A lane change accident in Nevada can leave both drivers convinced the other vehicle moved into their lane.
Nevada law requires drivers on multilane roads to remain within a single lane as nearly as practicable and not move from that lane until they have signaled appropriately and determined that the movement can be made safely. But after a sideswipe or merging collision, proving exactly which vehicle moved, and when, can become the difficult part.
Vehicle damage, dashcam footage, witnesses and roadway evidence can all help establish what happened.
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Who Is at Fault in a Lane Change Accident in Nevada?
Fault depends on how the vehicles were moving immediately before the collision.
Under NRS 484B.223, a vehicle traveling on a highway with two or more clearly marked lanes in the same direction must be driven as nearly as practicable within a single lane. A driver may not move from that lane until the appropriate turn signal has been given and the driver has determined that the movement can be made safely.
That makes two questions particularly important after a lane-change crash:
- Which vehicle moved from its lane?
- Was the movement signaled and reasonably safe under the circumstances?
The answers should come from the evidence rather than simply from which driver says the other vehicle “came over.”
Does the Driver Changing Lanes Have to Yield?
A driver cannot simply move into another lane because the turn signal is activated.
Nevada’s lane-use statute requires the driver to ascertain that the movement can be made safely before leaving the existing lane.
NRS 484B.413 separately provides that a driver may not turn a vehicle from a direct course on a highway unless the movement can be made with reasonable safety and the appropriate signal is given when another vehicle may be affected.
Together, those rules make safe movement, not merely signaling, central to a lane-change investigation.
Does Using a Turn Signal Give You the Right of Way?
No.
A turn signal communicates an intended movement. It does not automatically give the signaling driver the right to occupy another lane.
Nevada law requires both an appropriate signal and a determination that the lane movement can be made safely.
A driver who signals and immediately moves into an occupied lane may therefore still have created an unsafe situation.
At the same time, the conduct of the other driver may also matter. Liability should be based on the complete circumstances rather than a rule that automatically assigns fault based on who was changing lanes.
How Long Do You Have to Signal Before Changing Lanes in Nevada?
Nevada law establishes specific signaling distances when a driver turns or otherwise moves a vehicle from a direct course.
Under NRS 484B.413, the signal must generally be given continuously for at least the last 100 feet traveled in a business or residential district and at least the last 300 feet traveled in other areas before changing course.
The statute applies regardless of the weather.
Whether a particular driver actually signaled can sometimes become difficult to prove after a collision, which is why independent evidence can be especially useful.
Who Is at Fault in a Sideswipe Accident?
Vehicle damage alone may not answer the question.
A sideswipe can occur because one vehicle leaves its lane, because two vehicles attempt to enter the same lane at nearly the same time, or because one driver loses lane position.
Investigators may look at:
- the location and direction of damage on each vehicle;
- lane markings;
- vehicle positions after the collision;
- dashcam footage;
- nearby surveillance video;
- witness accounts;
- statements from the drivers; and
- roadway conditions.
Scraping damage extending along the side of a vehicle can help establish the nature of the contact, but it should not automatically be treated as proof of which driver crossed the lane line.
What If Two Drivers Try to Enter the Same Lane?
That can create a genuine shared-fault dispute.
For example, vehicles traveling in the left and right lanes of a three-lane roadway might both attempt to move into the center lane.
In that situation, evidence about timing, signaling, visibility and the vehicles’ positions may become particularly important.
Nevada’s comparative-negligence law can also matter when evidence supports negligence by more than one driver.
Under NRS 41.141, a claimant’s comparative negligence does not bar recovery when it is not greater than the negligence of the party or combined parties from whom recovery is sought. When recovery is permitted, it is reduced according to the claimant’s percentage of negligence.
Shared fault should not be assumed simply because both vehicles were moving, however. The evidence still needs to support each driver’s alleged contribution to the collision.
What About a Crash While Merging Onto a Freeway?
Merging crashes require careful attention to the roadway configuration and movements of the vehicles.
A driver entering another lane must still determine that the movement can be completed safely.
But freeway traffic can introduce additional issues, including accelerating vehicles, congestion, vehicles changing lanes near an entrance and more than one vehicle attempting to occupy the same space.
Las Vegas freeways such as I-15, I-215 and US-95 can also involve dense traffic and complex interchanges where several lane movements occur within a short distance.
Do not assume that the merging vehicle is automatically responsible for every collision. The actual movements of both vehicles should be investigated.
What If the Other Driver Says You Changed Lanes?
Conflicting driver accounts are common after sideswipe collisions.
Hale’s guide to what happens when the other driver says you were at fault explains why independent evidence becomes especially important when the drivers tell different stories.
Look for evidence that does not depend entirely on either driver’s memory.
Dashcam footage can be particularly valuable in a lane-change crash because it may show the vehicles’ positions before contact.
Nearby businesses, casinos or roadway systems may also have cameras, although the existence and retention of useful footage should never be assumed.
If significant injuries are involved, an experienced personal injury attorney can investigate potential evidence and take appropriate steps to seek its preservation.
What Should You Do After a Lane-Change Accident?
Address immediate safety and medical needs first.
If you can safely do so, document the vehicles and roadway before important evidence changes.
Photograph:
- damage to both vehicles;
- the full roadway and lane configuration;
- lane markings;
- vehicle positions;
- nearby signs;
- debris or other physical evidence; and
- surrounding businesses or structures that may have cameras.
Get witness information when possible.
Hale’s guide to what to do after a car accident in Las Vegas covers the broader steps that may be important after a Nevada collision.
What If the Insurance Company Says You Were Partly at Fault?
Ask what evidence supports that conclusion.
An insurer may argue that both drivers contributed to a lane-change collision, but its initial liability determination does not replace an evaluation of the actual evidence and Nevada law.
This can become particularly important when a percentage of fault could materially affect compensation for significant injuries.
Before accepting a disputed liability decision or signing a settlement or release, an experienced Nevada personal injury attorney can review the crash evidence and the insurer’s reasoning.
Why Can a Lane Change Accident in Nevada Become Complicated?
Because these collisions often happen in seconds and may leave little obvious evidence showing which vehicle moved first.
A lane change accident in Nevada may involve disputed vehicle positions, sideswipe damage, simultaneous lane changes, merging traffic or allegations that both drivers contributed.
Nevada law requires drivers to signal appropriately and determine that a lane movement can be made safely. Applying those rules to a particular collision requires understanding what the vehicles actually did.
If you were injured in a lane-change or sideswipe collision in Las Vegas, Henderson or elsewhere in Southern Nevada, Hale Injury Law can review the circumstances and help you understand your options.
Every accident is different. This information is for general educational purposes and is not legal advice. Past results do not guarantee a similar outcome.
Frequently Asked Questions
Is the driver changing lanes always at fault in Nevada?
No automatic rule should be assumed. Nevada requires a driver changing lanes to signal appropriately and determine that the movement can be made safely, but liability depends on the evidence surrounding the collision.
Does a turn signal give a driver the right of way?
No. Signaling communicates the driver’s intended movement. Nevada law separately requires the driver to determine that the movement can be made safely.
Can both drivers be at fault for a sideswipe?
Potentially. If evidence shows negligence by both drivers, Nevada’s comparative-negligence law may become relevant.
What evidence is useful after a disputed lane-change crash?
Dashcam or surveillance footage, witnesses, photographs, vehicle damage, lane markings and other roadway evidence may help establish which vehicle moved and how the collision occurred.
