68 federal road signs · Real images · Free

Road sign glossary with real images

These are the federal road signs used in every state's practice test, gathered here as a browsable reference. Each entry has the real sign image, its meaning, and a short explanation, outside of quiz mode.

Signs: 68
Cost: Free

Road sign flashcards

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Arrow curving right around an obstruction

Remain to the right of the sign or the marked obstruction

What does a KEEP RIGHT sign direct a driver to do?

KEEP RIGHT directs traffic to stay on the right side of the sign or obstruction. The instruction is about passing the object safely, not about reserving the lane for passing or banning the right side. It also does not replace a turn arrow or require an immediate turn. Watch the roadway geometry and keep the vehicle on the indicated side as you go around the divider. A sudden move left could place the vehicle in conflict with opposing traffic.

Black ONE WAY sign with arrow

Travel only as indicated on the posted street

What traffic pattern does a ONE WAY sign identify?

A ONE WAY sign tells drivers that travel on the posted street follows the indicated direction. It does not permit opposing movement, create a bus-only lane, or require an immediate turnaround. A driver entering such a street must align with the displayed direction and remain alert for the roadway’s lane arrangement. Choosing the two-direction option would create a head-on conflict with traffic using the designated flow. Read the arrow before moving into the street.

Blue hospital sign with a white H

Directions to service facilities

What do blue backgrounds on Colorado service signs provide?

Blue backgrounds identify signs that provide directions to service facilities. They help drivers locate services, while warning signs alert drivers to hazards, guide signs provide destination and mileage information, and regulatory signs state enforceable rules. The color is a useful first clue, but read the wording or symbol before changing lanes or turning. Do not treat a blue service sign as permission to ignore another traffic control. Follow the roadway signs that govern the maneuver and use the service information to plan the stop safely.

Blue service sign reading GAS, FOOD, LODGING

Highway directions and road services

Besides rules and hazards, what information can traffic signs provide?

Traffic signs do more than regulate movement or warn about hazards. They can provide highway directions and show where road services are located, such as facilities a driver may need during a trip. They cannot report another vehicle's mechanical condition, reveal a driver's license status, or promise that a lane is clear. The pictured blue sign is a guide sign, a category Maine describes as green, brown, or blue and able to help drivers find service stations, restaurants, and hotels. Read signs for rules, hazards, directions, and services before acting.

Crossbuck sign showing multiple tracks

Slow, look, listen, and yield, noting the track count

A Texas crossbuck shows multiple tracks. What should you do?

Multi-track crossings hide a second train behind the first. Texas says that where more than one track is crossed, the sign shows the number of tracks, and drivers must always slow down, look, listen, and yield to approaching trains. Speeding, track stops, and daylight exemptions all court disaster. The cue is the number plate under the crossbuck: each track needs its own clear look before you cross.

Disabled parking space sign

Driver guidance, including disabled parking spaces

What does blue signify on signs and markings?

Blue guides rather than commands: the color means driver guidance and also marks parking spaces reserved for disabled drivers. Stop, construction, and curve readings belong to red, orange, and yellow respectively. Blue service signs point to gas, food, motels, and hospitals, while blue pavement markings reserve the accessible spaces nearest entrances. Using a blue-marked space requires the displayed permit and the permit owner's presence in the vehicle.

End school zone sign

The reduced-speed school zone ends here

What does an End School Zone sign mark?

School zones release as clearly as they bind: the End School Zone sign marks the end of the reduced-speed zone, and normal limits resume past it. Begin readings confuse it with the zone's start, child-stop readings invent a halt the sign never orders, and further-drop readings invert the release. The matching Begin sign, flashing lights, and posted times activate the twenty-mile school limit; the End sign stands it down. Resume lawful speed only after passing the marker.

Fluorescent orange triangle with a red reflective border, the slow-moving vehicle emblem

The vehicle is warning approaching drivers that it is slow moving

What is the meaning of the orange triangular emblem on a slow-moving vehicle?

The fluorescent reflective orange triangle identifies a slow-moving vehicle and warns approaching drivers to slow down immediately and proceed with caution. It does not indicate hazardous cargo, a total ban on passing, or permission to travel at normal highway speed. Tractors and similar equipment may turn or maneuver unexpectedly, so increase following space, reduce speed, and watch the vehicle's signals and path.

Fluorescent yellow-green school crossing sign above a downward diagonal arrow plaque

A crosswalk or crossing area

What does a warning sign with a downward arrow below a school or pedestrian symbol indicate?

The manual explains that a downward arrow beneath a school or pedestrian sign identifies a crosswalk or crossing area. It does not establish a parking restriction, railroad track, or bus-only lane. Warning signs call for reduced speed because a hazard or crossing may be present. The arrow is the practical cue that the crossing is at or immediately below the sign location. Scan both sides of the road and be ready to yield to people crossing.

Green guide sign showing distances to Fairview and Franklin

Directional and mileage information to specific destinations

What information do Colorado guide signs provide?

Guide signs provide directional and mileage information to specific destinations. They help a driver follow a route, identify where a road leads, or estimate distance. Warning signs address hazards such as curves or merging traffic, regulatory signs state laws, and blue service signs point toward facilities. Use the guide sign to confirm route direction and destination information, while continuing to obey any separate speed, lane, or traffic control signs along the roadway.

Highway mile marker sign

They locate crashes, breakdowns, and emergencies

What are Texas mileposts for?

Small green markers solve big location problems. Texas says mileposts identify the locations of crashes, breakdowns, and other emergencies. Speed traps, car counts, and clocks are not their job. The cue is the little number plate: read it to dispatchers so help finds you on a long empty highway. Memorize the nearest milepost number whenever you stop on an interstate shoulder. It anchors every emergency call you might need to make.

Left-turn arrow crossed by red slash

The pictured left-turn movement is prohibited

A red slash over a left-turn arrow means what?

A red circle and diagonal slash identify the movement shown by the arrow as prohibited. With a left-turn arrow, the restriction applies to making that left turn at the posted location. It does not require left turns, automatically ban U-turns, or change a one-way roadway into a two-way street. The driver should follow the available route and wait for a legal turning point. The visual cue is the arrow itself, since the pictured direction tells you which movement the sign controls.

Multiple tracks sign below crossbuck

The number of tracks

What does the sign below a crossbuck show?

Multi-track crossings label themselves: a sign below the crossbuck shows the number of tracks where more than one exists. Speed, names, and gate weights appear nowhere on the assembly. The count matters because a passing train can hide a second train coming on the next track, which is why drivers must check every track before crossing. Crossbuck means yield to trains; the number plate tells how many yields to verify.

Narrow bridge warning sign

Slow down and use caution

A narrow-bridge sign appears in Texas. What should you do?

Narrow bridges squeeze two-way traffic onto short pavement. Texas says the bridge ahead is narrower than the road, so slow down and use caution. Speeding, bridge stops, and bridge passes all gamble in the squeeze. The cue is the narrowing rails: ease off, center your lane, and cross without contest. Oncoming wide loads may need the center, so be ready to yield extra room.

No trucks regulatory sign

No trucks may use or enter that roadway

What does a Texas no-trucks sign mean?

Some roads cannot bear truck weight or size. The Texas sign bars trucks from using or entering the posted roadway. Open entry, color rules, and speed-throughs all defy the ban. The cue is the truck-prohibition panel: find the truck route instead. Local delivery trucks should check alternate routes before starting their runs. Ignorance of the sign never excuses the violation.

Orange detour sign with arrow

Find a detour or other route

A Texas road-closed sign blocks your path. What should you do?

Closed means closed. Texas says that when the road ahead is not open to any traffic, look for a detour or other route. Speeding, barricade-running, and roadside waits all defy the closure. The cue is the ROAD CLOSED assembly: turn early onto the marked detour. Barricades may hide washed-out pavement or missing bridges just beyond them. Never move or drive around closure devices for any reason.

Orange diamond sign reading FLAGGER AHEAD

Obey the flagger and special work-zone signs

This sign appears before a work zone. What must you do?

Flaggers control live lanes where crews work steps from traffic, and their stop and slow paddles carry the force of traffic signals. Special work-zone signs may rewrite lane lines and speed limits daily. Disobeying a flagger endangers workers directly and draws doubled fines where workers are present. Doubled fines apply in work zones where workers are present on the road.

Orange diamond sign warning of road work ahead

Traffic safely through work areas

What do Colorado work zone signs help direct?

Work zone signs have an orange background with black letters or symbols. They work with other traffic control devices or flag persons to direct traffic safely through work areas and protect roadway workers. A recreational sign uses a different sign group, while service signs provide facility information rather than work-zone direction. The pedestrian choice is too broad because a work zone may involve different traffic patterns and controls. Slow down, stay alert for changing routes, and follow the signs, cones, and flaggers in the work area.

Rectangular sign reading NO PARKING

Never park or leave your vehicle there

This sign is posted at the curb. What does it require?

The NO PARKING face bans leaving the car at that curb around the clock unless the sign posts limited hours. Flashers, darkness, quick errands, and passenger loading create no exception. Find legal parking nearby: posted zones are enforced by citation and tow, especially near intersections, hydrants, and driveways. Posted zones near intersections and hydrants are enforced by tow as well.

Red circle with a diagonal slash over a bicycle

Bicycles are prohibited on this roadway

What does this sign with a red circle and slash over a bicycle mean?

Hawaii's manual pictures this NO BICYCLES sign among the exclusion signs, which contain a red circle on a white background or a red circle with a red diagonal. Exclusion signs restrict or prohibit vehicles, vehicle movements, or some other activity, so bicycles may not use the roadway this sign controls. It does not give bicycles the full lane or announce a bicycle lane, and it is not a crossing warning, because the manual says warning signs are usually diamond shaped with a yellow background. Read a red circle and slash as a prohibition, then identify what is crossed out.

Red octagon STOP sign

Make a complete stop before the intersection or at the stop line, then yield

At a STOP sign, which action is required before entering the intersection?

A STOP sign requires the vehicle to become fully stationary before the intersection or at the stop line. The driver must stop behind the crosswalk, check both directions for vehicles and pedestrians, and yield the right-of-way. Merely slowing is inadequate, even on an empty street. Stopping past the crosswalk can put the vehicle into the pedestrian path and reduce the view of traffic. Use the stop line as the first stopping point, then proceed only after the intersection is clear.

Red rectangular WRONG WAY sign

The driver has entered the prohibited direction of a roadway or ramp

If a WRONG WAY sign faces you, what does it indicate?

The Alaska manual describes the white on red WRONG WAY sign together with the DO NOT ENTER sign. The DO NOT ENTER sign faces traffic that would enter a roadway or ramp in the wrong direction, and a WRONG WAY sign may be placed further down that prohibited direction. Seeing it means the vehicle is already traveling the prohibited way. It does not announce a required turn, a lane closure, or a commercial vehicle restriction; those would be different messages.

Red-bordered inverted triangle YIELD sign

Slow down, check both directions, and yield to traffic and pedestrians

When approaching a YIELD sign, what must you be prepared to do?

A YIELD sign calls for a reduced approach speed and an active check to the left and right. Traffic and pedestrians have priority, so the driver gives them room to pass. A full stop is required when stopping is necessary to avoid someone on the protected street, but an empty approach does not automatically require a stop. Looking only left misses a possible road user from the other direction. Slow early enough that stopping remains available.

Right-turn arrow crossed by red slash

Turning right where the sign is posted

A red slash over a right-turn arrow prohibits which maneuver?

The right-turn arrow shows the movement covered by the prohibition, so the driver may not turn right where the sign applies. Straight travel, curbside parking, and yielding to a pedestrian are separate actions and are not identified by this arrow. Check the route before entering the junction and choose a permitted movement. A red slash is not a command to stop every kind of travel. Match the slash to the symbol beneath it, then obey that specific restriction while continuing to watch for people and traffic.

Road narrows warning sign

Slow down and proceed with caution

The pavement narrows ahead on a Texas road. What should you do?

Narrowing pavement squeezes every margin at once. Texas says the pavement narrows ahead means slow down and proceed with caution. Speeding through, mid-road stops, and blind steering all invite the squeeze. The cue is the funneling edge lines: ease off early, center in the remaining lane, and pass the pinch point under full control. Watch the mirrors too, since narrow points tempt risky passes from impatient followers.

Round yellow RXR sign

A railroad crossing ahead where the driver should prepare to stop

What danger does the round railroad warning sign identify?

The round railroad warning sign marks an upcoming crossing, giving the driver time to reduce speed and assess the tracks. It is not a roundabout sign, a bicycle warning, or a generic passing restriction. Approaching traffic may need to stop for a train even when the crossing equipment is not immediately visible. Treat the advance warning as an early planning cue: check the space beyond the rails, listen, and avoid entering unless the vehicle can fully clear the crossing.

SCHOOL SPEED LIMIT 15 WHEN FLASHING sign with a yellow-green SCHOOL header

15 mph

When school-zone signals are flashing in Pennsylvania, what speed must a driver not exceed?

A Pennsylvania school-zone signal is a flashing yellow signal on the school-zone speed-limit sign. During flashing periods, the driver must travel no faster than 15 mph, or follow the time period shown on the sign. Twenty-five and 35 mph are ordinary roadway figures that do not replace the school-zone limit, and 45 mph is plainly too high for the marked area. Watch the sign’s lights, reduce speed before the zone, and expect children near the roadway.

SCHOOL SPEED LIMIT 20 WHEN FLASHING sign with a yellow-green SCHOOL header

Reduce speed to the limit shown and watch carefully for children

When the yellow light flashes at an Oklahoma School Zone sign, what must a driver do?

A flashing yellow light at the School Zone sign activates the speed instruction shown for that zone. The driver must reduce speed to that displayed limit, watch carefully for children, and be ready to stop. Maintaining ordinary highway speed ignores the active restriction, while stopping in the lane for the whole interval is not the instruction. Accelerating to beat the signal creates the opposite of the cautious behavior required. The practical cue is the flashing yellow light beside the school-zone message.

Soft shoulder warning sign

Stay paved; soft dirt can seize control

What does a Texas soft-shoulder warning mean?

Soft shoulders grab tires and flip corrections. Texas warns of soft dirt beside the pavement that may seize control of the car, demanding extreme caution to stay on the paved portion. Shoulder passes, dirt rests, and edge speeding all invite the grab. The cue is the crumbling rim: keep every tire on asphalt, and if forced off, slow down and steer firmly.

Speeding fines doubled sign

Fines double for speeding there

What does a Speeding Fines Doubled sign warn?

Doubled-fine zones announce themselves: the Speeding Fines Doubled sign posts in active school and work zones, warning that speeding citations there carry twice the fine. Waivers, lifted limits, and warnings-only readings invert a sign that exists to protect children and workers with heavier punishment. The doubling pairs with possible civil penalties and course requirements. Slow early when the orange or fluorescent zone signs appear, because the doubled fine starts where the zone starts.

Square sign with red circle reading DO NOT ENTER

Continuing beyond the sign into the roadway or ramp it faces

What does a red and white DO NOT ENTER sign prohibit?

A DO NOT ENTER sign faces traffic that would enter a roadway or ramp in the wrong direction. The driver must not proceed beyond that sign. It is not a parking restriction, a turn instruction, or a time-of-day rule. A WRONG WAY sign may appear farther along the prohibited direction, but seeing that second sign does not make the first one optional. Treat the red and white face as an immediate instruction to keep out.

U-turn arrow crossed by a red circle and slash

A particular maneuver is prohibited

What do red circle and slash regulation signs tell a driver?

A red circle with a slash marks a regulation that prohibits a particular maneuver. The rule might forbid a turn in one direction or prohibit a U-turn. The passing choice confuses a restriction with permission to use a lane, while the railroad and slippery-road choices describe warning information shown by different signs. When this symbol appears, read the picture inside it and avoid the movement shown. The useful cue is the slash itself: it means do not perform the maneuver represented by the symbol.

White lane-use sign with a black left-turn arrow above the word ONLY

Where you can go or turn, often shown with an arrow

What kind of information does a lane-direction sign provide?

Lane use control signs tell drivers where they can go and where they can turn. The manual notes that these signs often use an arrow and may be placed beside the road or above the lane. The arrow therefore describes permitted movement from that lane, rather than naming a service or setting a passenger count. Painted arrows may reinforce the instruction, but the sign still needs to be read before the maneuver. Check the lane direction early so a last-second crossing is unnecessary.

White rectangular DO NOT PASS sign

Obey the sign and look for double solid lines

What does the white rectangular DO NOT PASS sign shown here require a Delaware driver to do?

The DO NOT PASS sign is a regulatory sign, so the driver must obey it and also look for the double solid lines on the highway that mark the same restriction. Passing because the vehicle ahead is slow defeats the rule, and using the shoulder is not a lawful substitute for a passing lane. A clear view of the road ahead does not cancel the sign. Keep your lane, hold a safe following distance, and wait until passing is clearly permitted again.

White rectangular LEFT LANE MUST TURN LEFT sign

A driver traveling in the left lane

A LEFT LANE MUST TURN LEFT sign is posted ahead. Which driver must follow it?

The instruction applies to traffic occupying the left lane, which must turn left at the upcoming intersection. It does not force the right lane to turn, and it has nothing to do with a U-turn or vehicles already inside the junction. Move into a permitted lane early if you need a different movement. Lane position is the key cue, not merely the presence of the sign overhead.

White rectangular NO TURN ON RED sign

It prohibits a right or left turn on red at that intersection

What does a NO TURN ON RED sign change at a signalized intersection?

This sign removes the usual red-light turning permission at the marked intersection. A driver must wait for a permissive signal before making the prohibited right or left turn. Clear pavement does not override the posted instruction, and the sign is not limited to U-turns. Look for it beside the signal or at the corner, then remain behind the stop line until the allowed movement appears.

White rectangular NO TURNS regulatory sign

Both right and left turns

At an intersection, which movement is prohibited by a NO TURNS sign?

The no-turns sign closes both turning choices at that intersection. It is broader than a sign that bans only a U-turn or only a left turn, and stopping first does not create an exception. Drivers should continue straight only if that movement is permitted, or choose another route. Read the words and symbol together before entering the intersection so a last-second turn is not attempted.

White rectangular RIGHT LANE MUST TURN RIGHT sign

Direction and information about where a driver can turn

What type of information does a lane control sign provide?

Lane control signs use directions and arrow symbols to show how a lane may be used, including where a turn is permitted. They can appear beside the roadway or above it, and a matching arrow may also be painted on the pavement. The fuel station choice describes a service sign, not lane use. Check the overhead or roadside arrow before selecting a lane so the vehicle is positioned for a legal movement.

White rectangular ROAD CLOSED sign

It states something drivers must or must not do

What general meaning should a driver recognize from a rectangular white regulatory sign?

Rectangular signs with white backgrounds are regulatory signs in Vermont. They tell drivers what they must or must not do, including speed limits, turning rules, passing laws, and other directions. A scenic attraction is informational, and a wildlife warning belongs to the warning category. A white rectangle is not automatically a temporary detour marker. When wording is difficult to read, the shape and color still provide a useful category cue, but the displayed instruction remains binding.

White SPEED LIMIT 50 sign

A legal instruction that must be understood and obeyed

What kind of instruction does a regulatory speed sign provide?

Regulatory signs communicate instructions backed by state statute, regulation, or local ordinance. A posted speed instruction therefore carries legal force rather than serving as an optional suggestion. Light traffic does not erase the limit, and the sign is not a truck detour or temporary work-zone message unless its separate wording says so. Violating a regulatory instruction can lead to a traffic citation. Treat the black or red wording on white as a rule that governs your driving.

White X-shaped RAILROAD CROSSING crossbuck

Be prepared to stop for trains

What should a driver do when approaching the railroad crossbuck shown here?

The railroad crossbuck and its warning message tell drivers to prepare for trains. A gate is not the only cue that requires caution, so waiting for a barrier would be too late. Trains cannot stop easily, nor within a short distance, so acceleration does not create a safe crossing. The manual also says never to shift gears on the crossing; with a manual transmission, shift down before the tracks. Slow, look, listen, and make sure the crossing can be cleared before entering it.

Yellow curved-arrow sign

A curve is ahead, so the driver should take it at the advisory speed

What does the curved-arrow warning indicate?

The curved-arrow warning identifies a bend ahead and gives the driver a cue to adjust speed before reaching it. The advisory speed is a planning reference for taking the curve, not a command to make a turn at a junction. The sign also does not announce a road closure or create a passing zone. Braking and steering should be settled before the bend whenever possible. Reduce speed early, then maintain a controlled path through the curve.

Yellow diamond DEER CROSSING warning sign with a leaping deer

Slow down and be prepared to stop if necessary

What do the yellow warning signs described in Iowa’s manual tell drivers to do?

Iowa describes warning signs as yellow with black lettering or symbols and says they warn drivers to slow down and be prepared to stop if necessary. Increasing speed removes the time needed to react. The shoulder is not a substitute lane, and a warning remains meaningful even when no officer is nearby. Read the words or symbol to identify the particular hazard, then reduce speed before reaching it. Curves, crossings, merging traffic, and slippery pavement all call for the same early habit: notice the warning and prepare before the conflict area.

Yellow diamond pedestrian crossing sign with a downward diagonal arrow plaque below it

Where the crossing is

On a pedestrian crossing warning sign, what does the arrow below the pedestrian symbol show?

For the pedestrian crossing warning sign, Wisconsin explains that the arrow in the rectangular sign below identifies where the crossing is. It is not a truck detour marker, a one-way roadway notice, or the start of a parking area. The pedestrian symbol warns about people crossing, and the arrow narrows your attention to the crossing location. When this sign appears, reduce speed, look to the marked crossing point, and be ready to yield to people entering it.

Yellow diamond right curve warning sign with a yellow 35 MPH plaque mounted below it

Treat it as a warning that conditions may make a higher speed unsafe

How should a Delaware driver use an advisory speed sign posted before a curve?

An advisory speed sign warns that conditions on a portion of highway may make it unsafe to drive faster. It is guidance for adjusting speed, not permission to add the advisory number to the legal limit. Ignoring the warning until an officer appears defeats its safety purpose, while stopping in a travel lane creates another hazard. The cue is the yellow advisory sign under a warning sign: read it as an early signal to slow for conditions.

Yellow diamond school-bus-stop-ahead warning sign

A stopped school bus may pick up or drop off passengers

What does a school-bus-stop-ahead warning tell a driver to expect?

The warning identifies an area where a stopped school bus may pick up or drop off passengers. Watch for children and prepare to stop rather than treating the sign as a routine intersection stop or a railroad signal. The advance notice gives you time to lower speed and cover the brake. If the bus displays its warning lights and stop arm, follow the school-bus stopping rules for the roadway and your direction of travel.

Yellow diamond sign showing a median island ending and the two opposing lanes coming together

Prepare to change lanes or shift your lane position

When a warning sign shows that a divided highway ends, you should:

The ending divided highway warning means the current roadway arrangement will change, so prepare for a lane shift and watch for traffic moving in the new pattern. It does not promise that a median will continue, and stopping in the lane would create a hazard unless another rule requires it. The shoulder is not a normal substitute travel lane. Slow enough to evaluate the merge, signal any lane change, and keep scanning for vehicles that may be entering your path as the division ends.

Yellow diamond sign showing an additional lane joining from the right

The roadway will gain an additional lane of traffic

What roadway change should you anticipate from this added-lane warning?

The Added Lane warning shows a roadway joining from the right and continuing as a separate lane. Unlike a Merge sign, the two upward arrows remain separate, so an immediate merging movement is not required. Continue in the appropriate lane and check traffic before changing lanes. The extra lane does not remove the need to watch vehicles beside you or to signal before moving across a lane line.

Yellow diamond sign with a black arrow that turns sharply left and then right

A sharp curve sequence requiring reduced speed and care

What should a driver expect from a yellow diamond sign showing that the road curves sharply left and then right?

The sign warns that the roadway curves sharply first to the left and then to the right. It is a warning, so the driver should reduce speed before entering the curve and be ready for changing alignment. It does not command a turn onto another street, mark the end of a no-passing zone, or identify railroad tracks. A yellow diamond communicates caution rather than a regulatory instruction. Scan beyond the first bend, keep the vehicle under control, and avoid entering at a speed that would require hard braking or sudden steering. The curve sequence is the key detail that distinguishes this warning from a single-turn sign.

Yellow diamond sign with three arrows circling counterclockwise

Reduce speed and yield to pedestrians and vehicles already in the circle

What does the roundabout warning sign tell a driver to do?

The roundabout warning combines two actions: reduce speed and yield to pedestrians and vehicles already circulating. Accelerating to enter first defeats the yielding requirement. The central island is not a stopping place, and traffic does not travel clockwise in Delaware roundabouts. Before entry, scan for people in the crosswalk and circulating traffic, then enter only when the gap is safe. Once inside, follow the circular roadway and prepare to yield again when exiting to pedestrians.

Yellow diamond warning sign showing a sharp right turn followed by a sharp left turn

Two turns in opposite directions, with the second possibly sharper

What road pattern does this warning symbol tell a driver to expect?

Missouri's reverse-turn warning identifies two turns that go in opposite directions. The second turn may be sharper than the first, so the driver should approach the sequence with controlled speed and attention to the roadway ahead. This is not a railroad, lane-ending, speed-limit, or bridge message. The practical cue is to expect a changing steering path rather than one isolated bend. Reduce speed before the first turn and be ready for the second one to demand more control.

Yellow diamond warning sign showing a truck on a steep downgrade

Before starting the downgrade

After this HILL warning sign the road drops down a steep grade. According to the Hawaii manual, when should you downshift for engine braking?

Hawaii's manual says downshifting is a proper way to get extra braking effect from the engine when going down a steep grade, and that the downshift should be made before starting the downgrade because it is more difficult to downshift at higher speeds. Waiting until halfway down or until the brakes feel weak means trying to shift when speed is already high, and shifting at the bottom gives no help on the slope. Treat the HILL sign as the cue to select the lower gear early, which also helps avoid prolonged brake use.

Yellow diamond warning sign with a right-angle arrow pointing left

A sharp turn ahead that requires careful speed control

This right-angle warning arrow tells a driver to expect what?

The right-angle arrow warns of a sharp turn ahead, where the roadway changes direction abruptly. It is not a command to make a U-turn, and it does not identify a pedestrian crossing or a railroad gate. Release speed before the turn, scan beyond the sign, and follow the curve without drifting across the lane line. The useful cue is the word sharp, which calls for earlier speed control than a gentle bend. Keep the vehicle balanced through the turn rather than braking suddenly within it.

Yellow diamond warning sign with the black word DIP

There is a dip in the road ahead

What does a Georgia warning sign showing a dip in the road tell the driver?

A warning sign showing a dip tells the driver that the road surface drops ahead and that caution is needed. The sign does not announce a permanent closure, mark the end of a railroad crossing, or impose an arbitrary ten-second stop. The practical response is to reduce speed, keep the vehicle under control, and watch for traffic or changing pavement beyond the dip. Warning signs are advance information, so the driver has time to adjust before reaching the condition shown.

Yellow merge arrow sign

Traffic may merge from the right, so the driver should be alert and adjust speed

What roadway change does a MERGE warning identify?

Alaska's sign chart captions the merge warning sign as be alert for traffic merging from the right. Like other warning signs, it alerts the driver to a potentially dangerous condition ahead, and the manual says most warning signs imply the driver should decrease speed. It does not reserve a lane for hazardous materials, require an exit, or make merging traffic wait indefinitely. Watch the joining lane and adjust speed so traffic can merge safely.

Yellow pennant NO PASSING ZONE sign

A section where passing is prohibited

What does an Alabama NO PASSING ZONE sign mark?

The NO PASSING ZONE sign marks the beginning of a section where passing is prohibited. The manual places it on the left side of a two-lane road, and it works alongside the solid yellow center stripes used where passing would be hazardous. The choice saying passing is required reverses the sign's purpose, while a slow-vehicle lane would describe a traffic-use instruction rather than a restriction on overtaking. It is not a detour marker either. Treat the sign as a cue to remain behind the vehicle ahead until the restriction ends and a pass can be completed safely.

Yellow plus-shaped crossroad sign

Slow down, watch for the warned condition, and be ready to stop

A yellow warning sign with a crossing symbol is approaching. What is the safest response?

The crossing symbol alerts the driver to a possible intersection or crossing hazard ahead. The appropriate response is to reduce speed, observe carefully, and remain prepared to stop if traffic or a person enters the path. Maintaining speed misunderstands the purpose of a warning sign, while stopping immediately in a clear lane can create a new hazard. Moving onto the shoulder is not a standard response and may place the vehicle where other road users do not expect it. Let the sign extend your observation time before the crossing point, especially where another road may bring traffic from either side.

Yellow right-angle arrow sign

A sharp turn or curve in the direction of the arrow

What roadway feature is warned by a sharp-turn arrow sign?

Alabama's warning signs with an arrow warn of a sharp turn or curve in the direction the arrow points. A right-angle arrow shows the road turns sharply rather than bending gradually. The sign does not describe an ordinary lane change, a one-way designation, or a pedestrian signal. Reduce speed before reaching the turn and keep the vehicle positioned for the path shown by the roadway rather than cutting across it. Where an advisory speed plate is posted with the arrow, it gives the top safe speed for making the turn.

Yellow sign showing a small STOP sign and arrow

Slow down and prepare to make a complete stop at the upcoming sign

What should a driver do after seeing this STOP AHEAD warning?

STOP AHEAD is an advance warning, giving the driver time to slow and prepare for the actual stop sign farther ahead. The complete stop belongs at the upcoming controlled location, not automatically beside the warning itself. The sign applies to your approach, so it is not limited to cross traffic, and an empty intersection does not cancel the stop requirement. Use the warning to manage speed early, then stop at the marked line or proper stopping point and check for traffic and pedestrians.

Yellow sign showing right lane narrowing

The roadway narrows ahead, requiring a safe move into the remaining lane

What does a lane-ending warning require a driver to anticipate?

A lane-ending warning shows that the roadway will narrow ahead, so the driver must plan a safe move into the lane that remains. Check mirrors and blind spots, signal, and change lanes gradually when a suitable gap is available. The sign does not add a lane, create a permanent passing lane, or require all traffic to stop. Identify the open lane early and avoid waiting until the stripe disappears. The warning gives time to make a controlled transition rather than forcing a sudden lateral move beside other vehicles.

Yellow sign with arrows splitting around a median

A multi-lane roadway is divided by a median

What roadway arrangement is shown by a divided-highway warning?

A divided roadway has multiple lanes separated by a divider, and the manual identifies yellow left-edge lines on divided or one-way roadways. The median separates opposing traffic, so it is not an invitation to cross over or make a U-turn wherever convenient. The one-lane choice describes a merge rather than a divided design, and shared opposing traffic would describe an undivided road. As the warning approaches, stay on the vehicle’s side of the divider and follow the lane markings through the separated roadway.

Yellow sign with skidding car

A slippery roadway after rain, frost, or similar conditions

What condition does the skidding-car warning identify?

The skidding-car symbol warns that the roadway can become slippery after rain, frost, or related weather. Reduce speed and use smooth steering, braking, and acceleration because available traction may be lower than the pavement appearance suggests. It does not identify a racing area, automatically require chains on gravel, or indicate a closed bridge. Fresh precipitation can make the surface especially deceptive. Increase following space and avoid sudden control inputs near the warning.

Yellow sign with traffic signal symbol

A traffic signal is ahead, so the driver should prepare to obey it

What condition is indicated by a traffic signal symbol on a yellow warning sign?

The traffic signal symbol gives advance notice of a signal ahead. The driver should look forward, adjust speed as needed, and be ready to obey the indication when reaching the intersection. It does not say that the signal is broken, that police will stop every vehicle, or that streetlights are under repair. Warning signs are meant to identify conditions before the driver arrives at them. The practical cue is to begin scanning for the signal early, especially when a curve, hill, or other obstruction could shorten the available stopping distance.

Yellow sign with two opposing arrows

Keep right of approaching traffic on the two-way road

What does the two-way road warning tell a driver to do?

The two-way warning marks a roadway where traffic approaches from opposite directions. Keeping right leaves space for oncoming vehicles and follows the manual’s instruction for this condition. Using both lanes in either direction would invite a head-on conflict. Staying left because opposing traffic is elsewhere reverses the needed position, while assuming one-way travel ignores the warning. Look for the centerline and maintain a lane that clearly separates your vehicle from approaching traffic.

Yellow sign with walking person

Use caution, slow down, and watch both sides for pedestrians

What is the driver expected to do near a pedestrian crossing warning sign?

The warning identifies a place where people on foot often cross, and the crossing may be between intersections. Drivers should approach more slowly and carefully while watching both sides of the street. The sign alone does not require an unnecessary stop in an empty roadway, but a pedestrian in the crosswalk must be yielded to. Keep sight lines open and cover the brake near the crossing.

Yellow winding-arrow sign

Observe extra caution and usually reduce speed

What should you generally do when you see an Alaska warning sign?

Warning signs identify actual or potentially dangerous conditions ahead, so the useful response is to become more alert and adjust speed to the situation. The choice about treating the sign as a destination marker confuses warning signs with guide signs, which provide route and place information. A yellow diamond may appear before a curve, crossing, or other hazard, and the symbol tells you what to expect. Use the sign as an early cue: scan farther ahead, ease off the accelerator when appropriate, and be ready for a sudden change in traffic or road design.

Yellow-green pentagon with two walking figures

A school area or school crosswalk requiring reduced speed

What does the five-sided school sign warn drivers to expect?

The five-sided school sign identifies a school area or school crosswalk. The manual associates that setting with reduced speed and tells drivers to prepare to stop for pedestrians. It does not mark a hospital, describe the number of highway lanes, or exclude pedestrians. Children may enter the roadway unexpectedly, so scan beyond the sign and cover the brake. A driver who waits until the crosswalk is occupied may not leave enough room to stop smoothly.

Yield ahead warning sign

Slow down and prepare to stop or adjust to traffic

What should you do at a Yield Ahead sign?

Yield Ahead gives advance notice to shed speed smoothly: slow down and be prepared to stop, or adjust speed to blend with traffic at the coming yield. Speeding up, panic stops mid-road, and ignoring the warning each waste the preparation distance the sign provides. The yield itself then works normally: give crossing traffic the right-of-way, stopping only when the way is not clear. Advance-warning signs exist to prevent the surprise stops that cause rear-end crashes.