R18-12-236. Periodic Operation and Maintenance Walkthrough Inspections

A. To properly operate and maintain UST systems, owners and operators shall meet one of the following: 1. Conduct a walkthrough inspection that, at a minimum, checks the following equipment as specified below: a. Every 30 days (Exception: spill prevention equipment at UST systems receiving deliveries at intervals greater than every 30 days may be checked prior to each delivery): i. Spill prevention equipment - visually check for damage; remove liquid or debris; check for and remove obstructions in the fill pipe; check the fill cap to make sure it is securely on the fill pipe; and, for double walled spill prevention equipment with interstitial monitoring, check for a leak in the interstitial area, and ii. Release detection equipment - check to make sure the release detection equipment is operating with no alarms or other unusual operating conditions present; and ensure records of release detection testing are reviewed and current; and b. Annually: i. Containment sumps - visually check for damage, leaks to the containment area, or releases to the environment; remove liquid (in contained sumps) or debris; and, for double walled sumps with interstitial monitoring, check for a leak in the interstitial area, and ii. Hand held release detection equipment - check devices such as tank gauge sticks or groundwater bailers for operability and serviceability; or 2. Conduct operation and maintenance walkthrough inspections according to a standard code of practice developed by a nationally recognized association or independent testing laboratory that checks equipment comparable to subsection (A)(1); or 3. Conduct operation and maintenance walkthrough inspections developed by the Department that checks equipment comparable to subsection (A)(1). The following code of practice may be used to comply with subsection (A)(2): Petroleum Equipment Institute RP900-17, “Recommended Practices for the Inspection and Maintenance of UST Systems”. B. Owners and operators shall maintain records (in accordance with R18-12-234) of operation and maintenance walkthrough inspections for one year from the date of the walkthrough inspection. Records may be on a form provided by the Department and shall include a list of each area checked, whether each area checked was acceptable or needed action taken, a description of actions taken to correct an issue, and delivery records if spill prevention equipment is checked less frequently than every 30 days due to infrequent deliveries.