N.M. Admin. Code § 14.9.2.21 - CHAPTER 13 FUEL GAS PIPING
See this chapter of the UMC except as provided below.
A.
1308.5.2.2 Copper and copper alloy
pipe. Delete this section and substitute with the following: Copper and
copper alloy pipe shall not be used. Aluminum alloy pipe shall not be used with
gases corrosive to such material.
B.
1310.11.2 Emergency shutoff
valves. See this section of the UMC except delete the following: the
emergency shutoff valves shall be plainly marked as such and their locations
posted as required by the authority having jurisdiction. Add the following to
the end: For purposes of isolation and safety, an additional approved gas shut
off valve shall be installed downstream of the serving supplier gas meter prior
to any distribution of gas into the gas piping system
C.
1311.0 Electrical bonding and
grounding. Delete this section of the UMC and see subsection G of
14.10.4.11 NMAC.
D.
1312.11 Liquefied petroleum gas
facilities and piping. Delete this section of the UMC and substitute the
following: Liquefied petroleum gas facilities shall comply with Sections
70-5-1 through
70-5-23 NMSA 1978, the LPG and CNG
Act and with 19.15.40 NMAC liquefied petroleum gas standards.
E.
1313.3 Test pressure. See
this section of the UMC except add the following: Exception: An existing gas
piping system may be tested at a test pressure equal to one and one-half times
them operating pressure of the system, but in no case shall it be tested at
less than 3 psi.
Notes
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