were computed for the black versus white areas of the detectable warnings themselves (internal contrast)....
Search Results "Radial Detectable Warning"
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2.8 Effects of Luminance Contrast on Visual Detection and Conspicuity of Detectable Warnings
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11B-806.3.1 Alarms
Where emergency warning systems are provided, fire alarms shall comply with Section 11B-702 and carbon monoxide alarms shall comply with Chapter 4....
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11B-806.3.1 Alarms
Where emergency warning systems are provided, fire alarms shall comply with Section 11B-702 and carbon monoxide alarms shall comply with Chapter 4....
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11B-806.3.1 Alarms
Where emergency warning systems are provided, fire alarms shall comply with Section 11B-702 and carbon monoxide alarms shall comply with Chapter 4....
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2.7 Comparing Visual Detection Rates and High Conspicuity Ratings for Detectable Warnings
Figure 34 through Figure 37 show the percentage of participants who were able to see each detectable warning from 2.44 m (8 ft) and the percentage of participants who rated the detectable...
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DSA Drawing 11B-406.6-8 Cut-Through Median with No Gutters (2016 CBC)
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Problem Three (Protruding Objects)
Solution: Provide a detectable fence or other object so voters cannot walk under the stairs....
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NFB: Free White Cane Program
We believe the long white cane is a means to independence. The white cane has proved a useful tool to millions of blind people in navigating their environments with confidence and...
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Care and Feeding of the Long White Cane: Instructions in Cane Travel for Blind People by Thomas Bickford
For information on cane travel, Thomas Bickford has written a guide for those who are unsure about how to use a cane. The National Federation of the Blind has published this for free...
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Contact Mat (BE9026)
The Contact Mat is therefore very useful to detect when somebody enters a room or steps out of bed....
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Alertus Desktop Notification
When an emergency occurs and you activate a warning, a full-screen alert will appear on all or select PCs and Macs across your facilities....
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How is WUSTL using Alertus Desktop Notification?
Mark Bagby, Director of Emergency Management at Washington University in St. Louis, discusses how the university is using Alertus Desktop Notification.
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DSA Drawing 11B-406.6-10 Cut-Through Median Less Than 96 inches in Length with No Gutters (2016 CBC)
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Vertical Clearance [§307.4]
Vertical Clearance [§307.4] Headroom clearance of at least 80” high is required along all circulation paths (except at doors and doorways where a 78” minimum clearance is...
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National Federation of the Blind - Free White Cane Program
The National Federation of the Blind believes the long white cane is a means to independence. The white cane has proved a useful tool to millions of blind people in navigating their...
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WorkZone Safety Products Retractable Cone Bar
Retractable Cone Bar, black & yellow Light weight and extremely portable Easy to set up or remove Providing an instant inexpensive barrier to hazardous or controlled...
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Grainger Telescoping Traffic Cone Bar
PRODUCT DETAILS PVC bar includes 2 rings to lay on top of cones. May be used with any size traffic cone, including 28" or 36" wide-body cones
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T&W Traffic Control Retractable Cone Bar
Economical barrier for work zone areas. Fits all cone sizes. Restricts access to any work zone area. Sets up and tears down in seconds.
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Appendix B: Overview of Federal Regulations and Guidance for Detectable Warnings
This set of guidelines requires detectable warnings at transit platforms....
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Appendix C: Previous Research on the Visibility of Detectable Warning Surfaces
Templer, Wineman, and Zimring (1982) Four participants with low vision completed a study on visual detection of detectable warning surfaces....
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Can curbs be used to indicate areas with less than 80” of vertical clearance?
The standards specify a maximum height (27”) for the leading edge of barriers so they are within cane sweep, but a minimum height is not specified. Curbs may be mistaken for a step...
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Alertus System Overview: Text To Speech
Learn more about unified facility notification and how our products work together to provide complete, immediate notification coverage in an emergency. You’ll also receive an...
