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* Certified Data provided for On-System Daily Vehicle Miles, Centerline Miles and Lane Miles are based on calendar year 2022, provided by TPP-Data Management. These mileage statistics are On-System only (under the jurisdiction of TxDOT).
| County | Value * |
|---|---|
| Bastrop | 816.628 |
| Blanco | 464.036 |
| Burnet | 791.700 |
| Caldwell | 711.639 |
| Gillespie | 684.190 |
| Hays | 750.649 |
| Lee | 519.539 |
| Llano | 513.859 |
| Mason | 418.521 |
| Travis | 2,207.294 |
| Williamson | 1,721.995 |