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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 46
Chapter I
Part 56
Subpart 56.97 - Subpart 56.97—Pressure Tests
§ 56.97-1 - General (replaces 137).
§ 56.97-5 - Pressure testing of nonstandard piping system components.
§ 56.97-25 - Preparation for testing (modifies 137.2).
§ 56.97-30 - Hydrostatic tests (modifies 137.4).
§ 56.97-35 - Pneumatic tests (replaces 137.5).
§ 56.97-38 - Initial service leak test (modifies 137.7).
§ 56.97-40 - Installation tests.
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