675 Ind. Admin. Code 30-11-3

Current through January 8, 2025

Section 675 IAC 30-11-3 - Safety factor

Authority: IC 22-13-2-8

Affected: IC 22-15-6

Sec. 3.

The minimum factor of safety shall in no case be less than four (4) for carbon steel or low-alloy steel vessels operating with metal temperatures below seven hundred (700) degrees Fahrenheit. For high alloy steel the maximum allowable stress value shall be indicated in the applicable table of maximum allowable stress values provided in the applicable provisions of the ASME B&PVC in effect at the time of fabrication for the material and temperature involved. The factor of safety may be increased (or the maximum allowable stress may be reduced) when deemed necessary by the inspector to ensure the operation of the vessel is within safe limits.

675 IAC 30-11-3

Fire Prevention and Building Safety Commission; 675 IAC 30-11-3; filed Jan 5, 1996, 10:15 a.m.: 19 IR 1138; 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-675190336RFA

Filed 4/28/2021, 11:03 a.m.: 20210526-IR-675200627FRA, eff 7/1/2021

Transferred from the Boiler and Pressure Vessel Rules Board ( 680 IAC 2-11-3) to the Fire Prevention and Building Safety Commission ( 675 IAC 30-11-3) by P.L. 249-2019, SECTION 15, effective July 1, 2019.