5003.2.4.2.1 Marking.

Aboveground stationary tanks shall be marked as required by FC 5003.5.

5003.2.4.3 Flood hazard.

Hazardous materials storage tanks located in areas of special flood hazard or on the premises of Group I-2 occupancies that are hospitals located in shaded X-Zones (as defined in Section G201.2 of the Building Code) shall comply with Section G307.5 of Appendix G of the Building Code.

5003.2.5 Empty containers and tanks.

Empty containers and tanks previously used for the storage of hazardous materials shall be free from residual material and vapor in compliance with the requirements of DOTn, the Resource Conservation and Recovery Act (RCRA) or other governmental agencies having jurisdiction, or shall be stored, handled and used in compliance with the requirements of this code.

5003.2.6 Maintenance.

In addition to the requirements of FC 5003.2.3, all devices, equipment and systems used in conjunction with hazardous materials, including tanks, and detection and alarm systems, shall be maintained in good working order. Defective devices, equipment and systems shall be removed from service and repaired or replaced, or disposed of lawfully.

5003.2.6.1 Tanks out of service for 30 days.

Stationary tanks not used for a period of 30 calendar days or more shall be properly safeguarded or removed in an approved manner. Such tanks shall have the fill line, gauge opening and pump connection secured against tampering. Vent lines shall be properly maintained. Stationary tanks containing flammable and combustible liquid out of service for a period of 30 calendar days or more shall additionally comply with the requirements of FC 5704.2.13.

5003.2.6.1.1 Return to service.

Tanks that are returned to service shall be tested in an approved manner prior to use.