I-45 (the Gulf Freeway and I-45 North) is one of the busiest corridors in Texas. It carries commuters, tourists, and a heavy mix of commercial traffic through Houston and Harris County—often at highway speeds, with tight merges, complex interchanges, and frequent construction zones. Those conditions don’t cause every wreck, but they do help explain why serious injuries and fatalities are a recurring reality on and around I-45.

If you were hurt in a crash on I-45 in Harris County, your case often turns on fast evidence preservation, sorting out multiple responsible parties, and avoiding the “shared fault” traps insurance companies love to use in high-speed, multi-vehicle collisions.


Quick Answer

Is I-45 “one of the most dangerous roads in America”?

You’ll see I-45 show up on various “dangerous road” lists, but the exact ranking depends on the source and methodology. What is clear is that Harris County records a high number of fatal crashes and fatalities, including on urban interstates—the category I-45 falls under for much of Houston.  

If you were hurt on I-45 in Harris County, the most important things to do are:


What the numbers show in Harris County

TxDOT publishes statewide crash summaries, including a breakdown of fatal crashes and fatalities by county and road type. For urban Harris County in 2024, TxDOT reported:  

Road type (Urban Harris County, 2024)Fatal crashesFatalities
Interstate107115
U.S. & State Highways3135
Farm-to-Market55
County Road22
City Street194204
Tollway1515
Total (all urban road types)354376

A few practical takeaways:


Why I-45 crashes tend to be so severe

Even when the cause is “just” negligence (speeding, distraction, following too closely), I-45’s environment can amplify the damage:

Speed + stop-and-go = high-energy impacts

On I-45, traffic can shift from free-flowing speed to sudden braking. Rear-end collisions at highway speed often create:

Weaving and complex merges create “shared fault” disputes

Insurance companies frequently argue:

This matters because Texas fault rules can reduce (or bar) recovery depending on the percentage assigned to you.  

Commercial vehicle presence increases stakes (and defense pressure)

Where commercial trucks are involved, the case can expand quickly:

If the crash involved:

you may be looking at additional responsible parties (contractors, subcontractors, or, in limited circumstances, a governmental unit). Those cases have extra procedural hurdles and time-sensitive notice requirements.  


1) Texas proportionate responsibility: the “51% bar”

Texas law generally allows your compensation to be reduced by your percentage of responsibility—and it can bar recovery if you’re more than 50% responsible.  

How insurers use this on I-45:

What helps counter it:

2) Multi-vehicle wrecks: more parties, more finger-pointing

Pileups and chain-reaction crashes often involve:

That means more insurers, more adjusters, and more attempts to shift blame.

3) Government involvement can trigger special notice rules

If your crash involved a government vehicle or a defect tied to a governmental unit’s operations (in the narrow circumstances allowed by Texas law), Texas Tort Claims Act notice rules may apply—including a general six-month notice requirement, and city charter deadlines can be shorter.  

4) Evidence disappears faster than most people realize

Common time-sensitive items include:

If you suspect a serious injury case, treat evidence like it has an expiration date—because it often does.


Common I-45 crash scenarios and what usually matters most

ScenarioCommon liability issueEvidence that often mattersTypical insurer defense
Stop-and-go rear-end crashFollowing too closely / inattentionPhotos of spacing, witness accounts, vehicle damage pattern“You stopped suddenly”
Multi-car chain reactionApportioning fault among driversIndependent witnesses, dashcam, scene diagram, EDR data“Everyone shares fault”
Unsafe lane change / sideswipeWho had the lane / who initiated contactVideo, point-of-impact photos, scrape direction, witness statements“You merged into them”
Commercial truck involvementDriver negligence vs. company practicesDriver logs, dispatch, maintenance records, dashcam, telematics“Passenger vehicle cut in”
Work-zone collisionSignage, lane shift design, hazard controlWork-zone photos, contractor identity, TxDOT/contract plans (if relevant)“Driver error, not the zone”
Wrong-way or impaired driver crashNegligence and potential dram shop issues (case-specific)Police report, toxicology info (where available), witness accounts“Unavoidable accident”

What to do after an I-45 crash in Harris County

A checklist that helps both your health and your claim


How the claim process typically works (and how long it can take)

Every case is different, but most follow a pattern:

Days 1–14: stabilize and preserve

Weeks 2–8: liability and coverage investigation

Months 2–6+: treatment, demand, and negotiation

If it won’t resolve: litigation and discovery

Important timing note: Most Texas personal injury and wrongful death claims have a two-year limitations period(with exceptions and special rules in certain cases).  

And if a governmental unit is involved, notice deadlines can be much shorter.  


How insurance companies value (and attack) I-45 injury claims

Adjusters usually focus on two buckets:

Liability (fault)

Damages (harm)

Common mistakes that reduce value


Attorney Insight: the fastest way I-45 cases get undermined

In many I-45 cases, the real fight is not whether you were hurt—it’s whether the insurer can assign you enough blame to reduce the claim under Texas proportionate responsibility rules.  

That’s why early evidence matters so much in highway crashes: once vehicles are repaired, footage is overwritten, and witnesses disappear, the insurer’s narrative can harden into “shared fault.”


FAQs

Can I recover if I was partly at fault on I-45?

Often, yes. Texas generally reduces damages by your percentage of responsibility—but if you’re found more than 50% responsible, you may be barred from recovering.  

How long do I have to file a lawsuit in Texas?

In many cases, the deadline is two years from when the claim accrues (with exceptions).  

What if the crash involved a work zone or a government vehicle?

There may be special requirements, including notice deadlines under the Texas Tort Claims Act and potentially shorter city deadlines. These cases should be evaluated quickly.  

Do I need a lawyer who is physically located in Houston?

Not necessarily. Many Texas injury cases can be managed remotely, and the right plan depends on the facts, the parties involved, and whether litigation becomes necessary.

What should I bring to a consultation about an I-45 crash?

If you have them:


Ryan Orsatti Law

4634 De Zavala Rd, San Antonio, TX 78249

Phone: 210-525-1200

“This blog is for informational purposes only, not legal advice. Reading it does not create an attorney-client relationship. Past results do not guarantee future results.”