United States · ADA · Guidance
Guidance on the 2010 ADA Standards for Accessible Design
The Department of Justice’s explanation of changes to the ADA design standards, with section-by-section analysis and responses to public comments.
- Publisher
- U.S. Department of Justice
- Edition
- September 2010 guidance
- Search coverage
- 168 of 170 PDF pages · 4 OCR pages
AccessibilityAnthropometry & ergonomics
Open original PDF at page 120 Source wording and page order preserved. Drawings and table layouts remain available in the original PDF.
Analysis and Commenta ry o n the 2010 ADAStandards
floor elevation. This solution should prevent During the separate rulemaking on the
any vertical discrepancies that are not the 2004 ADAAG the Access Board specifically
direct result of differences in the sizes and requested public comment on the question of
configurations of wheelchairs. whether aisle seats should be required to be
located on accessible routes. After reviewing
Designated Aisle Seats. Section 4.1.3(19) the comments submitted during the 2004
(a) of the 1991 Standards requires one Access Board rulemaking, the Access Board
percent (1%) of fixed seats in assembly concluded that this could not be done without
areas to be designated aisle seats with making significant and costly changes in the
either no armrests or folding or retractable design of most assembly areas. However,
armrests on the aisle side of the seat. The section 221.4 of the 2004 ADAAG required
2010 Standards, at sections 221.4 and 802.4, that designated aisle seats be the aisle seats
base the number of required designated closest to accessible routes. The Department
aisle seats on the total number of aisle seats, proposed the same provision and concurs in
instead of on all of the seats in an assembly the Access Board’s conclusion and declines
area as the 1991 Standards require. At to implement further changes.
least five percent (5%) of the aisle seats are
required to be designated aisle seats and to Team or Player Seating Areas. Section
be located closest to accessible routes. This 221.2.1.4 of the 2010 Standards requires
option will almost always result in fewer aisle that at least one wheelchair space compliant
seats being designated aisle seats compared with section 802.1 be provided in each team
to the 1991 Standards. The Department is or player seating area serving areas of sport
aware that sports facilities typically locate activity. For bowling lanes, the requirement
designated aisle seats on, or as near to, for a wheelchair space in player seating
accessible routes as permitted by the areas is limited to lanes required to be
configuration of the facility. accessible.
One commenter recommended that section Lawn Seating. The 1991 Standards, at
221.4, Designated Aisle Seats, be changed to section 4.1.1(1), require all areas of newly
require that aisle seats be on an accessible constructed facilities to be accessible, but do
route, and be integrated and dispersed not contain a specific scoping requirement
throughout an assembly area. Aisle seats, for lawn seating in assembly areas. The
by their nature, typically are located within 2010 Standards, at section 221.5, specifically
the general seating area, and integration require lawn seating areas and exterior
occurs almost automatically. The issue of overflow seating areas without fixed seats to
dispersing aisle seats or locating them on connect to an accessible route.
accessible routes is much more challenging.
116 - Guidance on the 2010 Standards: Titles II and III Department of Justice
Edition and local adoption determine which requirements apply. Use the publisher’s document for the complete clauses, diagrams and amendments.