A major accident closed southbound State Highway 99 at westbound US 90A in Richmond at 4:21 AM on Tuesday, May 05, 2026, disrupting early-morning traffic in Fort Bend County.
The incident occurred during off-peak hours under overcast conditions. Fort Bend County recorded 1,121 traffic incidents over the previous 30 days, according to LocalTrafficAccidents.com data.
The crash's timing—early morning on a Tuesday—places it outside typical commute windows. However, the location itself carries a distinct pattern. Rush-hour incidents account for 57 percent of all crashes at this SH 99 and US 90A interchange over the past 90 days, indicating the location concentrates its collision activity during peak travel times. The dominant incident time pattern at this intersection is rush-hour collisions.
SH 99, a major north-south freeway corridor serving the southwest Houston region and Fort Bend County communities, carries substantial traffic volume. US 90A, which intersects SH 99 near Richmond, is a major east-west route. The convergence of these two highways creates a complex interchange geometry where traffic patterns from multiple directions intersect.
LTA tracks 69,009 incidents across the 13-county Houston-Galveston region. The incident database updates every two minutes. Government sources such as TxDOT publish crash data annually, providing longer-term baseline comparison for regional safety analysis.
Details regarding the number of vehicles involved, injuries, or lane closure duration were not available at the time of this report. Motorists traveling through Fort Bend County during morning and evening commute periods should anticipate potential delays at this location, particularly during peak traffic windows.
The crash adds to incident volume in Fort Bend County, which recorded one fatality within the 30-day period preceding this incident. Regional traffic patterns continue to reflect elevated incident counts across multiple freeway corridors in the Houston-Galveston area.
Before this incident, the location had a 90-day total of 8 crashes.
The location has logged 6 more incidents since this crash. 6 of those incidents were major.
Some of those crashes occurred within days of each other.
Data through June 18, 2026.
Sb Sh 99 At Wb Us 90A Wb, Richmond, TX
Fort Bend County, Texas
This report was produced by LTA's editor-designed production system under the executive editorial direction of Dennis R. Mundy, Executive Editor. The system combines our proprietary data pipeline with AI-assisted drafting to deliver verified incident coverage to LTA's editorial standards.