A cargo tank undergoes both a pressure test and an external visual inspection on the same date. How should this be marked under 49 CFR 180.415(b)?
Tanker (N) Endorsement • Free CDL Practice Question
Regulation
49 CFR 180.415(b)
Why This Matters
Tanks often get several checks done in the same service visit, so the combined-code format keeps the tank's full test history compact and legible in a small marked area, instead of requiring a cluttered set of separate entries.