I-5 and I-205 see some of the most dangerous driving conditions in the Pacific Northwest. One sudden stop can trigger a chain-reaction crash involving several vehicles. In the moments after impact, it is difficult to know what caused the crash or who is responsible. Understanding how fault is determined can help you pursue compensation for your losses.
How is fault assigned in multi-car crashes?
Washington’s comparative fault rule assigns each driver a percentage of fault based on their specific contribution to the collision. A driver carrying 30% fault can still recover compensation, though the total recovery decreases by that same percentage. In a pileup, courts can distribute fault among multiple drivers simultaneously. The state where the crash occurred governs the applicable law, not the state where the drivers reside.
How do insurance companies shift blame?
Insurance adjusters begin working immediately after a crash to minimize their company’s financial exposure. Each insurer represents only their own client. They may argue that a driver followed too closely or traveled at an unsafe speed for road conditions. While multiple insurers dispute competing versions of events, the process can significantly delay or reduce valid claims from injured drivers.
What evidence can help protect your claim?
Three types of evidence matter most in multi-car crash cases:
- Dashcam footage shows what happened in real time
- Third-party witness statements provide unbiased accounts
- Vehicle black box data records speed, braking force and steering inputs
Securing this evidence early makes it considerably harder for insurers to construct a version of events that shifts fault unfairly.
Why do cross-border crashes complicate claims?
I-5 and I-205 both cross the Washington-Oregon border, and crashes near the Glenn L. Jackson Bridge often involve drivers from both states. Oregon bars recovery when a driver holds more than 50% of the total fault. Washington does not impose this restriction. The state whose law governs the claim can significantly affect the final outcome.
How long can you file a claim?
Filing deadlines differ considerably on each side of the border. Washington allows three years from the crash date to file a personal injury claim, while Oregon allows only two years. Courts apply the deadline of the state where the crash occurred. Filing in Washington does not exempt a claimant from Oregon’s two-year deadline for a crash that took place on Oregon soil.
Protecting your rights after a highway pileup
Multi-car crashes on I-5 and I-205 rarely have a simple cause. Road conditions, driver behavior and vehicle data all contribute to the full story. Insurance companies rely on incomplete evidence to close claims quickly. Preserving evidence ensures the complete picture of the crash stays on the record.

