Reported enforcement areas
Interstate Speed Trap Database
81+ reported enforcement areas across major freight corridors. Search and filter by interstate or state. This is informational only — not a legal conclusion about any location.
6 reported enforcement areas
MM 173–178
Winnemucca / Humboldt County
Issue: Speed enforcement
Reduced-speed town transition on long corridor.
Updated 2026-03-24
MM 323–345 (Elk Mountain)
Elk Mountain / Carbon County
Issue: Wind, ice & speed enforcement
Frequent closures and variable speed limits.
Updated 2026-04-17
MM 122–126
Ogallala / Keith County
Issue: Speed enforcement
NSP commercial patrols reported.
Updated 2026-03-07
MM 120–126
Des Moines / Polk County
Issue: Urban speed & lane enforcement
Congested metro segment.
Updated 2026-02-23
MM 145–161
Snow Shoe / Centre County
Issue: Grade & speed enforcement
Long mountain grades, brake checks.
Updated 2026-04-06
MM 174–185 (Donner Summit)
Truckee / Nevada County
Issue: Chain-law & grade speed enforcement
Mandatory chain controls in winter.
Updated 2026-04-21
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A ticket in one of these corridors can still threaten your CDL. Do not ignore it — connect with a local attorney before your deadline.
Get CDL defense helpImportant: Entries describe areas where commercial traffic enforcement has been reported along known freight corridors. They are provided for general awareness and safety, are not verified in real time, and are not legal conclusions, accusations, or advice about any agency or location. Always follow posted limits and lawful instructions.
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