Idaho Public Driver Education
Signs, Signals, & Roadway Markings
Colors Have Meaning Red
Green
Blue
Yellow
Black Orange
White Brown
Shapes Have Meaning Octagon
Rectangle
Triangle
Pennant
Diamond
Rectangle
Pentagon
Circle
Crossbuck
Traffic signs have three purposes: 1. Regulate traffic, movement or parking 2. Warn of potential dangers or road conditions 3. Provide information and guidance
Three Types of Signs Regulatory Warning Guide
Signs that require obedience!
Where are they located? Where must drivers stop? The 60 Second Driver
Four-Way Stops • The 60 Second Driver
Where are they located? When must drivers yield?
Yield Signs • The 60 Second Driver
SPEED LIMIT SIGNS
Speed Limits Urban Areas Parks Rural Interstate Urban Interstate School Zones
Other Regulatory Signs
WARNING SIGNS
Give you advanced warning of a hazard
Yellow and black is the most eye-catching color combination!
Railroad Crossing Warnings RR sign or RR painted on the pavement are advanced warning signs. Crossbucks are yield signs. The train has the right-of-way! Flashing red lights Bells Gates If you hear or see a train
ORANGE is for Construction REMEMBER Common Sense Caution Concentration
Types of Work Zones Stationary
Moving
Work Areas
Work Areas
Markings Indicating Drivers are Entering a Work Zone
Work Zones Areas Work Area
Buffer Transition Advance Warning
E N D
Tips for Driving Through Work Zones:
Fines double in a work zone!
Proceed with extreme caution
Drive at the posted speed Watch out for workers Stay in your lane Report unsafe conditions
Guide you to a Location
Roadway Information
US Route Marker
Services
Recreation
Signals o Steady lights o Flashing lights o Signal/Sign combinations NO TURN ON RED
Dog House Signals
Dog house signals are being replaced by the type seen at right which allow for a flashing yellow light instead of the solid green light that was confusing to some drivers.
When the Light Turns Green • The 60 Second Driver
Yellow Lights • The 60 Second Driver
Pavement Markings Multi-lane Two lane rural
Left turn only lane
ONE Way
TWO Way
Stop lines Cross Walks
YELLOW LINES • ALWAYS KEEP TO THE RIGHT OF A YELLOW LINE
BROKEN YELLOW LINES • SEPARATES TRAFFIC GOING IN OPPOSITE DIRECTIONS
• BOTH DIRECTIONS MAY CROSS THIS LINE
YELLOW DOTS
• SEPARATES TRAFFIC GOING IN OPPOSITE DIRECTIONS • LANE GUIDE MARKERS • KEEP TO THE RIGHT OF THIS LINE
SOLID YELLOW LINE • SEPARATES TRAFFIC GOING IN OPPOSITE DIRECTIONS • KEEP TO THE RIGHT OF THIS LINE • DO NOT CROSS EXCEPT WHEN TURNING LEFT OFF OF THE ROADWAY
DOUBLE SOLID YELLOW LINES • SEPARATES TRAFFIC GOING IN OPPOSITE DIRECTIONS • KEEP TO THE RIGHT • BOTH DIRECTIONS OF TRAFFIC MAY NOT CROSS • BOTH DIRECTIONS CANNOT PASS • LEFT TURNS FROM ROADWAY PERMITTED • PASSING IS PERMITTED
SOLID YELLOW WITH A YELLOW BROKEN LINE
• TRAFFIC WITH THE SOLID LINE CANNOT PASS • TRAFFIC WITH THE BROKEN LINE MAY PASS
Passing Lane Markings
WHITE LINES
SOLID WHITE • DO NOT CROSS • USUALLY A FOG LINE ALONG THE RIGHT SIDE OF A ROADWAY MARKING THE EDGE OF THE TRAVEL PORTION OF A ROADWAY
BROKEN WHITE • SEPARATES TRAFFIC GOING IN THE SAME DIRECTION • ONE WAY STREETS • DRIVERS MAY CROSS THIS LINE • STAY TO THE LEFT OF THE FOG LINE
DOUBLE SOLID LINES • SEPARATES TRAFFIC GOING IN THE SAME DIRECTION • BOTH LANES OF TRAFFIC CAN’T CROSS
BARRIER LINE • TREAT THIS LINE AS IF IT WERE A CONCRETE BARRIER • DO NOT CROSS • THIS LINE IS TWICE AS WIDE AS A NORMAL LANE LINE
Shared Turn Lanes
Car Pool Lane