Louisiana Administrative Code
Title 33 - ENVIRONMENTAL QUALITY
Part V - Hazardous Wastes and Hazardous Materials
Subpart 1 - Department of Environmental Quality-Hazardous Waste
Chapter 17 - Air Emission Standards
Subchapter B - Equipment Leaks
Section V-1723 - Standards: Pressure Relief Devices in Gas/Vapor Service

Universal Citation: LA Admin Code V-1723

Current through Register Vol. 50, No. 9, September 20, 2024

A. Operation. Except during pressure releases, each pressure relief device in gas/vapor service shall be operated with no detectable emissions, as indicated by an instrument reading of less than 500 ppm above background, as measured by the method specified in LAC 33:V.1741.C.

B. Monitoring

1. After each pressure release, the pressure relief device shall be returned to a condition of no detectable emissions, as indicated by an instrument reading of less than 500 ppm above background, as soon as practicable, but no later than five calendar days after each pressure release, except as provided in LAC 33:V.1733.

2. No later than five calendar days after the pressure release, the pressure relief device shall be monitored to confirm the condition of no detectable emissions, as indicated by an instrument reading of less than 500 ppm above background, as measured by the method specified in LAC 33:V.1741.C.

C. Exemption. Any pressure relief device that is equipped with a closed-vent system capable of capturing and transporting leakage from the pressure relief device to a control device as described in LAC 33:V.1735 is exempt from the requirements of LAC 33:V.1723.A and B.

AUTHORITY NOTE: Promulgated in accordance with R.S. 30:2180 et seq.

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