§192.477. Internal corrosion control: Monitoring.
49 C.F.R. § 192.477
If corrosive gas is being transported, coupons or other suitable means must be used to determine the effectiveness of the steps taken to minimize internal corrosion. Each coupon or other means of monitoring internal corrosion must be checked two times each calendar year, but with intervals not exceeding 7 1/2 months.
Notes, amendments, and revision history
Amendments
[Amdt. 192-33, 43 FR 39390, Sept. 5, 1978]
Source
Source: Amdt. 192-4, 36 FR 12302, June 30, 1971, unless otherwise noted.
Authority
Authority: 30 U.S.C. 185(w)(3), 49 U.S.C. 5103, 60101 et. seq., and 49 CFR 1.97.
Source
Source: 35 FR 13257, Aug. 19, 1970, unless otherwise noted.
Amendments
[Amdt. 192-33, 43 FR 39390, Sept. 5, 1978]