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CFR › Title 46 › Chapter I › Subchapter F › Part 56 › Subpart 56.97 › Section 56.97-40

46 CFR 56.97-40 - Installation tests.

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§ 56.97-40
Installation tests.
(a) The following piping systems shall be hydrostatically leak tested in the presence of a marine inspector at a pressure of 1 1/2 times the maximum allowable working pressure of the system:
(1) Class I steam, feedwater, and blowoff piping. Where piping is attached to boilers by welding without practical means of blanking off for testing, the piping shall be subjected to the same hydrostatic pressure to which the boiler is tested. The maximum allowable working pressures of boiler feedwater and blowoff piping shall be the design pressures specified in §§ 56.50-30(a)(3) and 56.50-40(b), respectively.
(2) Fuel oil discharge piping between the pumps and the burners, but not less than 500 pounds per square inch.
(3) High-pressure piping for tank cleaning operations.
(4) Flammable or corrosive liquids and compressed gas cargo piping, but not less than 150 pounds per square inch.
(5) Any Class I, I-L, II-L piping.
(6) Cargo oil piping.
(7) Firemains, but not less than 150 pounds per square inch.
(8) Fuel oil transfer and filling piping.
(9) Class I compressed air piping.
(10) Fixed oxygen-acetylene system piping.
(b) Installation testing requirements for refrigeration, fluid power, and liquefied petroleum gas cooking and heating systems may be found in part 58 of this subchapter.
(c) Class II piping systems shall be tested under working conditions as specified in the section on initial service leak test, § 56.97-38.
[CGFR 68-82, 33 FR 18843, Dec. 18, 1968, as amended by CGFR 69-127, 35 FR 9980, June 17, 1970; CGD 72-206R, 38 FR 17229, June 29, 1973 CGD 73-254, 40 FR 40168, Sept. 2, 1975; CGD 95-028, 62 FR 51202, Sept. 30, 1997]

Title 46 published on 2012-10-01

The following are only the Rules published in the Federal Register after the published date of Title 46.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2013-02-27; vol. 78 # 39 - Wednesday, February 27, 2013
    1. 78 FR 13243 - Updates to Standards Incorporated by Reference; Reapproved ASTM Standards; Technical Amendment
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This rule is effective March 29, 2013. The incorporation by reference of certain publications listed in the rule is approved by the Director of the Federal Register on March 29, 2013.
      33 CFR Parts 126, 127, 154, and 155

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.

United States Code
USC : Title 33 - NAVIGATION AND NAVIGABLE WATERS

§ 1321 - Oil and hazardous substance liability

§ 1509 - Marine environmental protection and navigational safety

USC : Title 43 - PUBLIC LANDS

§ 1333 - Laws and regulations governing lands

Presidential Documents

Executive Order ... 12777

Title 46 published on 2012-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 46 CFR 56 after this date.

  • 2013-02-27; vol. 78 # 39 - Wednesday, February 27, 2013
    1. 78 FR 13243 - Updates to Standards Incorporated by Reference; Reapproved ASTM Standards; Technical Amendment
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This rule is effective March 29, 2013. The incorporation by reference of certain publications listed in the rule is approved by the Director of the Federal Register on March 29, 2013.
      33 CFR Parts 126, 127, 154, and 155