- type of road
District road
- Lanes
1
- Maximum speed
35 mph
Bus stop
Borthwick Avenue (Portsmouth Regional Hospital Parking Lot), Borthwick Avenue (Northeast Credit Union), Borthwick Avenue (High Liner Foods), Borthwick Avenue / Highliner Avenue, 155 Borthwick Avenue, Borthwick Avenue (Liberty Mutual), Borthwick Avenue (Fairfield Inn Marriott)