13 ncac 13 .0403 MAXIMUM ALLOWABLE WORKING PRESSURE
(a) An inspector may lower the maximum allowable working pressure of any boiler or pressure vessel because of age, condition or the circumstances under which it is operated.
(b) The inspector shall justify the reduction in the maximum allowable working pressure and note the new maximum allowable working pressure on the inspection report.
(c) No boiler or pressure vessel may be operated in excess of the maximum allowable working pressure as stated on the inspection certificate or outside of the temperature ranges for which the boiler or pressure vessel was designed.
(d) If a boiler or pressure vessel has its maximum allowable working pressure reduced under this chapter, the owner or user may appeal the inspector's decision to the Chief Inspector in accordance with the requirements of 13 NCAC 13 .0304.
History Note: Authority G.S. 95‑69.11; 95‑69.14;
Eff. May 29, 1981;
Amended Eff. January 1, 2009; January 1, 1995;
Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. July 22, 2018.