Austin, TX, August 16, 2025
News Summary
A major collision involving a commercial vehicle resulted in the closure of all southbound lanes on I-35 lower deck in Austin. This serious incident occurred near 38 1/2 Street, causing significant delays and traffic redirection to the upper deck. Authorities are investigating the collision, which has led to serious injuries, although further details remain undisclosed. Motorists are advised to seek alternate routes as recovery efforts and investigation continue.
Serious Injury Collision Closes I-35 Lower Deck in Austin
A significant collision involving a commercial vehicle occurred early Saturday morning in Austin, resulting in the closure of all southbound lanes on the I-35 lower deck. This incident transpired in the 3400 block, near 38 1/2 Street.
The Austin Police Department reported the incident just before 1 a.m. Traffic was redirected to the upper deck at Airport Boulevard as authorities worked to manage the situation. Motorists were advised to seek alternate routes as a precaution.
This collision has been characterized by the Austin Police Department as a serious injury collision. However, further details regarding the nature of the injuries or the identity of those involved have not been disclosed. The Texas Department of Transportation confirmed the involvement of a commercial vehicle.
Traffic Impact and Advice for Motorists
Consequently, the closure affected morning commuters and generated significant delays. Authorities have urged drivers to avoid the area, highlighting the importance of considering alternate paths while crews address the aftermath of the crash. As of now, recovery efforts and an investigation into the incident are ongoing.
Investigation Underway
The Austin Police Department, in coordination with other relevant authorities, is investigating the events that led to this serious incident. Details surrounding the cause of the collision remain unclear, and further updates will be provided as more information becomes available.
Background Context
Traffic incidents involving commercial vehicles are not uncommon in urban settings, often leading to significant disruptions on main highways. The I-35 corridor is a vital transportation route linking various parts of Texas, and closures such as this one can significantly affect local traffic dynamics and commuter experiences.
It is essential for drivers to stay informed about traffic conditions, especially during peak travel hours, as incidents like this underline the need for safety on the road. Local agencies are responsible for monitoring and managing traffic patterns to reduce potential hazards and improve response times during emergencies.
Frequently Asked Questions
What caused the collision on I-35?
The cause of the collision is currently under investigation, and specific details have not been released yet.
Are there injuries reported from the collision?
Yes, the collision has been labeled a serious injury incident; however, conditions of those involved have not been disclosed.
How long will the southbound lanes on I-35 be closed?
The duration of the closure is not yet determined as authorities are still investigating the incident and addressing recovery efforts.
Key Features of the Incident
| Feature | Details |
|---|---|
| Location | I-35 Lower Deck, 3400 block near 38 1/2 Street |
| Time of Incident | Early Saturday morning, approximately 1 a.m. |
| Involved Vehicle | Commercial vehicle |
| Traffic Management | All southbound lanes closed; traffic diverted to upper deck at Airport Boulevard |
| Injury Status | Serious injuries reported; condition unspecified |
| Investigation Status | Ongoing investigation by relevant authorities |
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Additional Resources
- CBS Austin
- Wikipedia: Traffic Collision
- Statesman
- Google Search: Leander ISD School Bus Crash
- KVUE
- Google Scholar: Deadly Austin Crash
- Spectrum Local News
- Encyclopedia Britannica: Austin Area Collision
- CBS Austin
- Google News: School Bus Rollover Crash

Author: STAFF HERE AUSTIN WRITER
The AUSTIN STAFF WRITER represents the experienced team at HEREAustinTX.com, your go-to source for actionable local news and information in Austin, Travis County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as SXSW, Austin City Limits Music Festival, Formula 1 United States Grand Prix, and the Austin Film Festival. Our coverage extends to key organizations like the Greater Austin Chamber of Commerce and Visit Austin, plus leading businesses in technology, automotive, and retail that power the local economy such as Dell Technologies, Tesla, and Apple. As part of the broader HERE network, including HERECollegeStation.com, HEREDallas.com, HEREHouston.com, and HERESanAntonio.com, we provide comprehensive, credible insights into Texas's dynamic landscape.


