New Jersey Administrative Code
Title 5 - COMMUNITY AFFAIRS
Chapter 18 - LIQUEFIED PETROLEUM GAS
Subchapter 3 - NFPA 58 SYSTEMS
Section 5:18-3.5 - Standby and peak shaving plants

(a) In any system requiring venting of LP-Gas or LP-Gas-air-mixtures, the gases shall be flared or disposed of in a manner approved by the Commissioner.

(b) A flare stack shall be provided at least 25 feet away from hazardous locations such as storage, loading or unloading and filling areas.

(c) The flare shall have a separate gas pilot line with spark ignited burner.

(d) A flash back preventer shall be installed in the flare line or stack.

(e) These systems shall be designed in accordance with safe operating, inspection and maintenance procedures and in accordance with all applicable provisions of these rules.

(f) LP-Gas standby systems shall be designed to maintain the required BTU value of the gas-air mixture within the operating limitations of the system.

(g) The LP-Gas system capacity turn down ratio shall be such that no prolonged burning at the flare stack is necessary.

(h) Standby systems shall be protected by safety devices and alarms that will shut down the system and notify plant personnel if loss of pressure or overpressure occurs in the mixed gas line or in either the gas or air line.

(i) Propane shall not be substituted for butane nor butane for propane in any standby or peak shaving system unless the system was designed for the substitute gas and has the approval of the Commissioner.

(j) Plant operating personnel shall be instructed in procedures for safe operation and emergency shut down.