Code of Federal Regulations

Title 14 - Aeronautics and Space
Volume: 1Date: 2021-01-01Original Date: 2021-01-01Title: Section § 29.815 - Main aisle width.Context: Title 14 - Aeronautics and Space. CHAPTER I - FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION. SUBCHAPTER C - AIRCRAFT. PART 29 - AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT. Subpart D - Design and Construction. - Personnel and Cargo Accommodations.
§ 29.815 Main aisle width. The main passenger aisle width between seats must equal or exceed the values in the following table:
Passenger seating capacityMinimum 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.
[Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29-12, 41 FR 55472, Dec. 20, 1976]