In addition to NFPA 59A §11.6, transport vehicle loading and unloading facilities shall meet the following requirements:
  (1) Transfer piping, pumps, and compressors shall be installed with the following protective measures:
    (A) protection from damage from vehicle movements in compliance with the guardrail and fencing requirements of §14.2101 of this title (relating to System Protection Requirements);
    (B) isolation valves at both ends of containers with less than 2,000 gallon capacity, and a remote operating valve, automatic closure, or check valve to prevent backflow on containers of 2,000 gallons or more capacity;
    (C) a check valve on piping for liquid transfer to minimize accidental release; and
    (D) a line relief valve between every pair of isolation valves.
  (2) Operating status indicators shall be provided in the transfer area.

Source Note: The provisions of this §14.2119 adopted to be effective May 26, 2003, 28 TexReg 4100; amended to be effective February 15, 2021, 46 TexReg 1044