Can I make a U-turn in the left-turn lane when there is a dedicated U-turn lane?

3 Answers
OIker
07/24/25 5:53pm
At locations with both a U-turn lane and a left-turn lane, you must make the U-turn in the designated U-turn lane. Otherwise, it will be considered as not driving in the correct lane. Precautions for vehicle U-turns: Intersections with U-turn signals: If there is a dedicated U-turn signal or ground marking, always follow the instructions of the signal and ground markings. These are generally located in the leftmost lane, although some may be marked on the right. Intersections without U-turn signals but with left-turn signals: As long as there is no "No U-turn" sign or a separate U-turn signal, vehicles can make a U-turn at any time, provided it does not interfere with normal traffic and is done safely. Typically, the central divider on regular roads changes from a solid line to a dashed line near intersections, allowing vehicles to make U-turns in this area. "No Left Turn" implies "No U-turn": If there is a "No Left Turn" sign at an intersection, even if there is no "No U-turn" sign, U-turns are also prohibited at that intersection. The "No Left Turn" sign carries the dual effect of prohibiting both left turns and U-turns. If the leftmost lane at an intersection is a straight-through lane and the road markings do not include a "straight-through with directional arrow," drivers are not allowed to make a U-turn. Violations will result in penalties.
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MacCarmen
08/10/25 8:19am
This is a question I often get asked. After driving for so many years, my experience tells me: if there's a dedicated U-turn lane, never make a U-turn from the left-turn lane. Traffic rules are actually very clear—dedicated lanes are designed to separate U-turning vehicles from left-turning traffic to avoid intersection conflicts. Last time in the city, I witnessed a car suddenly making a U-turn from the left-turn lane and almost hitting a straight-going electric scooter. Getting caught by traffic cameras for such violations means at least a 200-yuan fine and 3 penalty points, not to mention bearing full responsibility in case of a collision. I suggest everyone pay attention to road arrows and signs about 50 meters before the intersection and make lane changes decisively. If you're really unsure, it's better to drive a few hundred meters more to find a safe spot for a U-turn than to risk breaking the rules.
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VonCameron
09/26/25 2:38am
From a traffic safety perspective, I believe we should adhere to the original design intent of dedicated turn lanes. U-turn vehicles require longer turning radii and waiting times, and mixing them with left-turn lanes creates congestion points. I've observed that during morning rush hours, dedicated lanes can improve intersection throughput by 30%. Last month, a friend of mine got rear-ended when he tried making a U-turn from a left-turn lane to save time, and the traffic police held him primarily responsible. My suggestion is to develop the habit: when you see a blue-background white U-turn sign, use the dedicated lane without hesitation - especially when there are U-shaped arrow markings on the road surface. If you miss the entrance, don't brake suddenly or change lanes abruptly; prioritize safety by continuing straight and finding the next opportunity.
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