March 20, 2025 Coalition Against Bigger Trucks (CABT) Letter to Congress

Chairs Capito, Cruz and Graves and Ranking Members Whitehouse, Cantwell and Larsen:

As the 119th Congress begins work on surface transportation reauthorization, we urge you to oppose any legislation that would increase maximum truck weight or length limits on federal highways. Our opposition extends to any legislation that would raise truck weight limits as part of a “pilot program,” any state or commodity exemptions or waivers of current federal limits or provisions that would allow states to regulate truck weights limits for interstate commerce.

Allowing heavier and longer trucks would create significant infrastructure damage. The U.S. Department of Transportation studied the impact of various longer and heavier truck configurations on interstates and U.S. highways and found that the additional cost of damage to both roads and bridges would require billions of dollars in new federal spending, adding even more to our budget deficit.

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