| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Durham,
                NC Durham Co. United States  | 
            
                Towerview Rd. / Campus Dr. (35.99779, -78.93916)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 24.1565  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | New entrance to parking areas on Duke University campus. ICD estimated from Google Maps linework. | 
| 
                Durham,
                NC Durham Co. United States  | 
            
                Woodcroft Pkwy. / Highgate Rd. (35.92228, -78.93601)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 34.8186  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | City safety project in lieu of signal. ICD estimated from Google Maps linework. | 
| 
                Durham,
                NC Durham Co. United States  | 
            
                Southpoint Auto Park Blvd. / Johnson Victory Cir. (35.90882, -78.94987)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 42.5633  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Built by developer. ICD estimated from Google Maps linework. | 
| 
                Durham,
                NC Durham Co. United States  | 
            
                Glendale Ave. / Washington St. (36.02251, -78.90046)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 34.7744  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Modified circle, part of I-85 detour route. ICD estimated from Google Maps linework. | 
| 
                Wake Forest,
                NC Wake Co. United States  | 
            
                South Ave. (NC 98-US 1 Alt) / S Main St. (35.97893, -78.51203)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 21.2627  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Moving Ahead project. ICD estimated from Google Maps linework. | 
| 
                Greensboro,
                NC Guilford Co. United States  | 
            
                Bluford St. / Obemeyer St. (36.07512, -79.77265)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 23.1675  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | North Carolina A&T University campus redevelopment. ICD estimated from Google Maps linework. | 
| 
                Southern Pines,
                NC Moore Co. United States  | 
            
                S Knoll Rd. / Voit Gilmore Rd. / Felton Capei Ln. (35.18869, -79.43085)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | At Pinecrest High School. Lane line extensions across exits. | 
| 
                Winston-Salem,
                NC Forsyth Co. United States  | 
            
                Turfwood Dr. / Long Creek Dr. (36.19996, -80.32156)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 1 Driveways 29.8771  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Built by developer. ICD estimated from Google Maps linework. | 
| 
                Clemmons,
                NC Forsyth Co. United States  | 
            
                Kinnamon Rd. / Kinnamon Ct. / Bay Meadows Ct. (36.04185, -80.38411)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.8345  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Built by developer. ICD estimated from Google Maps linework. | 
| 
                Winston-Salem,
                NC Forsyth Co. United States  | 
            
                Westview Dr. / Buckingham Rd. (36.09549, -80.28940)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | City project. Painted splitter islands. | 
| 
                Concord,
                NC Cabarrus Co. United States  | 
            
                Cabarrus Ave. / Old Charlotte Rd. / Cascade Dr. (35.40025, -80.59350)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.8617  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | TIP project. ICD estimated from Google Maps linework. | 
| 
                Charlotte,
                NC Mecklenburg Co. United States  | 
            
                Park Rd. / Brookside Ave. / Tremont Ave. (35.20321, -80.85256)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 17.5662  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | City- possible traffic calming location. ICD estimated from Google Maps linework. | 
| 
                Saint-Pierre,
                 Territorial Collectivity of Saint Pierre and Miquelon France  | 
            
                Avenue Cdt Roget Birot / Rue Marceau (46.77607, -56.18163)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 29.4458  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Saint-Pierre,
                 Territorial Collectivity of Saint Pierre and Miquelon France  | 
            
                (unknown) / (unknown) (46.77440, -56.17740)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.2622  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Hamilton,
                 Pembroke Bermuda  | 
            
                (unknown) (32.29303, -64.76958)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.2687  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Hamilton,
                 Pembroke Bermuda  | 
            
                (unknown) (32.28848, -64.76688)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.3956  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Ange-Gardien,
                QC Outaouais Region Canada  | 
            
                Rte 309 / Rte 315 (45.60778, -75.39542)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.2691  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Opened October 2003. Fourth leg to be completed with completion of Autoroute 50. ICD estimated from Google Maps linework. | 
| 
                Shawinigan,
                QC Mauricie Region Canada  | 
            
                Rte 153 / Rte 157 / Avenue de la Station (46.54343, -72.75185)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Opened December 2003. No splitter island on east leg. | 
| 
                Mont-Tremblant,
                QC Laurentides Region Canada  | 
            
                Montee Ryan / Chemin Duplessis (46.20699, -74.59426)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2002 | Opened fall 2002. | 
| 
                Kapaa,
                HI Kauai Co. United States  | 
            
                Kapaa Bypass / Olohena Rd. (22.07727, -159.32240)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0960  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                141st St. / Cumberland Rd. (39.99361, -85.99437)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 32.0248  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Harrell Pkwy. / Town Center Dr. (39.99273, -85.93156)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 22.8752  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Hazel Dell Rd. / E 161st St. (40.02205, -86.07061)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2007 | Painted spirals next to central island. | 
| 
                Fishers,
                IN Hamilton Co. United States  | 
            
                Marilyn Rd. / E 136th St. (39.98648, -85.95198)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.1130  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Harrell Pkwy. / Cabela Pkwy. (39.99230, -85.93597)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.9404  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Lincoln,
                NE Lancaster Co. United States  | 
            
                S. 40th St. / Sheridan Blvd. (40.77862, -96.66332)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.3669  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Completed August 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                AB Rocky View Canada  | 
            
                Hwy 8 / Hwy 22 (51.02355, -114.46660)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 61.6012  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Rural. Asphalt surface. http://www.infratrans.gov.ab.ca/ Previously controlled by one-way stop Functional Class: Provincial Hwy ICD estimated from Google Maps linework. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                La Jolla Blvd. / Midway St. (32.81244, -117.26820)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.1056  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | http://www.signonsandiego.com/news/metro/20051104-9999-7m4circles.html ICD estimated from Google Maps linework. | 
| 
                San Diego,
                CA San Diego Co. United States  | 
            
                La Jolla Blvd. / Colima St. (32.81115, -117.26660)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 23.0871  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Olympic Way NW / 4th Ave. W / 5th Ave. W (47.04422, -122.91200)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                4 Approaches 0 Driveways 38.2512  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2004 | Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Olympic Way NW / Harrison Ave. NW / W Bay Dr. NW (47.04582, -122.91330)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                3 Approaches 0 Driveways 34.9947  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2004 | Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Livingston Township,
                MI Otsego Co. United States  | 
            
                Old 27 / Livingston Blvd. (45.04356, -84.67374)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.5989  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Moores River Dr. / Boston Blvd. / Pattengill Ave. (42.71923, -84.57225)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 15.7942  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Grand Rapids,
                MI Kent Co. United States  | 
            
                Pfeiffer Woods Dr. / (unknown) (42.89293, -85.59628)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.9999  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Greenville,
                MI Montcalm Co. United States  | 
            
                Meijer Dr. / Greenville West Dr. (43.17297, -85.27965)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4855  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Year Completed estimated (1999-2005). ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Town and Country Blvd. / Mercantile Blvd. (40.03249, -85.99366)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2008 | Painted spirals next to central island. http://www.cityofnoblesville.org/egov/docs/1175265649_138275.pdf | 
| 
                Commerce,
                MI Oakland Co. United States  | 
            
                Bogie Lake Rd. / Cooley Lake Rd. (42.61317, -83.49239)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.7635  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Yield-controlled right=turn bypass lanes on south and west legs. ICD estimated from Google Maps linework. | 
| 
                Boston,
                MA Suffolk Co. United States  | 
            
                Old Colony Ave. / Columbia Rd. / Southampton St. (42.32935, -71.05222)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                5 Approaches 0 Driveways 66.2213  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            Functional Class: Arterial ICD estimated from Google Maps linework. | |
| 
                Boston,
                MA Suffolk Co. United States  | 
            
                Columbia Rd. / William J. Day Blvd. (42.32172, -71.05128)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 69.7616  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            Functional Class: Arterial ICD estimated from Google Maps linework. | |
| 
                Sedona,
                AZ Coconino Co. United States  | 
            
                AZ 89A / AZ 179 (34.86597, -111.76370)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.1774  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Sedona,
                AZ Coconino Co. United States  | 
            
                AZ 89A / Brewer Rd. (34.86599, -111.76500)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.2376  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Clarkdale,
                AZ Yavapai Co. United States  | 
            
                Clarkdale Pkwy. / Mountain Gate Dr. (34.76500, -112.06276)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Year Completed estimated (2003-2006). | 
| 
                San Francisco,
                CA San Francisco Co. United States  | 
            
                Claremont Blvd. / Taraval St. / Dewey Blvd. / Kensington Way (37.74376, -122.46370)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                5 Approaches 0 Driveways 35.8881  | 
            
                Other (At-Grade) Single-Lane  |   
            Stop-controlled traffic circle. ICD estimated from Google Maps linework. | |
| 
                Scottsdale,
                AZ Maricopa Co. United States  | 
            
                100th St. / Cactus Rd. (33.59706, -111.86530)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.8341  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Scottsdale,
                AZ Maricopa Co. United States  | 
            
                104th St. / Cactus Rd. (33.59700, -111.85660)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.8341  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                O'Neill Dr. / Benjamin Dr. (33.57070, -117.63860)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.8341  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php. Date estimated. Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Sienna Pkwy. / Windmill Ln. (33.55830, -117.63570)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.8389  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Sienna Pkwy. / Sellas Rd. North (33.55508, -117.63700)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 40.8073  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Sienna Pkwy. / Dorrance Dr. / Daisy St. North (33.55208, -117.63840)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.8087  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Sienna Pkwy. / Sellas Rd. South (33.54749, -117.63800)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.8293  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Sienna Pkwy. / O'Neill Dr. (33.54505, -117.64040)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.8487  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                O'Neill Dr. / Dorrance Dr. (33.55489, -117.64530)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.8121  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                O'Neill Dr. / Narrow Canyon Rd. (33.54931, -117.64590)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.8285  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                O'Neill Dr. / Eton Pl. (33.54766, -117.64510)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.8431  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Narrow Canyon Rd. / Clarin St. (33.54144, -117.64680)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 27.8728  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Ethereal St. / Sol St. / Tarleton Ln. (33.54131, -117.64420)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.8865  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Ethereal St. / Sienna Pkwy. (33.53963, -117.64360)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 29.8643  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Ethereal St. / Narrow Canyon Rd. (33.53764, -117.64350)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.8785  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Ladera Ranch,
                CA Orange Co. United States  | 
            
                Cecil Pasture Rd. / retail access (33.56192, -117.64680)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                3 Approaches 0 Driveways 26.8710  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #1 (43.87218, -121.43960)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                3 Approaches 0 Driveways 80.9318  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #2 (43.87863, -121.43480)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 81.7839  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #3 (43.88271, -121.43980)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 93.8299  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #4 (43.89000, -121.43850)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 84.3505  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #5 (43.89635, -121.44420)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 61.1046  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #6 (43.90435, -121.43830)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 79.1671  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #7 (43.91307, -121.43810)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                3 Approaches 0 Driveways 69.6913  | 
            
                Other (At-Grade) Single-Lane  |   
            1968 | Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #9 (43.90348, -121.42740)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                0 Approaches 0 Driveways 84.3314  | 
            
                Other (At-Grade) Single-Lane  |   
            Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | |
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #10 (43.89851, -121.42340)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                0 Approaches 0 Driveways 86.0596  | 
            
                Other (At-Grade) Single-Lane  |   
            Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | |
| 
                Sunriver,
                OR Deschutes Co. United States  | 
            
                Circle #11 (43.89212, -121.42430)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                0 Approaches 0 Driveways 82.6261  | 
            
                Other (At-Grade) Single-Lane  |   
            Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework. | |
| 
                Pennington,
                NJ Mercer Co. United States  | 
            
                Rte. 31 / Blackwell Rd. / Pennington Rd. / Washington Crossing Pennington Rd. (40.30818, -74.78666)  | 
            
                Rotary Existing  | 
            
                Other Unknown  | 
            
                5 Approaches 0 Driveways 216.4080  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            Circulating traffic yields to entering traffic on northwest and south legs. ICD = 710 ft x 360 ft. | |
| 
                Greenfield,
                IN Hancock Co. United States  | 
            
                Broadway St. / McKenzie Rd. (39.79925, -85.77997)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.8685  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Near Greenfield-Central High School. http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Brooks School Rd. / E 136th St. (39.98674, -85.94244)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.8582  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 ICD estimated from Google Maps linework. | 
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                Harrell Pkwy. / Hoard Dr. (39.99274, -85.93010)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 27.4320  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 | 
| 
                Fishers,
                IN Hamilton Co. United States  | 
            
                Lantern Rd. / E 126th St. (39.97137, -86.01395)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.6964  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Completed October 2007. ICD estimated from Google Maps linework. | 
| 
                Fishers,
                IN Hamilton Co. United States  | 
            
                Fishers Point Blvd. / Founders Pl. (39.95131, -86.01727)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 45.7780  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Fishers,
                IN Hamilton Co. United States  | 
            
                USA Pkwy. / (unknown) (39.94897, -86.00703)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 81.4877  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Indianapolis,
                IN Hendricks Co. United States  | 
            
                Dan Jones Rd. / Morris St. (CR 100 South) (39.74842, -86.38113)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 59.4360  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2007 | Merging right-turn bypass lane on east leg. | 
| 
                Plainfield,
                IN Hendricks Co. United States  | 
            
                Center St. / Hadley Rd. (39.67456, -86.38951)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 ICD estimated from Google Maps linework. | 
| 
                Plainfield,
                IN Hendricks Co. United States  | 
            
                Center St. / Reeves Rd. (39.68183, -86.38995)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 | 
| 
                Champlin,
                MN Hennepin Co. United States  | 
            
                109th Ave. / Elm Creek Pkwy. (45.15210, -93.40291)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0064  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                Cordata Pkwy. / Westerly Dr. (48.79198, -122.49140)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.4068  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2005 | http://cob.org/documents/pw/curconst/ES-0237.pdf Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Champlin,
                MN Hennepin Co. United States  | 
            
                117th Ave. / Business Park Blvd. (45.16656, -93.38891)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.5244  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Champlin,
                MN Hennepin Co. United States  | 
            
                Business Park Blvd. / Emery Pkwy. (45.16798, -93.38905)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.3656  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                North Pole,
                AK Fairbanks North Star United States  | 
            
                Santa Claus Ln. / Park Way (64.75673, -147.35280)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.6162  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Series of three roundabouts. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Fairbanks,
                AK Fairbanks North Star United States  | 
            
                Gaffney Rd. / Fort Wainwright Base Entrance Station (64.83323, -147.69920)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 38.5999  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2004 | Implemented as security measure for base entrance. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Newberg,
                OR Yamhill Co. United States  | 
            
                N Springbrook Rd. / Crestview Dr. / (future leg) (45.31532, -122.94593)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 55.4306  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Located near Portland and Western railroad crossing. Replaced offset T-intersections. ICD estimated from Google Maps linework. | 
| 
                St. George,
                UT Washington Co. United States  | 
            
                750 N St. / 2860 E St. (37.12077, -113.52450)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 29.5218  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Next to school campus. ICD estimated from Google Maps linework. | 
| 
                St. George,
                UT Washington Co. United States  | 
            
                Main St. / Hope St. (400 N) (37.11495, -113.58340)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 28.5717  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Washington,
                UT Washington Co. United States  | 
            
                Camino Real / Silver Falls Dr (37.10077, -113.49480)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4822  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                St. George,
                UT Washington Co. United States  | 
            
                Main St. / 200 N St. / Diagonal St. (37.11152, -113.58350)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 30.4778  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | ICD estimated from Google Maps linework. | 
| 
                Washington,
                UT Washington Co. United States  | 
            
                Coral Canyon Blvd. / Canyon Greens Dr. (37.16151, -113.44740)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 23.7951  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Rehoboth Beach,
                DE Sussex Co. United States  | 
            
                Rehoboth Ave. / Grove St. (38.71501, -75.09075)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.6163  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Yield-controlled right-turn bypass lane on SB approach. Fishhook pavement markings. Heavy bicycle and pedestrian traffic. Extensive queuing with beach-related surges. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Seattle,
                WA King Co. United States  | 
            
                E. Ward St. / 28th Ave. E. (47.62741, -122.29640)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.7327  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Fernley,
                NV Lyon Co. United States  | 
            
                US 50A / US 95A (39.60358, -119.22700)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 49.6907  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Opened August 18, 2006. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Kalispell,
                MT Flathead Co. United States  | 
            
                Stillwater Rd. / West Reserve Dr. (48.24038, -114.35220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.3853  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | First roundabout by Montana DOT. ICD estimated from Google Maps linework. | 
| 
                Mount Horeb,
                WI Dane Co. United States  | 
            
                Springdale St. / Perimeter St. (43.01009, -89.72186)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.5667  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Mount Horeb,
                WI Dane Co. United States  | 
            
                Springdale St. / Brookwood Dr. (43.00978, -89.71380)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.8068  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Mount Horeb,
                WI Dane Co. United States  | 
            
                Springdale St. / Telmark Pkwy. (43.00933, -89.71098)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 50.6540  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Mount Horeb,
                WI Dane Co. United States  | 
            
                Springdale St. / Ridgeview Rd. / Lillehammer Ln. (43.00663, -89.70390)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.4418  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Mount Horeb,
                WI Dane Co. United States  | 
            
                Springdale St. / STH 78 / STH 92 (43.01007, -89.73044)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.9333  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2004 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. |