Valves that must be operated during an emergency shall be
- examined periodically and
- partially operated at least once a year
to provide safe and proper operating conditions. Routine valve maintenance procedures shall include, but not be limited to, the following:
(1) servicing in accordance with written procedures by adequately trained personnel
(2) accurate system maps for use during routine or emergency conditions
(3) valve security to prevent service interruptions, tampering, etc ., as required
(4) employee training programs to familiarize personnel with the correct valve maintenance procedures
Emergency valve maintenance procedures include
(1) written contingency plans to be followed during any type of emergency
(2) training personnel to anticipate all potential hazards
(3) furnishing tools and equipment as required, including auxiliary breathing equipment, to meet anticipated emergency valve servicing and/or maintenance requirements
Source: GR-5.11.1 Piping and Transportation Pipeline Valves