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  1. DETECTABLE DIRECTIONAL GUIDANCE SYSTEM --- DISCONTINUED. (Verified 02/2009) RETAINED IN DATABASE FOR REFERENCE. --- The Detectable Directional Guidance System is a detectable orientation surface designed for use by individuals who are blind or have low vision. The system consists of slightly raised strips that are glued to the floor or other surface in patterns that indicate a bus stop, street crossing, or stairs and provide directional guidance. The slightly raised surface is detectable with both cane and feet, yet does not hinder t...[More Information]

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    • AbleData, 8630 Fenton Street, Suite 930, Silver Spring, MD 20910. 1-800-227-0216.
    Maintained for the National Institute on Disability and Rehabilitation Research of the U.S. Dept. of Education
    by ICF Macro under Contract No. ED-04-CO-0018/0007.

    The records in AbleData are provided for information purposes only. Neither the U.S. Department of Education nor ICF Macro has examined, reviewed, or tested any product, device, or information contained in AbleData. The Department and ICF Macro make no endorsement, representation, or warranty express or implied as to any product, device, or information set forth in AbleData. The views expressed on this site do not necessarily represent the opinions of the Department of Education, the National Institute on Disability and Rehabilitation Research, or ICF Macro.