Section 112.47 - Transfer Piping Protection(1) LNG cargo transfer piping, valves, and hoses shall be protected from damage by vehicles, as follows:(a) Piping and valves shall be shielded by steel and/or concrete barriers (e.g., highway guardrails, Jersey barriers).(b) A hose rack or other protective structure shall be provided at the transfer stations. Transfer hoses may not be stored on the ground.(c) Barriers and racks shall, however, permit ready escape by personnel in an emergency.(2) Sources of ignition (e.g., welding, flames, unclassified electrical equipment) may not be permitted within 50 feet of tank trucks or tank cars during transfer.Amended by Mass Register Issue 1432, eff. 12/11/2020.