Major Accident on Westpark Toll Road at W Grand Parkway South in Ka...

A significant traffic accident brought congestion to the Westpark Toll Road at its intersection with W Grand Parkway South in Katy at 11:23 AM on Sunday, March 22, 2026. Fort Bend County authorities responded to the scene, where the crash created major delays for midday travelers heading through this busy corridor.

Sunday morning traffic typically moves lighter than weekday commutes, but this incident still snarled the intersection during what should have been a manageable travel window. Drivers heading eastbound on Westpark Toll Road faced the worst backups, with delays extending well into the afternoon hours. Those looking to avoid the affected area had several viable alternatives: I-10 eastbound or westbound offered a longer but passable route, while drivers could also divert south toward Katy Fort Bend Road or north toward the Sam Houston Tollway to circumvent the main accident zone entirely.

This stretch of Westpark Toll Road serves as a critical link between Katy and southwest Houston, funneling traffic from the growing residential developments around Cinco Ranch and the Katy area toward downtown and eastbound destinations. The intersection with W Grand Parkway South sits near several major shopping centers and office parks that draw consistent weekend activity. The toll road itself handles substantial truck traffic and commercial vehicles heading to and from the Port of Houston, making even minor incidents problematic during peak hours.

The westbound direction appeared to experience the heaviest impact, though both directions saw significant slowdowns as rubber-necking drivers slowed to observe the scene. As of the afternoon, crews worked to clear the accident and restore normal traffic flow. Drivers should remain alert in the area over the next several hours as authorities complete their investigation and recovery operations wrap up.