Volume: 3Date: 2022-01-01Original Date: 2022-01-01Title: Section 121.255 - Flammable fluids.Context:
Title 14 - Aeronautics and Space. CHAPTER I - FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED). SUBCHAPTER G - AIR CARRIERS AND OPERATORS FOR COMPENSATION OR HIRE: CERTIFICATION AND OPERATIONS. PART 121 - OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS. Subpart J - Special Airworthiness Requirements.
§ 121.255Flammable fluids.
(a) No tanks or reservoirs that are a part of a system containing flammable fluids or gases may be located in designated fire zones, except where the fluid contained, the design of the system, the materials used in the tank,
the shutoff means, and the connections, lines, and controls provide equivalent safety.
Code of Federal Regulations /
Title 14 - Aeronautics and Space /
Vol. 3 / 2022-01-01111
(b) At least one-half inch of clear airspace must be provided between any tank or reservoir and a firewall or shroud isolating a designated fire zone.