Using GPS Devices to Get Better Emissions Estimates The World Trade Bridge crossing in the Laredo–Nuevo Laredo region is the most used Texas-Mexico port of entry (POE). The crossing’s popularity helps explain the location’s relatively high vehicle emissions, caused by high truck volumes and slow speeds as traffic makes its way across the bridge. A […]
mobile source emissions
Three programs at TTI work together to provide the Texas Department of Transportation with relevant and accurate data so it can make fully informed decisions on transportation priorities in Texas.