Transportation
Texas Emissions Testing Counties in 2026
Find the 17 current testing counties, the vehicle exemptions, and Bexar County's scheduled November 1, 2026 start date.
Dana Whitcomb
Dana Whitcomb covers how Texans and their goods get around: the interstates, the freight corridors and the crash records that show where travel goes wrong.
Most of Dana’s reporting starts in public data from TxDOT, the Department of Public Safety and federal transportation agencies, then works outward to what those numbers mean for a commute or a county road.
Stories by Dana Whitcomb
Infrastructure
The Condition of Texas Bridges
Texas keeps the largest bridge inventory in the country, yet federal inspection data puts its poor-condition share near the lowest in the nation.
Public Safety
Commercial Vehicle Safety on Texas Highways
A loaded truck can outweigh the car beside it many times over. A joint federal and state safety system exists to keep that mismatch from turning fatal.
Public Safety
Texas Road Fatalities and the State's Most Dangerous Corridors
Not one day on Texas roads has passed without a death since 2000. The crash record shows the deadliest miles are rarely the busiest ones.
Transportation
Texas Freight and Trucking: Moving a Growing State
Most of what Texans buy, build, and export spends part of its journey on a truck, which makes the freight network quiet infrastructure the whole economy leans on.
Transportation
The I-35 Corridor: Texas' Busiest Lifeline
One interstate ties San Antonio, Austin and Dallas-Fort Worth into a single congested spine that the state is spending billions to rebuild.
Transportation
How Transportation Shapes Daily Life Across Texas
Where you live in Texas decides how far you drive, how long it takes, and how easily you reach a job, a clinic, or a school.