USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Portions of the Department of Transportation are currently in shutdown/furlough status due to a lapse in appropriations. Please continue to monitor this page for updates on DOT’s operating status.
U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

PHMSA Safety Advisory Notice: Tank Cars Equipped with Aluminum Manway Covers

Document
PHMSA Safety Advisory - Tank Car Aluminum Manway Covers.pdf (197.92 KB)

This Safety Advisory alerts hazardous materials tank car owners and offerors of the potential harm to certain manway assemblies with aluminum protective housing covers when exposed to extreme heat. See Safety Advisory for more details.

DOT is committed to ensuring that information is available in appropriate alternative formats to meet the requirements of persons who have a disability. If you require an alternative version of files provided on this page, please contact PHMSA-Accessibility@dot.gov.
Issued Date: