Letters and numbers on signs shall have a width-to-height ratio between 3:5 and 1:1 and a stroke width-to-height ratio between 1:5 and 1:10.
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4.30.2* CHARACTER PROPORTION
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11B-809.5.1.2 Activation
All visible alarm appliances provided within the residential dwelling unit for building fire alarm notification shall be activated upon activation of the building fire alarm in the...
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11B-807.3.1 Alarms
Where audible emergency alarm systems are provided to serve the occupants of cells, visible alarms complying with Section 11B-702 shall be provided. Exception: Visible alarms...
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11B-809.5.1.1 Alarm appliances
Where alarm appliances are provided within a residential dwelling unit as part of the building fire alarm system, they shall comply with Chapter 9, Section 907.5.2.3.3 _|Visible...
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11B-807.3.1 Alarms
Where audible emergency alarm systems are provided to serve the occupants of cells, visible alarms complying with Section 11B-702 shall be provided. Exception: Visible alarms...
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11B-809.5.1.1 Alarm appliances
Where alarm appliances are provided within a residential dwelling unit as part of the building fire alarm system, they shall comply with Chapter 9, Section 907.5.2.3.3. [2010 ADA...
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11B-809.5.1.2 Activation
All visible alarm appliances provided within the residential dwelling unit for building fire alarm notification shall be activated upon activation of the building fire alarm in the...
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10.4.1(6)
Such methods may include, but are not limited to, visual paging systems using video monitors and computer technology....
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809.3.4 Weather Alert Systems
Where provided in emergency transportable housing units, weather alert systems shall provide audible and visual output....
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David L Munson, IALD Aff.
Lighting for “Visually Reduced People” is not difficult if a Couple of Rules are followed: The other thing is, I was – I don’t want to take too much time; I’ve got lots of stories....
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Robert Dale Lynch, FAIA. Architectural Expert and Consultant
Visual Confusion Due to Lack of Contrast in Color & Value (slide 4). Wayfinding Disorientation (slide 5). Safety Considerations (slide 6)....
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General: ADA Standard Section 702.1
Fire alarm systems shall have permanently installed audible and visible alarms complying with NFPA 72 (1999 or 2002 edition) (incorporated by reference, see “Referenced Standards” in...
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11B-216.4.2 Areas of refuge and exterior areas for assisted rescue
Signs required by Chapter 10, Section 1009.11 to provide instructions in areas of refuge shall comply with Section 11B-703.5. Signs required by Chapter 10, Section 1009.9 at doors to...
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Two-way Communication [4.3.11.4]
The two-way communication system must be equipped with both audible signals (for people with vision impairments) and visual signals (for people with hearing impairments) and cannot operate...
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Dennis W. Siemsen, O.D., Low Vision Service, Department of Ophthalmology, Mayo Clinic
Visual Field Now, let’s talk a little bit about visual field. We kind of danced around that a little bit....
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11B-703.5.5 Character height
TABLE 11B-703.5.5 VISUAL CHARACTER HEIGHT Height To Finish Floor Or Ground From Baseline Of Character Horizontal Viewing Distance Minimum Character Height...
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Character Height: ADA Standard Section 703.5.5
Table 703.5.5 Visual Character Height Height to Finish Floor or Ground From Baseline of Character Horizontal Viewing Distance Minimum Character Height 40 Inches...
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F215.1 General
Where fire alarm systems provide audible alarm coverage, alarms shall comply with F215. EXCEPTION: In existing facilities, visible alarms shall not be required except where an...
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203, 206 and 215 Employee Work Areas
[See subsections ...]
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215.1 General
Where fire alarm systems provide audible alarm coverage, alarms shall comply with 215. EXCEPTION: In existing facilities, visible alarms shall not be required except where an...
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215.1 General
215.1 General. Where fire alarm systems provide audible alarm coverage, alarms shall comply with 215. EXCEPTION: In existing facilities, visible alarms shall not be required...
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Character Proportion [4.30.2]
Character Proportion [4.30.2] Very thick or thin characters and character strokes can be difficult to read. Recommendation: While ADAAG does not specify the character to use in...
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11B-216.4.4 Delayed egress locks
Signs required by Chapter 10, Section 1010.1.9.7, Item 6.4 at doors with delayed egress locks shall comply with Sections 11B-703.1, 11B-703.2, 11B-703.3, and 11B-703.5.
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Routes and Destinations: ADA Standard Section 810.6.2
Lists of stations, routes and destinations served by the station which are located on boarding areas, platforms, or mezzanines shall comply with 703.5. At least one tactile sign...