Temporary Traffic Control Signs
Background color: orange
Location: in advance of flagger stations
The 'California Flagger Symbol' sign alerts drivers that a flagger is ahead to manage traffic flow, typically in construction or maintenance zones.
When approaching this sign, slow down and be prepared to stop. Watch for flagger instructions and follow them carefully to ensure safe navigation through the work zone.
Temporary Traffic Control Signs
Background color: black
Location: used to mark detour routes
The 'Detour Arrow' sign is used to indicate the direction of a detour route when a section of the regular route is closed. It is commonly placed just below road closure signs to provide clear guidance on where to divert traffic.
Always follow the direction indicated by the arrow to stay on the detour route. Ensure you remain attentive for additional detour signs along the way.
Temporary Traffic Control Signs
Background color: pink
Location: upstream of traffic queues due to incidents
The 'Emergency Scene Ahead' sign warns motorists about an upcoming emergency scene. It helps alert drivers to slow down, stay alert, and prepare to follow directions from emergency personnel. This sign is typically used at incident management sites to ensure safe traffic movement around the scene.
Reduce speed immediately and stay alert for emergency personnel. Follow any instructions and avoid distractions to ensure safety near the emergency area.
Temporary Traffic Control Signs
Background color: orange
Location: within closed lanes on highways
The 'Lane Closed' sign is used to indicate that a lane is closed on a multilane highway. This sign provides follow-up information to advance warning signs and can be repeated at intervals throughout long closures as a reminder to motorists. It ensures smooth traffic flow by directing vehicles away from closed lanes.
Stay in the open lane and avoid entering the closed lane. Watch for additional signs and signals guiding you through the closure zone. Pay attention to detour signs if the ramp is closed.
Temporary Traffic Control Signs
Background color: orange
Location: areas with loose gravel or chip seal work
The 'Loose Gravel' sign warns motorists about loose gravel on the road, typically found in areas with chip sealing or resurfacing work. This sign advises drivers to proceed carefully to prevent skidding, flying debris, and other hazards. Motorcyclists should exercise additional caution.
Reduce your speed and increase following distance to avoid debris. Motorcyclists should proceed carefully to avoid loss of control.
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Temporary Traffic Control Signs
Background color: orange
Location: areas without available shoulder space
The 'No Shoulder' sign informs drivers that there is no earth, gravel, or paved shoulder available to pull off the roadway. This sign is commonly used to alert motorists of sections where stopping or pulling off is unsafe due to the lack of shoulder space. It is also placed near trenches to improve visibility and safety.
Avoid stopping along sections marked with this sign. If you encounter issues with your vehicle, look for a designated pull-off area ahead to stop safely.
Temporary Traffic Control Signs
Background color: orange
Location: approaching single-lane sections
The 'One Lane Road Ahead' sign informs drivers that they are approaching a section where traffic in both directions must share a single lane. This sign is typically used near construction zones or areas with temporary lane closures. It alerts drivers to be cautious and prepared to yield to oncoming traffic as needed.
Slow down and be prepared to stop if necessary. Follow the instructions of flaggers or traffic signals to safely pass through the single-lane section.
Temporary Traffic Control Signs
Background color: orange
Location: entrance or exit ramps of freeways and expressways
The 'Ramp Closed' sign informs drivers that an entrance or exit ramp of a freeway or expressway is temporarily closed for more than one day. This sign ensures that drivers are aware of the closure period, which is indicated with specific dates and times.
Pay attention to the dates and times displayed on the sign. Use alternative exits or entrances as instructed. Stay alert for detour signs guiding you through available routes.
Temporary Traffic Control Signs
Background color: orange
Location: approaching road closure zones
The 'Road Closed Ahead' sign warns drivers that the road ahead is closed, typically due to construction, maintenance, or an emergency. This sign is used to redirect traffic and inform drivers to take alternative routes. It helps avoid confusion and ensures smoother traffic management.
Plan ahead and look for detour signs to find an alternative route. Do not ignore this sign, as continuing may lead to blocked roads or unsafe conditions.
Temporary Traffic Control Signs
Background color: orange
Location: approaching road work zones
The 'Road Work Ahead' sign warns drivers that they are approaching a road work zone. It is used to inform motorists of upcoming construction, maintenance, or other work on the roadway that may cause delays or require caution. This sign helps ensure the safety of both workers and drivers by preparing them for changing road conditions.
Slow down and be prepared to adjust your speed as you approach the work zone. Follow all posted signs and instructions to ensure safety and avoid fines.
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Temporary Traffic Control Signs
Background color: orange
Location: ahead of TTC zones longer than 2 miles
The 'Road Work Next XX Miles' sign informs drivers about the presence of road work for the next specified distance. This helps motorists prepare for possible delays and ensures safe driving through long work zones.
Stay alert and reduce speed as you approach the work zone. Maintain a safe following distance and follow all posted signs throughout the entire length of the construction zone.
Temporary Traffic Control Signs
Background color: orange
Location: approaching sections with shoulder work
The 'Shoulder Work Ahead' sign alerts drivers to upcoming maintenance or utility work along the roadway shoulder. Although the work may take place on the shoulder, the main travel lanes remain unobstructed. This sign ensures drivers are prepared for any potential equipment or workers near the edge of the roadway.
Stay alert and reduce speed near shoulder work zones. Watch for workers and equipment along the road’s edge, and avoid unnecessary lane changes near the area.
Temporary Traffic Control Signs
Background color: orange
Location: on equipment or vehicles traveling slowly on the roadway
The 'Slow Moving Vehicle' sign warns drivers of equipment or vehicles traveling significantly below the speed of normal traffic. This sign is used to alert motorists and prevent accidents by ensuring they are prepared to adjust their speed.
If you see this sign, reduce your speed and be prepared to overtake the slow-moving vehicle only when it is safe to do so. Stay alert and follow any additional signals or instructions.
Temporary Traffic Control Signs
Background color: orange
Location: on freeways near closed ramps or exits
The 'Use Next Exit' sign advises drivers to take the next available exit when a ramp or current exit is closed. It helps guide motorists towards alternate routes, reducing confusion and ensuring smooth traffic flow.
Stay alert and look for this sign if your intended exit is closed. Use the next available exit and follow any additional signs to reach your destination safely.
Temporary Traffic Control Signs
Background color: orange
Location: areas with workers on or near the roadway
The 'Workers' sign alerts drivers to the presence of workers in or near the roadway. It is used to notify motorists to slow down and be cautious to protect both workers and road users. In the absence of other warning signs, this sign ensures safety by signaling that maintenance or other tasks are in progress on the road.
Always reduce speed when you see this sign and remain attentive. Be prepared for sudden stops or changes in traffic patterns near work zones.
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