportation
This state agency is responsible for the planning, design, construction, and maintenance of Wyoming's transportation infrastructure.
The details
Drivers complete the online certification by reviewing educational videos, maps, and specific braking information relevant to the steep grades. The route also utilizes specialized safety infrastructure, including gravel arrestor beds at milepost 7.44 that feature a minimum depth of 3 feet and a width of 26 feet.
Timeline
September 2026: Nearly 2,000 drivers completed the self-certification program.
October 1, 2026: The self-certification mandate took effect.
November 15, 2026: Seasonal trailer ban begins.
April 1, 2027: Seasonal trailer ban ends.
Roadmap
This certification program reflects a broader trend of states implementing specialized training to mitigate the risks associated with heavy vehicle operation on challenging mountain terrain. Such requirements shift the burden of safety awareness onto the operator as a prerequisite for accessing critical mountain passes.
Drivers of vehicles weighing over 10,000 pounds must complete the online certification to ensure they are prepared for the steep highway conditions. Failure to adhere to seasonal regulations, such as the trailer ban, can restrict access to Teton Pass during winter months.
The takeaway
Drivers should ensure they are familiar with all safety systems, including escape ramps located at milepost 8.3, before traversing mountain passes. Planning routes well in advance is essential given the seasonal restrictions that impact heavy vehicle traffic.
Further reading
Learn more about the latest developments in regional transport at Wyoming Trucks.
More information
Complete the required safety training through the WY22 Safe Pass self-certification portal.
Source note: This article includes information reported by Transport Topics.
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Should drivers be required to complete safety training before navigating challenging mountain highway passes?
