Signs, Signals, and Markings

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Signs, Signals, and Markings
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Shapes of Signs
Octagon Always means stop.
Downward Pointing Triangle Yield Sign ONLY
Pennant No Passing Warning Signs
Round Highway Railroad Crossing Ahead
Vertical Rectangles Regulatory Signs (What you
must do)
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Shapes of Signs
Diamond All warning Signs, with the exception
of Railroad (Round) and No Passing (Pennant).
Pentagon School Signs (Children Present)
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Sign Categories

1. Regulatory
2. Warning
3. Guide
4. International

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1. Regulatory Signs

• Controls the movement of traffic
• Give commands or sets limits
• Regulatory Signs are red, white, black, green on
  white, or white on black
• Most have square, or vertical/horizontal
  rectangular shapes

YIELD
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1.Regulatory Signs

• They will tell you what to do and some will give
  you advance notice of what you can not do at
  certain street or highway locations and also when
  those restrictions end.
• Examples include...

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1.Regulatory Signs
A Red Circle with a red slash from the upper left
to the lower right means NO. You are prohibited
from doing whatever is shown in the picture
within the Red Circle.
LEFT TURN LANE IN THE CENTER OF HIGHWAY
TURN WHEN APPROACHING TRAFFIC IS CLEAR
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1.Regulatory Signs
PREFERENTIAL LANE SIGNING Where a lane is
designated for a specific usage such as a bus or
carpool lane. DO NOT ENTER UNLESS AUTHORIZED.
DIVIDED HIGHWAY CROSSING SIGN Used on side road
to indicate approach to a divided highway. You
may be required to stop.
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2.Warning Signs

• Alerts you to changes in condition or use of the
  road ahead.
• ALL WARNING SIGNS ARE YELLOW or ORANGE with
  BLACK symbols or letters.
• Most are diamond-shaped
• Require motorists and cyclists to use caution and
  may call for a reduction of speed for their own
  safety

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2.Warning Signs
You are leaving a separated one-way roadway and
will be driving on a two way roadway.
The island, median or separated highway ends.
Two-way traffic begins.
The opposing lanes of traffic are being separated
by an island or median.
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2.Warning Signs
You are approaching an overpass and the clearance
from the roadway surface to the overpass is 13
feet, 6 inches.
People crossing the street at a pedestrian
crosswalk or animals crossing the roadway, as
well as slow moving agricultural equipment, are
hazards to the high speed vehicles on the open
highway and to the slower moving vehicles in
urban areas. These are the symbols that will be
used to warn motorists.
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2.Warning Signs
These is a school nearby. You should reduce your
speed and watch for children.
School Zone
Warns you that children must cross the street on
their way to and from school. This sign may be
located several blocks from a school.
School Crossing
Black on yellow. Pedestrian traffic at this
intersection is unusually heavy and it is laned
for pedestrian traffic. Be prepared to stop.
Pedestrian Crossing Sign

• \

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2.Warning Signs (Dangerous Conditions Ahead)
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2. Signs (Construction/Maintenance)

• Black On Orange

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3.Guide Signs

• Give information about roadways and routes
• - Mileage to a certain destination
• - Roadside services such as rest stops, service
  stations, and camp sites
• - Recreational areas and nearby points of
  interest
• - Colors of signs may be BLUE, GREEN, BROWN

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3.Guide Signs

• Destination and Mileage
• Road Side Services
• Recreation Areas
• Route Markers

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Destination and Mileage
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Road Side Services (Direct Motorist)
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Route Markers
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4.International Signs
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Pavement Markings

• Double Yellow Lines
• Solid and Broken Yellow
• Broken Yellow
• Solid White Line
• (between lanes or on the outer edges of the
  road)
• Broken White Line

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Yellow Lines

• Divide traffic traveling in opposite directions.
• Separated by a broken, double solid, or
  combination of both.
• If the solid line of the combination solid-broken
  yellow lines is the first to your left, you may
  not cross it to pass another vehicle.
• If the broken yellow line is the first one to
  your left, you may cross it (and the solid yellow
  line) to pass another vehicle when it is safe to
  do so.
• When 2 solid yellow lines dived a road, neither
  lanes may pass. However, you may turn left
  across them to turn into a driveway/entrance.
• Solid Yellow line is always on the left of a
  divided highway.

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White Lines

• White lines that are parallel to the roadway mark
  the lanes for traffic moving in the same
  direction.
• If the lines are broken you can move from lane to
  lane, when it is safe to do so.
• Single white lines between lanes of traffic
  moving in the same direction are meant to
  discourage passing at high-risk locations, but
  they do not prohibit passing.
• Solid white lines are used to indicate the right
  side of the roadway. (Shoulder)
• Solid white lines may also mark a bicycle lane.

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Pavement Markings

• Arrows on the roadway identify lanes from which
  you can drive straight, or turn left or right
• Shared Left-Turn Lane
• Stop Line
• Pedestrian Crosswalk
• Road Exit Ramp
• High-Occupancy Vehicle (HOV) Lane
• Disabled Driver Parking

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Traffic Control Signals

• Keeps traffic moving in an orderly manner

Flashing yellow? Flashing red? Red, Yellow, Green
Arrows?
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Traffic Officers Signals

• A police officer can take the place of and
  overrule traffic control signals.
• When an officer is present,
• follow his/her signals
• even if they go against
• those of an automatic
• traffic signal or stop sign.

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References

• Pictures from presentation brought to you by
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