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the A-B-C's of residential accessibility

a quick overview of accessibility

requirements in

residential dwelling units

"Colorado Title 9"

Any project with 7 or more residential units...

  • Apartments
  • Condos
  • Town Homes
  • Dorms
  • Shelters
  • Extended Stay Motels

excludes single family homes

and duplexes

or, ICC/ANSI A117.1-2003 Section 1003

Type A Units

or, ICC/ANSI A117.1-2003 Section 1004

Type B Units

or, ICC/ANSI A117.1-2009 Section 1005

Type C (Visitable) Units

ASSUMPTIONS...

accessible route (chapter 4)

  • 1:20 max slope
  • 1:12 max ramp slope
  • 36" clear width (or 32")
  • 1/2" max threshold

clear floor space (section 305)

  • 30 x 48
  • parallel & forward approach

knee & toe clearances (section 306)

reach ranges (section 308)

door maneuvering clearances (section 404)

grab bar sizes and locations (section 609)

etc., etc., etc....

5 styles of units

Colorado Statute

C.R.S. 9-5-101-106

Type A

Type A Multi-Story

Type B

Type B Multi-Story

Type B Visitable Ground Floor

6 points

5 points

4 points

3 points

1 point

Type A Dwelling Unit

A dwelling unit

designed in accordance

with the provisions of

ICC/ANSI A117.1-1998

Section 1002

Type B Dwelling Unit

A dwelling unit with a

ground floor level

designed in accordance

with the provisions of

ICC/ANSI A117.1-1998

Section 1003

Type B Visitable

Ground Floor

A multiple story dwelling unit

with an accessible entrance and

toilet facility designed in accordance

with the provisions of

ICC/ANSI A117.1-1998

Section 1003

Chris'

ICC/ANSI A117.1

ass

ump

shins

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