Download - Sign Signals Traffic Markings
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SIGNS, SIGNALS &
TRAFFIC MARKINGS
General principle of trafficGeneral principle of traffic
signs.signs.
To make a message known quickly,To make a message known quickly,accurately, with minimum reading skillsaccurately, with minimum reading skills
requirerequire
Allows traffic to meet the goal of the HTSAllows traffic to meet the goal of the HTS
with safe, rapid, and efficient transportation.with safe, rapid, and efficient transportation.
Poor signs, signals, and traffic markings canPoor signs, signals, and traffic markings can
lead to a break down in the system.lead to a break down in the system.
Recognizable by shape and color, message,Recognizable by shape and color, message,
and diagram.and diagram.
Types of Traffic Signs.Types of Traffic Signs.
RegulatoryRegulatory
WarningWarning
Guide.Guide.
Traffic Signs: StandardsTraffic Signs: Standards
Standard Sign ShapesStandard Sign Shapes
Standard Sign ColorsStandard Sign Colors
Types: RegulatoryTypes: Regulatory
Regulations.Regulations.
MustMustbe followedbe followed
Might result in a citation or worseMight result in a citation or worse
Regulatory: StopRegulatory: Stop
Red octagonRed octagon
Only sign so shapedOnly sign so shaped
Make complete stopMake complete stop
Easily recognized atEasily recognized at
a distancea distance
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Regulatory: StopRegulatory: Stop Regulatory: YieldRegulatory: Yield
Yield signsYield signs
Red & triangular.Red & triangular.
Requires a driver to allowRequires a driver to allow
other drivers first use ofother drivers first use of
the road.the road.
Regulatory: SpeedRegulatory: Speed
Speed limit signsSpeed limit signsWhite / black lettering.White / black lettering.
Vertical rectangles.Vertical rectangles.
Can also be orange.Can also be orange.
Regulatory: SpeedRegulatory: Speed
Regulatory: SpeedRegulatory: Speed Regulatory: SpeedRegulatory: Speed
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Regulatory: SpeedRegulatory: Speed Regulatory: MovementRegulatory: Movement
Regulatory: MovementRegulatory: Movement Regulatory: MovementRegulatory: Movement
Regulatory: MovementRegulatory: Movement Regulatory: MovementRegulatory: Movement
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Regulatory: MovementRegulatory: Movement Regulatory: MovementRegulatory: Movement
Regulatory: MovementRegulatory: Movement Regulatory: ParkingRegulatory: Parking
Regulatory: ParkingRegulatory: Parking Regulatory: ParkingRegulatory: Parking
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Regulatory: ParkingRegulatory: Parking Regulatory: ParkingRegulatory: Parking
Types: Warning SignsTypes: Warning Signs
Yellow or orangeYellow or orange
backgroundbackground
Black writingBlack writing
RailroadsRailroads
No passingNo passing
School zoneSchool zone ConstructionConstruction
Advance warningAdvance warning
Warning Signs: RailroadWarning Signs: Railroad
Warning Signs: RailroadWarning Signs: Railroad Warning Signs: ConstructionWarning Signs: Construction
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Warning Signs: ConstructionWarning Signs: Construction Warning Signs: ConstructionWarning Signs: Construction
Warning Signs: No PassingWarning Signs: No Passing
Pennant shapePennant shape
Placed at thePlaced at the
beginning of the nobeginning of the no
passing zone and onpassing zone and on
the left side of thethe left side of the
road to make themroad to make them
visible to driversvisible to drivers
trying to pass.trying to pass.
Warning Signs: AdvanceWarning Signs: Advance
Warning Signs: AdvanceWarning Signs: Advance Warning Signs: AdvanceWarning Signs: Advance
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Warning Signs: CaliforniaWarning Signs: California Warning Signs:Warning Signs:
Warning Signs: AdvanceWarning Signs: Advance Warning Signs: DirectionWarning Signs: Direction
Warning Signs: IntersectionsWarning Signs: Intersections Warning SignsWarning Signs
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Warning SignsWarning Signs Warning SignsWarning Signs
Warning SignsWarning Signs Warning Signs: SchoolsWarning Signs: Schools
Warning Signs:Warning Signs: Types: Guide signsTypes: Guide signs
Used to inform drivers of routes, gas, foodUsed to inform drivers of routes, gas, foodlodging, hospitals, rest areas and others.lodging, hospitals, rest areas and others.
Guide signs are designated by color and shape.Guide signs are designated by color and shape.
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Types: Guide SignsTypes: Guide Signs
Blue:Blue: motorist servicesmotorist services(gas, food, lodging, hospital,(gas, food, lodging, hospital,etc.)etc.)
Green:Green: highways and routehighways and routeinformation.information.
Brown:Brown: recreational areas.recreational areas.
Guide Signs: RoutesGuide Signs: Routes
Guide Signs: ExitsGuide Signs: Exits Guide Signs: Special RoadsGuide Signs: Special Roads
Types: RecreationTypes: Recreation Types: Guide signsTypes: Guide signs
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Types: Guide signsTypes: Guide signs Traffic Lights: TypesTraffic Lights: Types
ProgressiveProgressive
Traffic ActivatedTraffic Activated
TimedTimed
PedestrianPedestrianActivatedActivated
Progressive lightsProgressive lights
Keep trafficKeep traffic
moving at themoving at the
correct speedcorrect speed
Keep moving asKeep moving as
the lights changethe lights change
in sequence.in sequence.
Traffic Activated LightsTraffic Activated Lights
Change according toChange according to
traffic loads.traffic loads.
No traffic, no greenNo traffic, no green
light,light,
Many vehicles, longerMany vehicles, longer
green lights.green lights.
Traffic Activated LightsTraffic Activated Lights
Know what and howKnow what and how
each intersection iseach intersection is
set up.set up.
Try to anticipate theTry to anticipate the
traffic coming, nottraffic coming, not
react to traffic thatreact to traffic that
has just stopped.has just stopped.
Timed LightsTimed Lights
Least expensiveLeast expensiveUsed in manyUsed in many
smallersmaller
communities.communities.
Set for so manySet for so many
seconds green forseconds green for
each direction ofeach direction of
traffic.traffic.
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Pedestrian ActivatedPedestrian Activated
LightsLights
Aid crossing of busyAid crossing of busy
streets.streets.
PedestriansPedestrians
No turn on red handNo turn on red hand
Emergency ActivatedEmergency Activated Colors of the Traffic LightColors of the Traffic Light
3 colors have3 colors havespecific meaning.specific meaning.
Red: stop.Red: stop.
Yellow: do not enterYellow: do not enter
Green: go whenGreen: go whensafesafe
Traffic LightsTraffic Lights Colors of the Traffic LightColors of the Traffic Light
Green means you may go,Green means you may go,
if safe to do so.if safe to do so.
There is no right of wayThere is no right of way
given by a green light.given by a green light.
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Traffic LightsTraffic Lights Traffic LightsTraffic Lights
Traffic LightsTraffic Lights Traffic LightsTraffic Lights
Traffic LightsTraffic Lights Right on Red Law in CT.Right on Red Law in CT.
Drivers in all 50 states are allowed toDrivers in all 50 states are allowed tocomplete a right turn on redcomplete a right turn on red
Drivers must.Drivers must.
Come to a complete stopCome to a complete stop
Yield to any and all trafficYield to any and all traffic
Make sure there is no sign prohibiting the turnMake sure there is no sign prohibiting the turn
BeforeBeforecompleting a right on red.completing a right on red.
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Left on Red Law in CTLeft on Red Law in CT
There is no left turn on red in CT.There is no left turn on red in CT.Some states do have oneSome states do have one
Multiple Use Lane SignalsMultiple Use Lane Signals
In larger cities, the use of reversible lanesIn larger cities, the use of reversible lanesincreases the capacity of the existing streets.increases the capacity of the existing streets.
Center lanes are reversed to allow heavy traffic, inCenter lanes are reversed to allow heavy traffic, in
one direction or the other, to have more lanes.one direction or the other, to have more lanes.
These lanes are marked with a green arrow or aThese lanes are marked with a green arrow or a
red X above the lane.red X above the lane.
Pavement MarkingsPavement Markings
Pavement markings,Pavement markings,
like signs and signals,like signs and signals,
are designed to moveare designed to move
traffic safely, rapidly,traffic safely, rapidly,
and efficiently.and efficiently.
Markings shouldMarkings should
communicate a simple,communicate a simple,
clear message for allclear message for all
highway users.highway users.
Yellow MarkingsYellow Markings
Separate trafficSeparate traffic
traveling in thetraveling in the
opposite directionsopposite directions
If the solid is onIf the solid is on
your side, you mayyour side, you may
not crossnot cross
Broken may passBroken may pass
when safe to do sowhen safe to do so
Yellow: No PassingYellow: No Passing Lane Markings: Solid YellowLane Markings: Solid Yellow
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Yellow Markings: PassingYellow Markings: Passing Left Turn LaneLeft Turn Lane
At no time is a driver supposed toAt no time is a driver supposed to
pull into this lane to enter the trafficpull into this lane to enter the traffic
flow.flow.
Roadway Markings and TrafficRoadway Markings and Traffic
SignalsSignals
Left turn lane only Reversible lane
Two-way left run lane Two-way reversible lane
Lane Markings: Shared LeftLane Markings: Shared Left
Lane Markings:Lane Markings: ReversableReversable LaneLane Lane Markings: Changing UseLane Markings: Changing Use
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Yellow MarkingsYellow Markings WhiteWhite
Marking sides of roadways,Marking sides of roadways,
crosswalks, warnings, andcrosswalks, warnings, and
to separate traffic travelingto separate traffic traveling
in the same direction.in the same direction. SOLID WHITE: used on theSOLID WHITE: used on the
right of roadway edge.right of roadway edge.
BROKEN WHITE: traffic inBROKEN WHITE: traffic in
same directionsame direction Crossing the line is allowedCrossing the line is allowed
only when changing lanesonly when changing lanes
or turning.or turning.
Lane Markings: Solid WhiteLane Markings: Solid White Lane Markings: Broken WhiteLane Markings: Broken White
Proper Lane Choices whenProper Lane Choices when
DrivingDriving Drivers should chooseDrivers should choose
a traffic lane witha traffic lane with
fewest conflicts.fewest conflicts.
Law requires travelingLaw requires traveling
in the right hand lanein the right hand lane
unless passing orunless passing or
turning left.turning left.
In heavy traffic eitherIn heavy traffic either
lane is legal.lane is legal.
Lane Markings: Stop LineLane Markings: Stop Line
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Lane Markings: X WalkLane Markings: X Walk Lane Markings: Exit LaneLane Markings: Exit Lane
Lane Markings: HOVLane Markings: HOV Lane Markings: ParkingLane Markings: Parking
School BusSchool BusApproaching of a School BusApproaching of a School Bus
on a Fiveon a Five--Lane StreetLane Street
Not many in CTNot many in CT
Left turn lane is defined as a physical barrierLeft turn lane is defined as a physical barrier Not required to stop for a school bus coming from theNot required to stop for a school bus coming from the
other direction.other direction.
Watch out for other drivers who are not sureWatch out for other drivers who are not sure
about this.about this.
Everywhere else, you must stop for a schoolEverywhere else, you must stop for a school
bus with lights flashing designating children.bus with lights flashing designating children.
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Anything Wrong?Anything Wrong?Signs We DonSigns We Dont Want to Seet Want to See