650.225. Maximum allowable pressure. - Missouri Statutes

Maximum allowable pressure.

650.225. 1. The maximum allowable pressure of a boilercarrying the ASME code symbol or of a pressure vessel carryingthe ASME or API-ASME code symbol shall be determined by theapplicable sections of the code under which it was constructedand stamped, or a later edition of the ASME code, provided thatthe rerating has been performed in accordance with the rules ofsuch later edition.

2. The maximum allowable pressure of a boiler or pressurevessel which does not carry the ASME or the API-ASME code symbolshall be computed in accordance with the inspection code of theNational Board of Boiler and Pressure Vessel Inspectors, or, whenapplicable, ANSI/API Standard 510, Pressure Vessel InspectionCode, unless the pressure vessel is of a special construction, inwhich case the board may grant at its discretion a specialinstallation and operating permit for a pressure vessel ofspecial design or construction, consistent with the safetyobjectives of the rules and regulations.

3. Sections 650.200 to 650.290 shall not be construed as inany way preventing the use, sale or reinstallation of a boiler orpressure vessel referred to in this section, provided it has beenmade to conform to the rules and regulations of the boardgoverning existing installations; and provided, further, it hasnot been found upon inspection to be in an unsafe condition.

(L. 1984 H.B. 1060 § 6)