Section 680IAC2-11-5. Inspection; stamping of serial number

   (a) At the time of the first internal or certificate inspection, each unfired pressure vessel shall be stamped by the state inspector or the owner or user inspector with a serial number of the state of Indiana preceded by the letters "IND", the letters and figures to be not less than one-fourth (¼) inch in height and arranged as:

IND 1234

  (b) Any unfired pressure vessel constructed of cast iron, or of a material, or of such thickness that it should not be stamped, shall have securely attached a metal tag not less than one (1) inch in height, that has a state serial number stamped thereon.

  (c) The number applied shall be one from the series assigned to the state inspector or owner or user inspector in accordance with this article.

  (d) The stamping shall not be concealed by lagging or paint and shall be exposed at all times unless a suitable record is kept of the location of the stamping so that it may be readily uncovered at any time. (Boiler and Pressure Vessel Rules Board; 680 IAC 2-11-5; 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)