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Federal regulations · Through 2026-08-25 · Newer source version available

14 CFR 29.815: Main aisle width.

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Where this section sits in the code
  1. Title 14—Aeronautics and Space
  2. CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
  3. SUBCHAPTER C—AIRCRAFT
  4. PART 29—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT
  5. Subpart D—Design and Construction

The main passenger aisle width between seats must equal or exceed the values in the following table:

Passenger seating capacity Minimum main passenger aisle width

Less than 25 inches from floor (inches) 25 Inches and more from floor (inches)

10 or less 12 15

11 through 19 12 20

20 or more 15 20

1 A narrower width not less than 9 inches may be approved when substantiated by tests found necessary by the Administrator.

Collected 2026-08-27T02:24:20Z. Source file · JSON

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