| Term | Definition |
|---|
| open zone | space where you can drive without a restriction to your line of sight or path of travel |
| line of sight | the distance you can see ahead in the direction you are looking |
| path of travel | space your vehicle will occupy as you travel ahead. |
| target area | section of roadway where the target is located and the area to the left and right of the target area. |
| closed zone | Space not open to you because of a restriction in your line of sight or intended path of travel |
| target area range | space from your vehicle to the target area |
| 12-15 second range | the area you will be traveling in during the next 12-15 seconds |
| 4-6 second range | the area you will be traveling in the next 4-6 mins |
| orderly visual search pattern | processs of searching critical areas in a regular sequence |
| field of vision | all the area a person can see while looking straight ahead |
| central vision | Cone-Shaped area of up to 10 degrees in your field of vision in which you can see clearly while looking straight ahead |
| peripheral vision | area a person can see to the left and tight of central vision |
| "aim high" in steering | look far ahead to take in the whole scene |
| ground viewing | making quick glances at the roadway in front of your vehicle |
| traction | the force that keeps the tires from slipping on the road |
| space cushion | Open area around a vehicle consisting of adequate following distance between it and the vehicles ahead and behind, plus swerve paths to left and right. |
| minimize a hazard | Reduce the possibility of conflict by putting more space between your vehicle and the hazard |
| compromise space | reduce risk by giving as much space as possible to the greater of two or more hazards |
Combine with other sets
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