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 146 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
must be provided positioned for a parallel and toe clearance requirements will cause a
approach adjacent to the 36-inch minimum reduction in the sales and inventory space at
length of counter. check-out aisles and other sales and service
counters.
Section 904.4 of the 2010 Standards includes
an exception for alterations to sales and Both the 1991 and the 2010 Standards
service counters in existing facilities. It permit covered entities to determine whether
permits the accessible portion of the counter they will provide a forward or a parallel
to be at least 24 inches long, where providing approach to sales and service counters. So
a longer accessible counter will result in a any facility that does not wish to provide the
reduction in the number of existing counters knee or toe clearance required for a front
at work stations or existing mailboxes, approach to such a counter may avoid that
provided that the required clear floor or option. However, the Department believes
ground space is centered on the accessible that permitting a forward approach without
length of the counter. requiring knee and toe clearance is not
adequate to provide accessibility because the
Section 904.4 of the 2010 Standards also person using a wheelchair will be prevented
clarifies that the accessible portion of the from coming close enough to the counter
counter must extend the same depth as to see the merchandise or to transact
the sales or service counter top. Where business with a degree of convenience
the counter is a single-height counter, this that is comparable to that provided to other
requirement applies across the entire depth customers.
of the counter top. Where the counter is a
split-height counter, this requirement applies A parallel approach to sales and service
only to the customer side of the counter top. counters also can provide the accessibility
The employee-side of the counter top may be required by the 2010 Standards. Individuals
higher or lower than the customer-side of the using wheelchairs can approach sales
counter top. and service counters from the side, and,
assuming the necessary elements, features,
Commenters recommended that the or merchandise necessary to complete a
Department consider a regulatory alternative business transaction are within the reach
exempting small retailers from the new range requirements for a side approach, the
knee and toe clearance requirement and needs of individuals with disabilities can be
retaining existing wheelchair accessibility met effectively.
standards for sales and service counters.
These commenters believed that the knee Section 227 of the 2010 Standards clarifies
the requirements for food service lines.
Queues and waiting lines serving counters
142 - 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.