Section 675 IAC 30-5-5 - Hydrostatic leak tests; alternative testsAuthority: IC 22-13-2-8
Affected: IC 22-15-6
Sec. 5.
(a) The pressure of a hydrostatic leak test, when performed on a boiler or unfired pressure vessel of riveted or welded construction, except a locomotive boiler, shall not exceed the original hydrostatic test pressure. The pressure of a hydrostatic leak test performed on a locomotive boiler shall not exceed one and one-fourth (1 1/4) times the MAWP. During the hydrostatic leak test, the safety valve or valves shall be removed, or each valve disk shall be held down by means of a testing clamp and not by applying additional load to the spring with the compression screw. The minimum water temperature used to perform a hydrostatic leak test shall meet the requirements of the applicable construction or repair code; however, the maximum water temperature shall not exceed one hundred twenty (120) degrees Fahrenheit. (b) If the inspector and the owner or user so agree, other examinations or tests in accordance with the ASME B&PVC or Part 3 of the NBIC may be substituted for the leak test required by this section.Fire Prevention and Building Safety Commission; 675 IAC 30-5-5; filed Jan 5, 1996, 10:15 a.m.: 19 IR 1124; readopted filed Jul 9, 2001, 1:33 p.m.: 24 IR 3822; readopted filed Sep 21, 2007, 9:16 a.m.: 20071010-IR-680070389RFA; readopted filed Oct 19, 2007, 1:08 p.m.: 20071114-IR-680070389RFA; readopted filed Sep 5, 2013, 10:09 a.m.: 20131009-IR-680130182RFA; readopted filed 9/4/2019, 2:20 p.m.: 20191002-IR-675190336RFAFiled 4/28/2021, 11:03 a.m.: 20210526-IR-675200627FRA, eff 7/1/2021Transferred from the Boiler and Pressure Vessel Rules Board ( 680 IAC 2-5-5) to the Fire Prevention and Building Safety Commission ( 675 IAC 30-5-5) by P.L. 249-2019, SECTION 15, effective July 1, 2019.