| Confirming markers posted west of Interstate 675 in Mad River Township. 11/07/09 |
| I-70/SR 4 cross the Mad River west into Bethel Township. 11/07/09 |
| SR 4 parts ways with Interstate 70 west at Exit 41 for an expressway alongside SR 235 south toward Wright Patterson Air Force Base. 11/07/09 |
| SR 4 angles southwest from SR 235 in Huber Heights to Dayton and Riverside. 11/07/09 |
| The directional cloverleaf interchange (Exit 41) joining I-70 with SR 235 and the continuation of SR 4 south spreads west from Mud Creek and the Montgomery County line. 11/07/09 |
| SR 235 travels north from I-70/SR 4 to Park Layne and the city of New Carlisle. 11/07/09 |
| U.S. 35 combines with Interstate 70 to bypass Richmond, Indiana from a wye interchange (Exit 1) nine miles to Williamsburg Pike. 07/31/09 |
| A decorative arch spans I-70/U.S. 35 midway between the SR 320 overpass and Indiana state line. 07/31/09 |
| A six-ramp parclo interchange (Exit 156) joins I-70/U.S. 35 with U.S. 40 just across the state border. Exit 156 B joins U.S. 40 east to SR 320 at Cedar Springs. 07/31/09 |
Page Updated 08-30-2021.