Busy intersections across Seattle are some of the most dangerous places for drivers. When a left-turn crash occurs, questions of liability quickly arise. Was the left-turning driver responsible? Did the oncoming traffic run a yellow light? Or did a negligent driver fail to follow traffic laws?
Under Washington law, determining who is the at-fault driver in a car accident involving a left turn is not always straightforward. Victims often face serious injuries, mounting medical bills, and the stress of dealing with an insurance company that may try to deny or reduce claims.
Why Left-Turn and Intersection Accidents Are So Dangerous
An intersection accident typically involves multiple vehicles, drivers continuing straight, and sudden decisions based on traffic signals. A left-turning vehicle crossing an oncoming car often leads to t-bone collisions, rear-end collisions, and sometimes even spinal cord injuries or head trauma.
Because left-turn accidents happen at busy intersections, the drivers involved often dispute what happened. Did the driver making the turn misjudge the oncoming vehicle’s speed? Or did the other driver ignore the traffic light? These questions complicate every car accident case.

Determining Fault in Left-Turn Accidents
In most cases, Washington state law presumes that the left-turning driver must yield to oncoming traffic unless a green arrow or specific traffic signal grants the right-of-way. However, fault is not automatic. Comparative negligence rules mean multiple parties can share responsibility.
For example:
- If the driver continuing straight was speeding or ran a red light, the fault may shift.
- Poor conditions, such as poor maintenance or uneven pavement, may play a role.
- A distracted driver or one violating traffic laws may also be held legally responsible.
The Role of Evidence in Intersection Accidents
Proving fault in a left-turn collision requires strong evidence. This may include:
- A police report documenting the traffic accident.
- Witness statements from pedestrians or other drivers involved.
- Accident reports and photos of the accident scene.
- Medical records linking serious injuries to the crash.
This evidence helps personal injury lawyers establish liability and demand fair compensation for medical expenses, lost wages, and long-term recovery.
Legal Options for Victims
If you’ve suffered injuries in a left-turn crash or intersection accident, you may have the right to file a personal injury claim or even a personal injury lawsuit under Washington’s comparative negligence laws. Compensation may cover:
- Medical bills and future medical expenses
- Lost income and reduced earning capacity
- Pain, suffering, and emotional distress
- Costs of rehabilitation, including physical therapy
Because insurance adjusters often dispute these cases, working with an experienced Seattle car accident attorney is crucial to secure a fair settlement.

FAQ
Who is usually at fault in a left-turn accident?
Generally, the left-turning driver must yield to oncoming traffic, but fault can shift if the other driver was speeding, distracted, or ran a red light.
What if both drivers share blame?
Under Washington’s comparative fault laws, both drivers may be assigned a percentage of fault, which impacts the fair compensation awarded.
Can I file a personal injury lawsuit after a left-turn crash?
Yes, if your insurance claim is denied or undervalued, your attorney can file a personal injury lawsuit to recover damages.
How do I prove the other driver was at fault?
Evidence such as police reports, witness statements, and traffic camera footage can help prove liability.
Do I need a lawyer for a minor left-turn accident?
Even in a minor accident, an experienced personal injury attorney can help protect your rights and negotiate with the insurance company for a fair settlement.
Conclusion
Left-turn and intersection crashes in Seattle are complex cases where fault isn’t always clear. Victims may face significant medical and financial burdens while insurance companies work to limit payouts.
At Pacific West Injury Law, our car accident lawyers understand how to investigate left turn collisions, gather critical evidence, and apply Washington’s comparative negligence laws to demand full and fair compensation.
If you’ve been injured in a left-turn or intersection crash, call Pacific West Injury Law today for a free consultation. Our attorneys will fight to protect your rights and help you pursue the recovery you deserve.