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 Flyer - Keene
- How to Drive a Multi-Lane Roundabout Flyer - Lee (New 9/30/15)
- FHWA: Your Community Deserves Less
- FHWA: Roundabouts - A Safer Choice
Simulations
Informational Posters
- Roundabout Features
- Roundabout Benefits
- Roundabouts in New Hampshire
- Roundabout Design Vehicles
- Bikes and Peds in Roundabouts
- Roundabouts vs. Traffic Circles
Photos of Roundabouts in New Hampshire
- Nashua - Main Street at DW Highway - 1 | 2 | 3
- Nashua - NH 130 (Broad Street) at Nashua North HS (by City)- 1 | 2 | 3
- Meredith - US 3 at NH 106 (Parade Road)- 1 | 2 | 3 | 4
- Plymouth - US 3 at NH 175A - 1 | 2 | 3 | 4
- Hanover - NH 10 (built by Town) - 1 | 2 | 3 | 4
- Keene - Court Street at Cheshire Medical Center (by City)- 1 | 2
- Keene - NH 101 at Winchester Street - 1 | 2 | 3 | 4
- Keene - Main Street at Winchester Street (by City) - 1 | 2 | 3
- Peterborough - NH 101 at shopping center - 1 | 2 | 3
- Rye - NH 1A at Elwyn Road (Foye's Corner) - 1 | 2 | 3
Design Information
- NH Supplemental Design Criteria
- Roundabouts: An Informational Guide (FHWA, 2000)
- Roundabouts: An Informational Guide, 2nd Edition (FHWA, 2010)
- NCHRP 572:Roundabouts in the United States (TRB, 2007)
- Roundabout Operational Analysis (from NCHRP 572)
- Roundabout Operational Analysis Worksheet (by NHDOT based on NCHRP 572)
- RODEL Settings
Private Roundabout Web Site Links
Additional Web Site Links