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May the information in the stopping distance table be used to determine the stopping distances at speeds greater than 20 mph?

Document
FMCSA-VEH-393.52-Q01.cm_.docx (22.27 KB)

Section § 393.52: Brake performance.

Guidance Q&A

Question 1: May the information in the stopping distance table be used to determine the stopping distances at speeds greater than 20 mph?

Guidance: No, the table is not intended to be used to predict or determine stopping distances at speeds greater than 20 mph.

Regulatory Topic: Can the stopping-distance table be used for speeds above 20 mph?
Effective Date: Sunday, May 4, 1997
Issued Date: Friday, April 4, 1997