N.M. Admin. Code § 14.9.4.16 - REPAIRS/ALTERATIONS OF BOILERS AND SAFETY/SAFETY RELIEF VALVES
A. Repair organizations making repairs to
boilers shall have an ASME qualified welders certificate or national board "R"
stamp.
B. All repairs of boilers
shall be in compliance with these rules. A report of welder repair/alteration
and the completed work may be subject to the approval of the insurance company
insuring the unit. The mechanical bureau may make random field site
inspections.
C. Safety valves and
safety relief valves shall be repaired only by organizations having a
certificate of authorization code symbol stamp, ASME, "V", "HV", "UV", "NV" or
a national board "VR" (repair of pressure relief valves) symbol stamp.
Additionally, such repair firms when located within or doing business within
the state of New Mexico shall be a New Mexico licensed contractor.
D. No repair/alteration by welding shall be
made without the approval of the mechanical bureau or by a national board
commissioned inspector holding a valid national board commission. If the
mechanical bureau or special inspector determine a hydrostatic test is
required, such test shall be applied after the repair/alteration have been
completed.
E. A boiler shall be
removed from service if a lap seam crack is discovered along a longitudinal
riveted joint. Repairs are prohibited.
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