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    Timing Method for Assessing Detection of Vehicles (TMAD)

    Answers the question:
    "Can I see/hear vehicles far enough away to be certain that
    it is clear to cross whenever it is quiet and/or I see nothing coming?"
    TMAD PROCEDURE:

    1. DETERMINE CROSSING TIME:

    2. WAIT TILL QUIET / CLEAR:

    photo shows the boy with a white cane in one hand and a stopwatch in the other.  He is standing at the curb of a street that has a bend to the right.  He is looking at a truck that has just come around the bend on the right. photo shows the truck passing in front of the boy and he is looking at his stopwatch. 3. TIME DETECTION-TO-ARRIVAL OF VEHICLE:
    4. COMPARE:

    Compare the vehicle's detection-to-arrival time with the time you need to cross. If the time recorded for a vehicle's detection-to-arrival is...
    5. REPEAT!

    Follow steps 2-4 to continue timing and comparing the detection of approaching vehicles until either:
    6. DRAW YOUR CONCLUSION:

    "WORST CARS"


    See Procedure to Develop Judgment of the Detection of Traffic for a usage of the TMAD
    See Workshop for an example of the TMAD being used.


    Self-Study Guide: what next?


    If you are following the Self-Study Guide, you should return to finish reading Procedure to Develop Judgment of the Detection of Traffic.


    Return to Procedure to Develop Judgment of the Detection of Traffic
    Return to Self-Study Guide: Preparing Visually Impaired Students to Assess and Cross Streets With No Traffic Control
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