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e-CFR data is current as of January 14, 2021 |
Title 49 → Subtitle B → Chapter I → Subchapter D → Part 192 → Subpart I → §192.477 |
Title 49: Transportation
PART 192—TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM FEDERAL SAFETY STANDARDS
Subpart I—Requirements for Corrosion Control
§192.477 Internal corrosion control: Monitoring.
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 71⁄2 months.
[Amdt. 192-33, 43 FR 39390, Sept. 5, 1978]