An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
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.
Notice; Issuance of Advisory Bulletin.
This advisory bulletin reminds operators of their responsibilities under 49 CFR 195.579(a) and 49 CFR 195.589(c) with respect to the identification of circumstances under which the potential for internal corrosion must be investigated.