| Clue | Source | Date |
|---|---|---|
| Apt thing to drive on while pondering this puzzle's theme? | Premier Sunday | 09 Jul 2023 |
| Route with lanes of opposing traffic separated by a barrier, and a description of this puzzle's fourth parted word | The Washington Post Sunday | 17 Apr 2022 |
| Dual carriageway in North America | The Telegraph General Knowledge | 26 Aug 2018 |
| Interstate. for instance | Newsday | 31 Jan 2018 |
| Road with a median strip | USA Today | 06 Feb 2017 |
| Road with a median strip | ||
| See circled letters in 76-/109-Down |