Project Information > Roundabouts


Also included are NHDOT roundabout design guidelines that supplement the FHWA Roundabout Guide.
Brochures
- How to Drive a Single Lane Roundabout Brochure
- How to Drive a Multi-Lane Roundabout
- How to Drive a Multi-Lane Roundabout with Slip Lanes
- FHWA: Your Community Deserves Less
- FHWA: Roundabouts - A Safer Choice
Informational Posters
- Roundabout Features
- Roundabout Benefits
- Roundabout Design Vehicles
- Bikes and Peds in Roundabouts
- Roundabouts vs. Traffic Circles
NHDOT Constructed Roundabouts
NHDOT Roundabout Pictures:
- Holderness-Plymouth; US Route 3 / NH Route 175A
- Meredith; US Route 3 / NH Route 106
- Rye; NH Route 1A / Elwyn Road
- Keene; NH Route 101 / Winchester Street
- Boscawen; US Route 4 / Harris Hill Road
- Laconia; US Route 3 / NH Route 11B
- Pelham; NH Route 111A / Nashua Road
- Pelham; NH Route 111A / Acorn Lane
- Lee; US Route 4 / NH Route 125
- Newington-Dover; Woodbury Avenue / Arboretum Drive
- Swanzey; NH Route 12 / Lake Street
- Lancaster; US Route 2 / US Route 3 (N. Main Street)
- Keene; NH Route 9 / Base Hill Road
- Ossipee; NH Route 28 / NH Route 171
- Newington-Dover; US Route 4 / Boston Harbor Road
- Swanzey; NH Route 32 / Sawyer’s Crossing Road
Design Information