Maryland Road Signs: MVA 25-Question Test & Speed Camera Work Zones

What do flashing blue lights mean in a Maryland work zone? How long is the Maryland MVA knowledge test and how many questions? Does Maryland require buses to stop at all railroad crossings? The MDOT MVA at mva.maryland.gov gives 25 questions in 20 minutes. Flashing blue lights in work zones indicate an active speed camera. All buses must stop at railroad crossings. Cyclists get 3 feet of mandatory clearance.

1. Why Maryland MVA Tests Signs on a 20-Minute, 25-Question Clock

Maryland roads connect Baltimore dense I-695 Beltway, Annapolis,ay Bridge approach on US-50, the I-270 tech corridor through Rockville and Gaithersburg, Frederick Civil War-era routes, and the Eastern Shores flat two-lane causeways. The Maryland Department of Transportation Motor Vehicle Administration (MDOT MVA) knowledge test is 25 questions, 20 minutes, taken at an MVA location, and requires a score of 88% or higher to pass. A free online tutorial with 25-question practice tests, including a timed 20-minute version, is available at mva.maryland.gov/drivers. The manual contains all tested information.

2. Maryland Sign Recognition: Shape, Color, Symbol: All Tested on the MVA 25-Question Exam

On Maryland I-95 express lanes, the Bay Bridge approach on US-50, and the winding Appalachian mountain routes, shape and color tell you a signs category before you can read the text. The MVA knowledge test tests signs. master this table and use the free tutorial at mva.maryland.gov/drivers before your visit.

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)		Legal requirement; obey this sign or face fines and points on your record
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

Maryland road sign color meanings: Red is used for stop, yield, do not enter, and wrong way; yellow for general warnings; white for speed limits, keep right, and some guide signs; orange for construction and maintenance; green for destinations, distances, and directions; blue for services; brown for recreation and cultural interest; fluorescent yellow-green for school, pedestrian, and bicycle signs; fluorescent pink for emergency traffic incidents; and black for One Way and changeable-message signs. The Maryland Driver’s Manual also lists the trapezoid for recreation and cultural interest areas and National Forest Routes.

3. Maryland Regulatory Signs: MVA Point System Violations and the 20-Foot School Bus Stop Rule

Regulatory signs carry legal force in Maryland. violations are moving offenses recorded on your MVA driving record. Failing to stop for a school bus is one of the most serious violations. White rectangular signs, prohibitory signs, and lane-control signs are all tested on the Maryland MVA knowledge exam.

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

Traffic must stop except for the permitted right-turn movement; right-turning traffic must still 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

Restricted Lane Ahead Sign

Check eligibility before entering; unauthorized use is a violation

4. Maryland Warning Signs: Bay Bridge Wind Alerts, I-95 Merge Hazards & Appalachian Curve Warnings

Diamond-shaped warning signs flag hazards ahead. on Maryland roads that means wind advisory warnings on the Bay Bridge, sharp curve warnings on Western Maryland mountain routes, pedestrian crossing alerts near Baltimore dense urban areas, and railroad grade crossings on rural branch lines. Orange signs mark work zones where speeding fines are much higher and speed cameras with flashing blue lights may be active.

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; yield to any pedestrian in or entering the crosswalk

Bicycle Crossing

Cyclists cross here; slow down and yield before proceeding

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

A new lane is added ahead; stay in your lane and let merging traffic in

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

Speed bump ahead; slow down before reaching it

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

Safe speed for this curve; slow to the posted advisory speed

Traffic Signal Ahead

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

5. Maryland Guide & Informational Signs: Navigating I-95, I-495 Capital Beltway, US-50 & the Bay Bridge

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. Maryland Traffic Signals: Work Zone Speed Cameras, Flashing Blue Lights & MVA Exam Coverage

Flashing red = stop. Flashing yellow = slow down and proceed with caution. The Maryland MVA knowledge test covers standard lights, arrow signals, flashing signals, and pedestrian signals. In Maryland work zones, flashing blue lights mean speed cameras are active. flashing amber/yellow lights mean workers are present.

If a Maryland traffic signal is not working, stop at the stop line; if there is no stop line, stop before the crosswalk; if there is neither, stop before entering the intersection. Yield to vehicles and pedestrians and proceed only when it is safe.

Maryland lane-use signals: a red X means never use the lane; a green arrow means the lane may be used; a steady yellow X means leave the lane as soon as you safely can; and a flashing yellow X or two-way left-turn arrows mean the lane may be used for left turns, often shared with left-turning traffic from the opposite direction.

Standard Traffic Lights

Steady Red

Stop completely; unless a sign prohibits it, after stopping you may turn right or turn left from a one-way street to another one-way street after yielding

Steady Yellow

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

Steady Green

Proceed with caution; go straight or turn unless prohibited, and yield to pedestrians and vehicles already in the intersection

Green Arrow (left)

Proceed only in the arrow direction; yield to pedestrians

Steady Yellow Arrow

Permission to turn in the arrow direction is ending; slow down and proceed with caution

Red Arrow (no left)

Do not turn in the arrow direction; wait for the green arrow

Circular Green (no arrow)

Go straight or turn right or left unless a sign or signal prohibits the turn; 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

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 = stop, yield, then proceed when safe. Flashing yellow = slow down and proceed with caution. In Maryland work zones, flashing blue lights = active speed cameras; flashing amber/yellow = workers present.

7. Maryland Pavement Markings: Lane Lines, Work Zone Temporary Markings & the 3-Foot Bicycle Passing Law

Yellow center lines separate opposing traffic, while solid yellow can also mark the left edge of divided highways, one-way roads, and ramps. White lines separate same-direction traffic and solid white can mark the right edge of the road. The Maryland MVA knowledge test covers lane lines, road arrows, work zone temporary pavement markings, bicycle markings, and pedestrian crosswalk markings.

Line Colors

Yellow lines

Yellow center lines separate opposing traffic; solid yellow may also mark the left edge of divided highways, one-way roads, and ramps

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 not allowed in either direction; you may cross the lines to make a left turn, such as into a driveway

Broken white line

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

Solid white line

Marks the right edge of the road or separates same-direction lanes where lane changing is discouraged

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 stop or yield to pedestrians as required

Broken white line (pavement)

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

Solid white line (pavement)

Marks the right edge of the road or separates same-direction lanes where lane changing is discouraged

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

Reserved for cyclists only; do not drive or park in this lane

HOV / Carpool lane diamond

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

Maryland does not assign one statewide parking rule to red, yellow, or white curb paint. Local highway agencies may prescribe curb colors, and yellow or white may also be used for curb delineation, so follow posted parking signs and local restrictions.

Key test point: Yellow center lines separate opposing traffic and solid yellow may mark the left roadway edge. White lines separate same-direction traffic and solid white may mark the right roadway edge.

8. Maryland Work Zone Laws: Speeding Fines Much Higher, Speed Cameras Active & Flashing Blue Lights Mean Watch Out

Orange signs mark active work zones throughout Maryland road network. Maryland law states speeding fines are much higher in work zones, and even higher when workers are present. Flashing blue lights in work zones mean speed cameras are active. Flashing amber/yellow lights mean there are workers present. Stay alert, obey posted limits, and do not tailgate.

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

Active Work Zone

You are in an active work zone; drive with extra caution

End of Active Work Zone

Work zone ends; resume normal speed and check posted limit

Work Zone Headlights

Turn on your headlights now; required by law in this work zone

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

• Obey the flaggers directions. their authority overrides all existing signs and signals.
• For work-zone violations recorded by automated speed enforcement, current Maryland fines are $60 at 12-15 mph over, $80 at 16-19 mph over, $140 at 20-29 mph over, $270 at 30-39 mph over, and $500 at 40 mph or more over. Each amount doubles when workers are present, up to $1,000.
• Flashing blue lights in a work zone mean speed cameras are active. Flashing amber/yellow lights mean workers are present. Flashing green lights may identify highway maintenance vehicles or service equipment in or before a work zone.
• Work zone conditions change constantly. be ready to react, including coming to a complete stop if traffic in front of you stops.
• Minimize distractions in work zones. no cell phones, no changing radio stations, no eating.

Key test point: Orange always means construction or work zone. If you see orange, reduce speed and increase following distance immediately.

9. Maryland Railroad Crossings: Buses and School Buses Must Stop and Never Start Until Tracks Are Clear

At every Maryland railroad crossing, buses, school buses, and trucks carrying hazardous materials must stop before crossing. Never start to cross the tracks unless you can get completely over before a train comes. make sure there is room on the other side before proceeding. After a train passes, look both ways; another train may be coming on another track.

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.
• Never start to cross the tracks unless you can get completely over before a train comes. ensure there is room on the other side.
• After a train passes, look both ways before starting over the tracks. another train may be coming on another track.
• Buses, school buses, and trucks carrying hazardous materials must stop before every Maryland railroad crossing.
• Be aware of other vehicles stopping before the crossing. anticipate those stops and allow extra following distance.
• The blue-and-white Emergency Notification System (ENS) sign gives the railroad emergency contact information for problems at or near the crossing.

Key test point: Never start over tracks until completely sure you can clear them. After one train, check both ways for a second. Buses must always stop. both rules appear on the Maryland MVA exam.

10. Maryland School Zone and School Bus Laws: Stop 20 Feet Back and Know the Physical Barrier Exception

Pentagon-shaped, fluorescent yellow-green signs mark school zones. Maryland requires obeying posted school zone speed limits. When a school bus has stopped with flashing red lights, you must stop at least 20 feet from the front or rear of the bus. You may not start moving until the bus starts moving or turns off its flashing red lights.

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

If the school speed-limit sign says WHEN FLASHING, the reduced school speed limit applies while the warning lights are flashing

School Crossing Ahead

School crosswalk ahead; yield to crossing guard and children

• Obey posted school zone speed limits. and obey speed limits in residential areas where young bicyclists may be present.
• When a school bus stops on the road with flashing red lights, you must stop at least 20 feet from the back of the bus if you are behind it, or 20 feet from the front if you are in front of it.
• You may not start moving again until the school bus starts moving or turns off its flashing red lights.
• Exception: If you are on a multiple-lane road divided by a physical barrier, do not stop if the bus is on the other side of the barrier.
• Children on bicycles are unpredictable near school zones. expect sudden direction changes and small riders who may be hard to see.

Key test point: The pentagon shape is used exclusively for school signs. No other sign category uses this shape. making it one of the easiest shapes to identify on the exam.

11. Pedestrian & Bike Signs in Maryland: Mandatory 3-Foot Passing Law and Young Cyclists in School Zones

At marked and unmarked crosswalks without a traffic signal, Maryland drivers must stop for pedestrians. Where traffic signals are present, drivers and pedestrians must obey them. Maryland law requires leaving at least 3 feet between your vehicle and a bicycle when passing. this applies in a bike lane, on the shoulder, or in the same lane as your car. Make sure you can see the bicycle in your rear-view mirror before returning to your lane.

Pedestrian Crossing Sign

Crosswalk ahead; yield to any pedestrian in or entering the crosswalk

Bicycle Crossing Sign

Cyclists cross here; slow down and yield before proceeding

No Bicycles

Cyclists must not enter; use an alternate route

No Pedestrian Crossing

Pedestrians must not cross here; use the nearest crosswalk

• When there is no traffic signal, drivers must stop for pedestrians in marked or unmarked crosswalks. When a signal is present, obey the signal and yield to pedestrians as required when turning.
• Maryland requires at least 3 feet of passing clearance between your vehicle and a bicycle. whether the cyclist is in a bike lane, on the shoulder, or in your lane. Confirm the bicycle is in your mirror before returning to the lane.
• Be prepared to slow down and wait for oncoming traffic to clear before passing a cyclist.
• Children on bicycles are unpredictable and may enter the road from driveways or near parked cars. obey speed limits in school zones and residential areas.
• Fluorescent yellow-green is used for both school and pedestrian/bike signs. the shape distinguishes between them.

Key test point: At a marked or unmarked crosswalk without a traffic signal, stop for pedestrians. At signalized crossings, obey the signals and yield to pedestrians as required.

12. How to Pass Maryland MVA Knowledge Test in 20 Minutes Flat

• 25 questions, 20 minutes, 88% to pass. The Class C Maryland MVA knowledge test has 25 questions and a 20-minute limit; you must score 88% or higher. The free MVA tutorial also offers 25-question practice tests, including a timed 20-minute version.
• The manual has everything you will be tested on. Study all sections. the MVA states that the manual contains all the information tested. Do not rely only on sign shapes.
• Work zones: know the lights and current camera fines. Flashing blue = active speed cameras; flashing amber/yellow = workers present; current automated work-zone fines are tiered by speed and double when workers are present.
• School bus: stop 20 feet from front or rear. Whether you are behind or in front of a stopped school bus with flashing red lights, you must stop at least 20 feet away. Physical barrier on a multi-lane road = no stop required on the other side.
• Railroad: clear the tracks before crossing. Never start across unless you can completely clear the tracks. After one train passes, check for a second before moving. Buses and school buses must stop before every crossing.
• 3 feet for cyclists. mandatory in Maryland. Leave 3 feet when passing a bike in any lane, shoulder, or bike lane. Confirm the bicycle is visible in your mirror before returning to your lane.
• Flashing signals. Flashing red = full stop, then proceed when safe. Flashing yellow = slow down and proceed with caution. Also know: flashing blue = speed camera; flashing amber/yellow = workers present.
• Aggressive driving carries enhanced penalties. Speeding, tailgating, unsafe lane changes, and ignoring signals are examples of aggressive driving in Maryland. judges can double fines in some circumstances.
• Yellow vs white lines. Yellow center lines = opposing traffic, with solid yellow also used on the left roadway edge. White = same-direction lane separation and the right roadway edge.