Chapter 5 Flashcards
What are the traffic control devices?
Traffic lights
Road markings
Signal lights
What’s the purpose of traffic control devices
Promote road daft by establishing the orderly and predictable movement of all motorized and no motorized traffic throughout the HTS
What do traffic control devices tell drivers?
Where they are,
Where they’re going,
How to get where they are going
What do traffic control devices direct drivers to do?
Stop
Slow
Merge
Other maneuvers to help keep traffic moving smoothly and safely
What do traffic control devices use to communicate their message?
Color
Shape
Wording
Placement
: all to provide information
What’s the language of the highway transportation system?
Signs signals and road markings
What does yellow mean
General warning/ caution
What does fluorescent yellow- green mean
Warning
What does orange mean?
Temporary work zone ( construction)
What does green mean
Directional guidance and indicate that movement is permitted
What does brown mean
Recreational and cultural- interest guidance
What does red mean
Stop or prohibition
What does black and white mean
Regulatory information
What does fluorescent pink mean
Incident management
What does purple mean
Electronic toll collection
What are the three main sign types and their colors?
Guide signs: green
Regulatory signs : red, black and white
Warning signs: yellow/ fluorescent yellow
How do you read word messages on regulatory signs?
Read left to right
How do you read symbol only signs on regulatory signs?
Read brown bottom upward ( speed warning light)
What are three regulatory signs?
Stop sign: 8 sided, red and white
Yield sign: inverted triangles: yellow with red boarder
Do not enter sign: red circle with white bar
What are warning signs?
Typically yellow, they warn of potentially hazardous road, environmental and traffic conditions
Exceptions are construction signs and pedestrian signs
What does s assign that means prohibited look like?
Red circle with red slash
What do other regulatory signs that are vertical rectangles show?
Turning restrictions
Lane use
Speed limits
Pedestrian/ parking controls
What do merge signs posted at freeway- entrance ramps warn drivers of
Warn drivers on freeway and those merging from the ramp to adjust their speed and or position as needed
What a 8 other warning signs
Railroad advance warning sign
Railroad crossing signs
Pedestrian signs
No passing zone
Rectangular signs with arrowhead shaped symbols / chevron alignment signs
Temporary work zones
Slow moving vehicle
Variable message signs