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What is the maximum slope of a ramp?

8.33% is the maximum for a ramp slope. 

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What is the maximum slope of an accessible route?

The slope requirements for different parts of an accessible route vary.

Walkways 5%
Ramps 8.33%
Landings 2%
Elevator car 2%
Accessible parking 2%







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What is the minimum width of a wheelchair space?

30” x 48” is the minimum width. 

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What is the minimum width of an accessible route?

The clear width of walking surfaces must be 36 inches minimum

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What is the minimum/maximum reach range?

15” minimum
48” maximum


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What is the minimum width between aisles/shelving at a retail space?

36” minimum, if serving elements are on only one side; otherwise 44” minimum.

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What is the size of the DA van parking stall?

Van stall must be 9’ wide (with 8’ wide loading area) by 18’ long, or 12’ wide (with 5’ wide loading area) by 18’ long.

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When did DA requirements for apartments come into effect?

DA requirements for apartments came into effect on March 13, 1991.

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When does a remodel trigger DA requirements?
Yes. DA compliance triggers per 11B-202 of LABC, when there is an alteration to a building or site as defined in Chapter 2, Section 202 of the Building Code.
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When/Where are truncated domes required?

Detectable warnings/truncated domes are required at platform edges, curb ramps, islands or cut-through medians, bus stops, hazardous vehicular areas, reflecting pools, and track crossings.

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