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Traffic Signs, Signals, and Road Markings. The purpose of signs. Control flow of traffic Provide guidance for motorists Regulate the roadway Provide crucial information to motorists Shape and color tells the motorist something about the sign. Traffics Signals. Red Light

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Presentation Transcript
the purpose of signs
The purpose of signs
  • Control flow of traffic
  • Provide guidance for motorists
  • Regulate the roadway
  • Provide crucial information to motorists
  • Shape and color tells the motorist something about the sign
traffics signals
Traffics Signals
  • Red Light
    • A motorist must stop before the intersection or crosswalk and remain stopped until the light changes to green.
  • Yellow Light
    • A motorist should stop before entering the intersection or crosswalk, unless his/her vehicle is so close to the intersection that it cannot be stopped safely.
  • Green Light
    • A motorist should proceed through the intersection. Yield to pedestrians and vehicles still in the intersection and when turning left or right. Before making a left turn, yield to approaching vehicles.
traffic signals continued
Traffic Signals Continued
  • Green Arrow
    • When shown alone or in combination with the red signal, proceed only as shown by the arrow.
  • Flashing Yellow Light
    • Slow down and proceed with care.
  • Flashing Red Light
    • Stop. Yield to traffic and pedestrians. Go only when safe.
more traffic signals
More Traffic Signals
  • Unlit Signal
    • Treat as four-way-stop
  • Pedestrian Crossing
    • Orange hand- Do Not Walk
    • White silhouette- cross with caution
    • Countdown- remaining time to cross
three types of signs
Three types of signs
  • Warning- Warn motorists of hazards ahead that are difficult to see.
  • Guidance: Guide motorists to a destination by clearly identifying the route.
  • Regulatory: Regulate traffic speed and movement.
  • Warning signs- are for road conditions that need caution and for specific hazards that may be encountered during certain road operations. Diamond shaped and yellow
road work signs
Road Work Signs
  • Orange, diamond-shaped signs that warn the motorist of lane closings, lane shifts, flaggers, uneven pavement and detours.
  • Reduced speed limit signs that are posted alongside orange work zone signs.
guidance signs
Guidance Signs
  • Guidance signs identify destinations and routes for motorists
  • Motorist service signs have white letters or symbols on a blue background and provide information about motorist services.
regulatory signs
Regulatory Signs
  • Regulatory signs are generally rectangular, with the longer vertical dimension, and have black wording and borders on a white background.
  • Examples
  • Stop
  • Yield
  • Do not enter
rumble strips
Rumble Strips
  • Transverse and longitudinal rumble strips are small indentations or narrow, raised strips on the highway or shoulder
  • Wake the motorist who may have dozed off or caution the motorist about the danger ahead
study your signs
Study your signs!!!!
  • Pages 208, 209, & 210