All coverage
Reports, data pages, corridor guides and research notes, newest first.
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Texas traffic fatalities, 2015-2025: deaths, death rates and leading factors
3,769 people died on Texas roads in 2025, down 9.4% from 2024, with yearly deaths, death rates, victims and contributing factors since 2015.
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Houston's most dangerous highways: what the data can and cannot say
The published rankings of Houston's deadliest highways side by side, with their metrics and years, and what TxDOT's road-type data show instead.
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Is I-45 the deadliest highway in America? Tracing a statistic
Texas Mobility Outlook traced the claim that I-45 is America's deadliest highway to its 2016 source, recalculated the figure and set it against official crash records.
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Houston truck crash statistics: Harris County commercial vehicle crashes, 2015-2025
5,913 commercial vehicle crashes and 43 deaths in Harris County in 2025, with every year back to 2015 and a county-by-county comparison.
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Texas commercial vehicle crash statistics, 2014-2025
38,533 commercial vehicle crashes and 528 deaths in Texas in 2025, with TxDOT, NHTSA and FMCSA counts side by side and what each one measures.
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Harris County crash statistics, 2015-2025
107,472 crashes and 503 traffic deaths in Harris County in 2025, with every year since 2015, deaths by road type and comparisons with other large counties.
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I-45 in Houston: traffic, congestion, safety and the NHHIP rebuild
Traffic and truck counts, congestion ranks, crash data, hazmat rules and the NHHIP's cost and schedule for I-45 in Houston.
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Houston highway projects: status, cost and schedule
Status, cost and schedule for 14 Houston highway, bridge and channel projects, from the I-45 rebuild to the Ship Channel bridges and Project 11.
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Is Houston on track for zero traffic deaths by 2030? Ten years of data
A decade of TxDOT crash data for the City of Houston, the pace the 2030 Vision Zero goal would require, the shift toward interstates and city streets, and comparisons with Texas and other cities.
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Houston's most dangerous intersections: what the published rankings show
The published rankings of Houston's most dangerous intersections, what each one counts, the locations that repeat, and what TxDOT, the City and H-GAC data say.
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Hours-of-service rules for truck drivers: federal limits and Texas intrastate rules
The federal 11-hour, 14-hour, 30-minute and 60/70-hour limits, Texas's 12/15/70 intrastate rules, and what changed in 2025 and 2026.
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City of Houston crash statistics: deaths and serious injuries, 2015-2025
293 traffic deaths and 1,465 serious injuries in Houston in 2025, with every year since 2015, comparisons with other Texas cities and why sources disagree.
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I-10 in Houston: Katy Freeway traffic, safety and projects
Traffic and truck counts, congestion ranks, crash data and project costs and schedules for I-10's Katy Freeway and East Freeway in Houston.
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I-610 in Houston: the 610 Loop's congestion, trucks and Ship Channel bridge
Congestion ranks, traffic and truck counts, interchange projects, the Sidney Sherman Bridge and hazmat rules for the 610 Loop.
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Houston pedestrian crash statistics: deaths and serious injuries, 2018-2024
174 pedestrians killed in Harris County in 2024 and 343 seriously injured, with Houston and Texas counts, where pedestrian deaths happen, and bicyclist and motorcyclist figures.
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FMCSA and Texas truck rule changes in 2025 and 2026
Every federal and Texas truck rule change of 2025 and 2026 with its date, status and Federal Register or Texas Register citation.
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Port Houston and commercial truck traffic: containers, terminals and the roads that carry them
About 2.5 million trucks served at Port Houston's container terminals in 2025, with truck counts for SH 146, SH 225, the 610 Loop and Beltway 8.
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Leading causes of commercial truck crashes: what federal and Texas data show
Federal crash causation rankings for large trucks, with NHTSA 2024 fatal-crash patterns, TxDOT's 2025 contributing factors and roadside inspection results.
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Houston work zone crash statistics, 2024-2025
Work zone crash deaths in TxDOT's Houston District nearly doubled in 2025, to 40, while crashes fell. County figures, statewide context and what the data cannot show.
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Commercial vehicle safety in Houston: inspections, licensing, insurance and hazmat routes
Texas roadside inspection results for FY 2025, the federal and Texas rules on licensing, drug testing and insurance, and Houston's hazardous materials routes.