Kentucky Road Signs: KSP Written Test, 80% Score & Work Zone Fines

What score do you need to pass the Kentucky KSP written test? What do Kentucky flashing yellow arrows mean? What are the school bus stopping rules in Louisville, Lexington, or Bowling Green? The Kentucky State Police (KSP) administers the written test, and Kentucky requires a minimum score of 80% to pass. Kentucky now uses automated speed enforcement in select active highway work zones, with increased work-zone fines when the required signs are displayed and at least one bona fide worker is present. Railroad crossing stop requirements depend on the warning devices, approaching trains, and the type of crossing or vehicle.

1. Bluegrass Roads from Louisville Urban Highways to Appalachian Mountain Routes: Why 80% Matters

Kentucky roads connect Louisville I-264/I-64 urban network, Lexington Bluegrass horse farm corridors, Bowling Green I-65 interchange, and the winding Appalachian highways of Eastern Kentucky. The Kentucky State Police (KSP) administers the written test, and applicants must earn a minimum score of 80% to pass. Written testing is scheduled with KSP, while the Kentucky Transportation Cabinet handles driver licensing services. The official Kentucky Driver Manual is the state study source for highway signs, signals, pavement markings, and driving rules.

2. Kentucky Highway Sign Test: Shape, Color and Symbol Knowledge Required to Score 80%

On Kentucky fast rural parkways and foggy Appalachian mountain roads, you need to process a signs shape and color before the text is legible. The Kentucky written test includes highway signs. master every entry in this table before test day.

Shape	Diagram	Meaning	Example Sign
Octagon (8-sided)		STOP. come to a complete stop, wheels fully stopped, check all directions, then proceed when clear
Triangle (inverted)		Yield slow down, check traffic; if clear proceed, if not stop and wait until safe to go
Diamond		Hazard ahead; slow down, stay alert, and be ready to stop or steer
Rectangle (vertical)		Regulatory information or instruction; obey the posted requirement
Rectangle (horizontal)		Informational sign; read it and use it to navigate or plan your route
Pentagon (5-sided)		School zone ahead; reduce speed and watch for children crossing
Round (circle)		Railroad crossing ahead; slow down, look both ways, and prepare to stop
Pennant		No passing zone; do not attempt to overtake any vehicle ahead
Orange (any shape)		Construction or work zone ahead; slow down, stay alert, and obey all posted signs
Blue (any shape)		Motorist services nearby; exit if you need fuel, food, or medical care
Brown (any shape)		Park or scenic area ahead; follow directional signs to reach it

3. Kentucky Regulatory Signs: Stop, Yield, Speed and Lane-Use Rules

Regulatory signs in Kentucky carry legal force. Disobeying an official traffic-control device can lead to a citation and, depending on the offense, points or other penalties. White rectangular signs, prohibitory signs, and lane-use signs are covered in Kentucky traffic-control standards and the Kentucky Driver Manual.

STOP Sign

Come to a full stop and yield before proceeding

YIELD Sign

Slow down and give right-of-way; stop if needed before proceeding

Speed Limit Sign

Do not exceed this speed; adjust for road and weather conditions

Do Not Enter Sign

Entry prohibited; turn around or find an alternate route

Wrong Way Sign

You have entered a one-way road against traffic

No U-Turn Sign

U-turns are prohibited at this location

No Left Turn Sign

Do not turn left here; continue straight or turn right

No Right Turn Sign

Do not turn right here; continue straight or turn left

One Way Sign

All traffic flows one direction; do not enter going the wrong way

Keep Right Sign

Move to the right side of the island or obstruction

No Passing Zone Sign

Do not pass here; wait until the no-passing zone ends

Do Not Pass Sign

Do not overtake any vehicle ahead until passing is permitted again

No Turn on Red Sign

Wait for a green signal before turning; do not turn on red

No Left Turn on Red Sign

Wait for green before turning left; no turn on red permitted

No Right Turn on Red Sign

Wait for green before turning right; no turn on red permitted

Turn Left Only Sign

You must turn left from this lane; going straight is not allowed

Turn Right Only Sign

You must turn right from this lane; going straight is not allowed

Straight or Turn Right Sign

From this lane you may only go straight or turn right

Minimum Speed Limit Sign

You must drive at least this speed; move right if driving slower

Slower Traffic Keep Right Sign

Move to the right lane if you are driving slower than traffic

No Parking Sign

Parking prohibited here; find a legal parking area nearby

No Trucks Sign

Trucks prohibited on this road; use an alternate truck route

No Bicycles Sign

Cyclists must not enter; use an alternate route

No Pedestrian Crossing Sign

Pedestrians must not cross here; use the nearest crosswalk

Reserved Parking Sign

Park here only if you qualify; others must find a different spot

Four Way Stop Sign

Stop completely, then take turns in order of arrival

Stop Except Right Turn Sign

Right-turning traffic may enter without stopping when this plaque is posted; other traffic must stop and yield as required

Left Turn Yield on Green Sign

Yield to all oncoming traffic before completing your left turn

Lane Use Control Sign

Follow the sign; only the shown movement is permitted from this lane

4. Kentucky Warning Signs: Hazards on Parkways, Mountain Curves & Bluegrass Two-Lane Roads

Diamond-shaped warning signs flag hazards ahead. on Kentucky roads that means curve warnings on the winding Hal Rogers Parkway and Mountain Parkway, railroad grade crossings on rural lines, and pedestrian alerts near Louisville and Lexington urban corridors. Some warning signs may be fluorescent yellow-green, including pedestrian, bicycle, and school warnings. Orange warning signs identify temporary traffic-control and work-zone conditions.

Left Curve

A curve to the left is ahead; reduce speed

Right Curve

A curve to the right is ahead; reduce speed

Sharp Left Turn

A very sharp left turn is ahead; slow down

Sharp Right Turn

A very sharp right turn is ahead; slow down

Winding Road

Multiple curves ahead; reduce speed and stay in your lane throughout

Set of Curves (Left-Right)

Multiple curves ahead curving left then right; reduce speed

Set of Curves (Right-Left)

Multiple curves ahead curving right then left; reduce speed

Sharp Turns (Left-Right)

Successive sharp turns ahead; slow down significantly

Slippery When Wet

Wet road is slippery; reduce speed and increase following distance

Deer Crossing

Animals frequently cross here; slow down and scan both sides of the road

Pedestrian Crossing

Crosswalk ahead; slow down and yield or stop for pedestrians as required by Kentucky crosswalk rules

Bicycle Crossing

Bicycles may cross here; slow down, watch for cyclists, and yield when required

School Zone / Crossing

Children may be present; slow to posted speed

School Crossing Ahead

School crosswalk ahead; yield to crossing guard and children

Divided Highway Begins

Road splits ahead; keep right and stay in your lane

Divided Highway Ends

Two-way traffic resumes ahead; stay right and watch oncoming traffic

Merging Traffic

Traffic is merging from another lane; adjust speed to allow safe entry

Added Lane

An additional lane begins ahead; entering traffic has its own lane

Lane Ends Ahead

Your lane ends soon; check mirrors, signal, and merge now

Lane Ends Merge Left

Your lane ends; signal and move left before the lane disappears

Left Lane Ends

Left lane ends ahead; signal and move right before it closes

Road Narrows

Road gets narrower ahead; stay centered and reduce speed

Narrow Bridge Ahead

Bridge is narrower than the road; slow down and stay centered

Low Clearance

Overhead clearance is restricted; do not proceed if your vehicle is too tall

Railroad Crossing (RR)

Tracks ahead; slow down, look both ways, and stop if a train is coming

Hill / Steep Grade (Downgrade)

Steep hill ahead; reduce speed now and use a lower gear if needed

Bump

A bump in the roadway is ahead; reduce speed

Dip

Dip in the road ahead; reduce speed to avoid bottoming out

Loose Gravel

Loose gravel on road; reduce speed and increase following distance

Pavement Ends

Paved surface ends ahead; slow down before the surface changes

Shoulder Drop Off

Edge of road drops steeply; stay away from the shoulder

Watch for Ice on Bridges

Bridge may be icy; reduce speed and avoid sudden braking or steering

Two Way Traffic Ahead

Divided road ends; move to the right and watch for oncoming traffic

Cross Road

Intersection ahead; slow down and scan left and right before crossing

Cross Traffic

Traffic crosses from both sides; slow down and be ready to yield or stop

T Intersection

Your road ends ahead; slow down and prepare to turn left or right

Side Road

A side road joins ahead; watch for vehicles entering from the right or left

Highway Intersection Ahead

A major intersection is approaching; reduce speed and be ready to yield

Road Entering Curve

A road merges on a curve ahead; watch for vehicles entering

Roundabout

Yield to traffic already in the roundabout; then enter and keep right

Truck Rollover

Trucks must slow significantly; high rollover risk on this curve

Weave Area

Lanes are entering and exiting; stay alert, check mirrors, and adjust speed

Advisory Speed

Recommended speed for the roadway condition ahead; reduce speed as needed

Traffic Signal Ahead

A traffic light is ahead; reduce speed and be ready to stop

5. Kentucky Guide & Informational Signs: Navigating I-75, I-64, the Bluegrass Parkway & US-23

Guide signs do not regulate driving. they show destinations, distances, and services. Green = highway navigation. Blue = motorist services. Brown = parks and recreation.

Interstate Route Marker

You are on this interstate highway; note the number for navigation

US Route Marker

You are on this US highway; note the number for navigation

State Route Marker

You are on this state route; note the number for navigation

Exit Sign (Exit Only)

This lane becomes exit-only; move out of it if you are not exiting

Mile Marker

Marks your location on the route; note it for emergency or navigation use

Services Sign

Services available at next exit; move right if you need to stop

Hospital Sign (H)

Hospital is nearby; follow signs if you need emergency care

Diesel

Diesel fuel available ahead; exit if your vehicle needs it

Park / Recreation Sign

Park or recreation area nearby; exit and follow directional signs

6. Kentucky Traffic Signals: What the KSP Written Test Requires You to Know

What does a flashing yellow light mean in Kentucky? Flashing red requires a full stop. Flashing yellow means proceed only with caution. Kentucky also uses flashing yellow arrows for permitted left turns: drivers may turn after yielding to oncoming traffic and pedestrians, then proceed with caution.

Standard Traffic Lights

Steady Red

Stop at the stop line, crosswalk, or intersection; after stopping, a right turn or qualifying one-way-to-one-way left turn may be allowed unless prohibited, after yielding

Steady Yellow

Slow down and prepare to stop; do not speed up to beat the light

Steady Green

Proceed straight or turn unless prohibited; yield to vehicles and pedestrians lawfully within the intersection or adjacent crosswalk

Green Arrow (left)

Proceed only in the arrow direction; yield to pedestrians

Steady Yellow Arrow

The protected turn is ending; stop if it is safe to do so before the signal turns red

Red Light + Green Left Arrow

Through traffic facing red must stop; traffic facing the green left arrow may make the protected left turn

Circular Green (no arrow)

You may go straight, right, or left unless a sign prohibits the turn; left-turning traffic must yield as required

Opposing Traffic Extended Green

Oncoming traffic still has green; wait and do not turn left yet

Flashing Signals

Flashing Red

Treat as a stop sign; stop fully, then proceed when safe and clear

Flashing Yellow

Slow down, check for hazards, and proceed with caution

Flashing Red Beacon

Treat the overhead beacon as a stop sign

Kentucky flashing yellow arrow and red arrow: A flashing yellow arrow permits the turn after yielding to oncoming traffic and pedestrians. A steady red arrow requires the indicated turn movement to stop and wait for a permitted signal.

Pedestrian Signals

WALK / White Walking Figure & DONT WALK / Orange Hand

White figure = cross now; orange hand = do not start crossing

Flashing Orange Hand + Countdown

Crossing phase ending; finish if started, do not begin

Key test point: Flashing red requires a full stop. Flashing yellow means proceed only with caution. A flashing yellow arrow allows the indicated turn after yielding to oncoming traffic and pedestrians.

7. Kentucky Pavement Markings: Lane Lines, Curb Markings & the 3-Foot Bicycle Passing Rule

Yellow center lines separate opposing traffic, while white lane lines separate traffic moving in the same direction. Kentucky law also includes a specific bicycle-passing rule: when another same-direction lane is available and a lane change is reasonably safe, drivers must move into the immediate left lane; on a one-lane roadway in the same direction, drivers generally must leave at least 3 feet when passing a bicycle or electric low-speed scooter.

Line Colors

Yellow lines

Yellow center lines separate opposing traffic; a solid yellow line normally marks a no-passing restriction, subject to Kentucky bicycle-passing exceptions when legal and safe

White lines

Mark your lane boundaries; stay within the white lines

Line Types

Broken yellow line (Single)

You may pass on your side if it is safe and clear ahead

Solid yellow + broken yellow

Pass only from the broken-line side when it is safe; do not pass from the solid side

Double solid yellow lines

Passing is normally prohibited in either direction; Kentucky law has a limited bicycle or electric low-speed scooter passing exception when legal and safe

Broken white line

You may change lanes if it is safe; always check mirrors and signal first

Solid white line

When used as a lane line, a single solid white line means crossing is discouraged; solid white is also used for roadway edges and other markings

Double solid white lines

Do not change lanes here; stay in your current lane

Center Turn Lane

For left turns only; signal, enter the lane, and turn; do not use it to travel

Center Turning Lane (sign)

For left turns only; signal, enter, and turn; do not drive through it

Pavement Symbols & Special Markings

Arrows in lane

You must follow the arrow direction from this lane

Stop line (wide white bar)

Stop completely behind this line; do not roll past it

Stop Here on Red

Stop at this painted line; do not inch forward past it

Crosswalk lines

Pedestrian crossing zone; obey traffic signals and yield or stop for pedestrians as required by Kentucky crosswalk law

Broken white line (pavement)

You may change lanes if it is safe; check mirrors and signal first

Solid white line (pavement)

When used as a lane line, a single solid white line means crossing is discouraged; solid white is also used for roadway edges and other markings

Double solid white lines (pavement)

Do not change lanes here; stay in your current lane

Railroad crossing markings (X + RR)

Tracks ahead; slow down, look both ways, and be ready to stop

Diagonal yellow lines (gore area)

Do not enter or drive through this area; it is off-limits to traffic

Bicycle lane marking

Marked for preferential or exclusive bicycle use; follow posted lane controls and avoid occupying the lane except where legally permitted

HOV / Carpool lane diamond

Use this lane only if you have the required number of occupants

Kentucky curb markings: Painted curbs may prohibit or limit parking, but the Kentucky Driver Manual directs drivers to check the posted signs and curb markings rather than assigning one statewide meaning to every curb color.

Key test point: Yellow center lines separate opposing traffic and white lane lines separate same-direction traffic. Single solid white lane lines discourage crossing; double solid white lane lines prohibit crossing.

8. Kentucky Work Zone Signs: Higher Fines and Automated Speed Enforcement

Orange signs mark construction, maintenance, and other temporary traffic-control conditions on Kentucky roads. Under current Kentucky law, when the required work-zone and increased-fine signs are displayed and at least one bona fide worker is present, covered traffic violations carry a $500 fine when no person is physically injured or dies and $500 to $10,000 when the violation results in physical injury or death.

Road Work Ahead

Construction zone begins ahead; reduce speed and stay alert

Flagger Ahead

A person is directing traffic; obey their signals

Workers Ahead

Road workers are present; slow down and be ready to stop

Lane Closed Ahead

A travel lane ends ahead; merge early

Road Closed

Road is completely closed; follow detour signs

Orange barrels / cones

Active work zone boundaries; stay within marked lanes

Channelizing devices (barricades)

Follow the barricades; do not drive through or around them

• You must obey a flaggers directions even if they conflict with existing signs or signals.
• Kentucky work-zone higher-fine penalties apply when the required signs are displayed and at least one bona fide worker is present.
• Do not become oblivious to work zone signs when work is long-term. traffic patterns can change daily including lane shifts and alternating closures.
• Observe posted work zone signs until you pass the end-of-work-zone sign. posted limits remain in effect through the entire zone, even at night.
• Never drive through or around a closed lane barrier. wait for flaggers or follow detour signs.

Kentucky work zone speed camera signs: Kentucky uses automated speed enforcement in select active highway work zones. A citation based on the device may be issued when a vehicle is more than 10 mph over the posted limit, at least one bona fide worker is present, and a certified peace officer is present in or near the end of the work zone in a marked vehicle. KYTC must post automated-enforcement warning signs with lights that flash while the device is active.

Key test point: Orange warning signs identify temporary traffic-control and work-zone conditions. Obey posted speed limits, lane controls, flaggers, and automated-enforcement warning signs.

9. Kentucky Railroad Crossing Signs: When to Stop and How Far From the Tracks

Kentucky railroad crossing stop rules require ordinary drivers to stop when flashing or other active warning signals indicate an approaching train, a gate is lowered, an approaching train is visible and hazardously close, or a flagger signals a stop. At a Cabinet-designated unsafe crossing without gates or automatic warning devices, a driver must make a full stop no closer than a marked stop line or 15 feet, and no more than 30 feet, from the nearest rail. If a vehicle stalls on the tracks, get everyone out immediately, move away from the tracks in the direction the train is approaching, and call the 1-800 number on the blue-and-white Emergency Notification System (ENS) sign at the crossing or dial 911.

Stop Line

Stop here completely when required before proceeding

RR Crossbuck Sign (X-shaped)

Located at the crossing; yield to trains

Railroad Crossing (at crossing)

You are at the crossing; stop if lights flash or gate lowers

Crossing Gates

Lower when a train is coming; never drive around a lowered gate

Pavement markings (X + RR)

Tracks ahead marked on pavement; slow down and prepare to stop

Flashing Red Lights

A train is approaching; stop and wait until fully clear

• The round yellow advance warning sign warns that a railroad crossing is ahead.
• When a stop is required, stop at the marked stopping position and never stop on or straddle the tracks.
• After a train passes, wait until you have a clear view in both directions. a second train could be approaching. Never start across until completely clear.
• If your vehicle stalls on the tracks, get out immediately and run in the direction the train is coming from. not the same direction. to avoid flying debris. Call the 800 number on the crossbuck or 911.
• Buses and motor vehicles used to transport children generally must stop 15-50 feet from same-level railroad crossings, subject to the statutory gate or railroad-flagger exception. Vehicles transporting inflammable liquids or explosives generally stop no closer than a marked stop line or 15 feet, and no more than 30 feet, from the nearest track, subject to listed protected-crossing exceptions.

Key test point: A 15-50 foot stop distance is a rule for buses and motor vehicles used to transport children, not a blanket distance for every Kentucky driver. Ordinary-driver stopping duties depend on active warnings, an approaching train, a flagger, or a Cabinet-designated unsafe crossing.

10. Kentucky School Zone Speed Limits and What Happens If You Pass a Stopped Bus

Pentagon-shaped, fluorescent yellow-green signs identify school zones and school crossings. Kentucky school-zone speed limits are set by the governmental unit controlling the highway where school flasher lights operate, and the posted speed limit applies when those school flasher lights are operating. Speeding fines are doubled when the school-area flashers are installed and flashing and the speed limit was set under Kentucky law. Since July 15, 2026, the opposite-direction exception for a stopped school or church bus applies only on a highway of four or more lanes divided by an elevated barrier or unpaved median.

School Zone

School ahead; reduce speed and watch for children

School Speed Limit

Obey the reduced speed limit posted in school zones

Speed Limit Lights Flashing

When the school flasher lights are operating, obey the posted school-zone speed limit

School Crossing Ahead

School crosswalk ahead; yield to crossing guard and children

• Obey the posted lower school-zone speed limit when the school flasher lights are operating.
• At a school crossing with traffic patrol, stop and yield if signaled to do so.
• When a school or church bus is stopped to receive or discharge children with its stop arm and signal lights activated, traffic approaching from any direction must stop unless the current opposite-direction divided-highway exception applies.
• Remain stopped until the bus has completed receiving or discharging passengers and has been put into motion. Opposite-direction traffic is exempt only on a highway of four or more lanes divided by an elevated barrier or unpaved median.
• A conviction for unlawfully passing a stopped school or church bus carries at least 6 points. Current penalties are $200-$500 or 30-60 days imprisonment, or both, for a first offense; a subsequent offense within three years carries $300-$1,000 or 60 days-6 months imprisonment, or both.

Key test point: Pentagon-shaped signs identify school areas and school crossings. For Kentucky school-bus stopping rules, focus on the stop arm and signal lights and the current divided-highway exception.

11. Pedestrian & Bike Signs in Kentucky: Crosswalk Rules and the 3-Foot Bicycle Passing Law

Kentucky crosswalk right-of-way depends on the traffic-control situation. When traffic-control signals are not in place or operating, drivers must yield, slowing or stopping if needed, to a pedestrian crossing the roadway or approaching so closely from the opposite half as to be in danger. The Kentucky 3-foot bicycle passing law requires a driver to move into the immediate left lane when another same-direction lane is available and the move is reasonably safe; where only one same-direction lane exists, the driver generally must leave at least 3 feet while passing a bicycle or electric low-speed scooter.

Pedestrian Crossing Sign

Crosswalk ahead; slow down and yield or stop for pedestrians as required by Kentucky crosswalk rules

Bicycle Crossing Sign

Bicycles may cross here; slow down, watch for cyclists, and yield when required

No Bicycles

Cyclists must not enter; use an alternate route

No Pedestrian Crossing

Pedestrians must not cross here; use the nearest crosswalk

• When traffic-control signals are not in place or operating, drivers must yield, slowing or stopping if needed, to pedestrians crossing as required by Kentucky law. Pedestrians crossing outside a marked crosswalk or an unmarked crosswalk at an intersection generally must yield to vehicles.
• When passing a bicycle or electric low-speed scooter, move to the immediate left lane when another same-direction lane is available and the move is reasonably safe. Where there is only one same-direction lane, generally leave at least 3 feet; if that space is unavailable, use reasonable caution.
• Some Kentucky counties have local ordinances governing bicycle operation and parking within city limits. check local rules if riding in urban areas.
• Fluorescent yellow-green may be used for school, pedestrian, and bicycle warning signs; use the symbol and shape to identify the specific warning.

Key test point: Do not use a blanket “pedestrians always have the right-of-way” rule. Obey pedestrian signals where provided and apply Kentucky crosswalk right-of-way rules when signals are absent or not operating.

12. How to Prepare for the Kentucky KSP Written Test

• Score 80% to pass. Kentucky requires a minimum score of 80% on the written test. Written testing is scheduled and administered by the Kentucky State Police.
• Use the current Kentucky Driver Manual. First-time applicants should study the official Kentucky Driver Manual before scheduling the written test with KSP.
• Know Kentucky unposted speed limits. Interstate/parkways: 65 mph (up to 70 mph where posted by the secretary of transportation). Other state highways: 55 mph. Business/residential districts: 35 mph. Off-street parking facilities: 15 mph.
• Know current Kentucky work-zone penalties. When required higher-fine signs are displayed and at least one bona fide worker is present, covered violations carry the current increased fines. Automated enforcement may be used in select active work zones for vehicles traveling more than 10 mph over the posted limit when the statutory conditions are met.
• School bus: know the July 15, 2026 rule. With the stop arm and signal lights activated for loading or unloading children, approaching traffic must stop. Opposite-direction traffic is exempt only on a four-or-more-lane highway divided by an elevated barrier or unpaved median.
• Railroad: know when stopping is required. Ordinary drivers must stop for active warning signals, a lowered gate, a flagger, or an approaching train in hazardous proximity. Special distance rules apply at designated unsafe crossings and to certain buses and hazardous-material vehicles.
• 3 feet for bicyclists is a Kentucky law, not just a recommendation. Move to the immediate left lane when another same-direction lane is available and safe; otherwise the one-lane rule generally requires at least 3 feet.
• Know flashing signals. Flashing red requires a full stop, then proceed when safe. Flashing yellow means proceed only with caution. A flashing yellow arrow permits a left turn after yielding to oncoming traffic and pedestrians.
• Yellow vs white lane lines. Yellow center lines separate opposing traffic; white lane lines separate same-direction traffic. Remember the Kentucky bicycle-passing exception to marked no-passing zones when the statutory safety conditions are met.
• Review the official manual. Use the current Kentucky Driver Manual as the state study source for road signs, signals, pavement markings, and driving rules.