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 87 Source wording and page order preserved. Drawings and table layouts remain available in the original PDF.
Analysis and Com menta ry on the 201 0 A DAStandards
of the 2010 Standards requires at least one entrance, and the requirements of the
sixty percent (60%) of public entrances 1991 Standards typically resulted in these
to be accessible. The revision is intended buildings having more than one accessible
to achieve the same result as the 1991 entrance. Requiring at least sixty percent
Standards. Thus, under the 2010 Standards (60%) of public entrances to be accessible
where two public entrances are planned in is not expected to result in a substantial
a newly constructed facility, both entrances increase in the number of accessible
must be accessible. entrances compared to the requirements
of the 1991 Standards. In some very large
Where multiple public entrances are planned facilities this change may result in fewer
to serve different site arrival points, the accessible entrances being required by the
1991 Standards, at section 4.1.2(1), and 2010 Standards. However, the Department
section 206.2.1 of the 2010 Standards believes that the realities of good commercial
require at least one accessible route to design will result in more accessible
be provided from each type of site arrival entrances being provided for the convenience
point provided, including accessible parking of all users.
spaces, accessible passenger loading zones,
public streets and sidewalks, and public The 1991 Standards and the 2010 Standards
transportation stops, to an accessible public also contain exceptions that limit the
entrance that serves the site arrival point. number of accessible entrances required
in alterations to existing facilities. When
Commenters representing small businesses entrances to an existing facility are altered
recommended retaining the 1991 requirement and the facility has an accessible entrance,
for fifty percent (50%) of public entrances the entrance being altered is not required
of covered entities to be accessible. These to be accessible, unless a primary function
commenters also raised concerns about the area also is altered and then an accessible
impact upon existing facilities of the new sixty path of travel must be provided to the primary
percent (60%) requirement. function area to the extent that the cost to do
so is not disproportionate to the overall cost
The Department believes that these of the alteration.
commenters misunderstand the 1991
Standards. As explained above, the Alterations to Existing Elevators. When a
requirements of the 1991 Standards single space or element is altered, the 1991
generally require more than fifty percent Standards, at sections 4.1.6(1)(a) and (b),
(50%) of entrances in small facilities to be require the space or element to be made
accessible. Model codes require that most accessible. When an element in one elevator
buildings have more than one means of is altered, the 2010 Standards, at section
egress. Most buildings have more than 206.6.1, require the same element to be
Department of Justice Guidance on the 2010 Standards: Titles II and III - 83
Edition and local adoption determine which requirements apply. Use the publisher’s document for the complete clauses, diagrams and amendments.