Contra Costa County Bonus Segments
| Route | Beginning Post Mile* | Ending Post Mile* |
|---|---|---|
| 80 | 8.54 | 8.65 |
| 80 | 9.1 | 9.45 |
| 80 | 10.73 | 13.19 |
| 80 | 13.31 | 13.35 |
| 680 | 1.24 | 2.31 |
| 680 | 3.14 | 3.75 |
| 680 | 3.78 | 4.08 |
| 680 | 4.91 | 5.11 |
| 680 | 5.48 | 5.57 |
| 680 | 6.58 | 6.79 |
| 680 | 6.86 | 6.94 |
| 680 | 6.95 | 7.07 |
| 680 | 7.22 | 7.47 |
| 680 | 7.49 | 7.52 |
| 680 | 7.8 | 7.98 |
| 680 | 8.18 | 8.34 |
| 680 | 8.36 | 8.4 |
| 680 | 8.53 | 8.69 |
| 680 | 8.85 | 9.01 |
| 680 | 9.03 | 9.24 |
| 680 | 9.27 | 10.29 |
| 680 | 10.46 | 10.97 |
| 680 | 11.07 | 11.14 |
| 680 | 11.33 | 11.4 |
| 680 | 11.46 | 12.61 |
| 680 | 13.68 | 13.73 |
| 680 | 13.83 | 13.87 |
| 680 | 13.88 | 13.93 |
| 680 | 13.94 | 13.99 |
| 680 | 14.58 | 14.72 |
| 680 | 15.14 | 15.14 |
| 680 | 18.38 | E19.037 |
| 680 | 19.6 | 19.8 |
| 680 | 20.07 | 20.27 |
| 680 | 20.52 | 20.65 |
| 680 | 21.57 | 22.2 |
| 680 | 22.67 | 22.7 |
| 680 | 22.73 | 22.77 |
| 680 | 22.8 | 22.95 |
*Post miles are mile markers along the highway. They increase going northbound or eastbound starting at zero at the county line. Due to realignments over time there is not always a mile between post miles.
E -- Equation