| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Brandon,
                MB Westman Region Canada  | 
            
                34th St. / Richmond Ave. (49.82758, -99.98465)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.6702  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Wilsonville,
                OR Clackamas Co. United States  | 
            
                SW Barber St. / Costa Cir. / 110th Ave. (45.30843, -122.79090)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.1580  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Phoenix,
                AZ Maricopa Co. United States  | 
            
                W Riverwood Blvd. / Windrow Blvd. (33.41749, -112.26690)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 23.9252  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Phoenix,
                AZ Maricopa Co. United States  | 
            
                Devonna Ln. / Watkins St. / 84th Dr. / Hammond Ln. (33.42601, -112.24090)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 23.9228  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | ICD estimated from Google Maps linework. | 
| 
                Wickenburg,
                AZ Maricopa Co. United States  | 
            
                US 93 / US 60 (33.97094, -112.72790)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 50.5146  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Consecutive double lefts with three-lane circulatory section. ICD estimated from Google Maps linework. | 
| 
                Wickenburg,
                AZ Maricopa Co. United States  | 
            
                US 93 / Tegner St. (33.98513, -112.73940)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.5546  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Maryville,
                IA Fayette Co. United States  | 
            
                IA 3 / IA 187 (42.68763, -91.64565)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.5057  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Rural ICD estimated from Google Maps linework. | 
| 
                Altoona,
                IA Polk Co. United States  | 
            
                Bass Pro Dr. / Prairie Fire Blvd. (41.65177, -93.51022)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.8352  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Part of Bass Pro Shops commercial shopping center. ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                SW Goodwin St. / Springfield Dr. (41.69388, -93.61487)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.9709  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                SW Somersby Blvd. / Springfield Dr. (41.69387, -93.61252)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 24.0790  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                SW Somersby Blvd. / 46th St. (41.69155, -93.61253)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.0799  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                SW Snyder Blvd. / Springfield Dr. (41.69610, -93.60439)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.8618  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | In new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                NW 13th St. / Boulder Dr. (41.74220, -93.64587)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.8432  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | In new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                SW White Birch Dr. / Braeburn St. (41.70018, -93.62535)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 55.2872  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | In new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Ankeny,
                IA Polk Co. United States  | 
            
                NW 5th St. / Abbie Dr. (41.73569, -93.66248)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.0634  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | In new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Cedar Falls,
                IA Black Hawk Co. United States  | 
            
                Brandilynn Blvd. / Prairie Pkwy. (42.48552, -92.43468)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.2763  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | In new commercial development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Fort Dodge,
                IA Webster Co. United States  | 
            
                10th Ave. N. / N. 32nd St. (42.51522, -94.14932)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.8545  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Replaced two T intersections. ICD estimated from Google Maps linework. | 
| 
                Iowa City,
                IA Johnson Co. United States  | 
            
                Grand Ave. / S. Grand Ave. (41.65855, -91.54559)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 23.2000  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | On University of Iowa school campus. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Iowa City,
                IA Johnson Co. United States  | 
            
                Kennedy Pkwy. / Meadowlark Dr. (41.66899, -91.59541)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.5492  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | In new residential development. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Waverly,
                IA Bremer Co. United States  | 
            
                1st Ave. NW / 8th St. NW (42.72669, -92.48061)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.2167  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Replaced "T" intersection at entry to Wartburg College school campus. ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                W. Wells Fargo Trl. / Wells Fargo Terr. (41.55986, -93.80373)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 25.0228  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | In new Wells Fargo commercial development. ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                W. Wells Fargo Trl. / E. Wells Fargo Terr. (41.55994, -93.80212)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.8101  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | In new Wells Fargo commercial development. ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                West Access / W. Wells Fargo Trl. (41.55749, -93.80611)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.5986  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | In new Wells Fargo commercial development. ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                Village View Dr. / Prairie View Dr. (Blue Stem Circle) (41.56376, -93.78467)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.5745  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | New residential/commercial development on former Ponderosa Golf Course. ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                S. Crescent Way / Stagecoach Dr. (41.56252, -93.78701)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.9581  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                S. Crescent Way / S. Ridgefield Way / Fairway Dr. (41.56541, -93.78633)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.9566  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework. | 
| 
                Richfield,
                MN Hennepin Co. United States  | 
            
                66th St. / Richfield Pkwy. (17th Ave.) (44.88351, -93.25011)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.6192  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | Completed August 2007. First roundabout in Richfield. Double left turn for southbound left turn. Serves Target shopping center. ICD estimated from Google Maps linework. | 
| 
                Rice Lake,
                WI Barron Co. United States  | 
            
                CTH O (18 1 / 2 Ave.) / 19th St. (45.47333, -91.76556)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.3129  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Opened October 25, 2005. ICD estimated from Google Maps linework. | 
| 
                Rice Lake,
                WI Barron Co. United States  | 
            
                CTH O (18 1 / 2 Ave.) / US 53 NB Ramps (45.47319, -91.75753)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.5006  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2006 | Opened June 1, 2006 ICD estimated from Google Maps linework. | 
| 
                Rice Lake,
                WI Barron Co. United States  | 
            
                CTH O (18 1 / 2 Ave.) / US 53 SB Ramps (45.47325, -91.76021)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.5005  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2006 | Opened June 1, 2006 ICD estimated from Google Maps linework. | 
| 
                Richfield,
                WI Washington Co. United States  | 
            
                STH 145 / US 41 SB Ramps (43.28170, -88.19557)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.3868  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework. | 
| 
                Richfield,
                WI Washington Co. United States  | 
            
                STH 145 / US 41 NB Ramps (43.28247, -88.19345)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.7780  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework. | 
| 
                Richfield,
                WI Washington Co. United States  | 
            
                STH 145 / Cabela Way (43.28377, -88.18944)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.9939  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Richfield,
                WI Washington Co. United States  | 
            
                STH 145 / US 45 SB Ramps (43.28387, -88.18716)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 29.5606  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2009 | Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework. | 
| 
                Richfield,
                WI Washington Co. United States  | 
            
                STH 145 / US 45 NB Ramps (43.28380, -88.18485)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4301  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2009 | Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework. | 
| 
                Greenleaf,
                WI Brown Co. United States  | 
            
                STH 32-STH 57 (Greenleaf Rd.) / STH 96 (Day St.) (44.31343, -88.09599)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.3285  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Opened August 31, 2007. ICD estimated from Google Maps linework. | 
| 
                Bellevue,
                WI Brown Co. United States  | 
            
                Eaton Rd. (CTH JJ) / Ontario Rd. (44.46616, -87.92782)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.6846  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Opened November 2008. ICD estimated from Google Maps linework. | 
| 
                Bellevue,
                WI Brown Co. United States  | 
            
                Eaton Rd. (CTH JJ) / Cottage Rd. / Huron Rd. (44.46617, -87.91737)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.1275  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Completed summer 2005. Right-turn bypass lane on NW quadrant. ICD estimated from Google Maps linework. | 
| 
                Allouez,
                WI Brown Co. United States  | 
            
                Allouez Ave. (CTH O) / Libal St. (44.47738, -88.01638)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 23.8612  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Opened July 1, 2006. ICD estimated from Google Maps linework. | 
| 
                Howard,
                WI Brown Co. United States  | 
            
                Glendale Ave. / Pinecrest Rd. (44.56910, -88.11016)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.0779  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Completed summer 2005. Skewed intersection. ICD estimated from Google Maps linework. | 
| 
                De Pere,
                WI Brown Co. United States  | 
            
                Scheuring Rd. (CTH F) / PDQ Dr. / Mid Valley Dr. (44.43032, -88.11939)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.9379  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Series of 6 roundabouts. Opened November 22, 2010. ICD estimated from Google Maps linework. | 
| 
                De Pere,
                WI Brown Co. United States  | 
            
                Scheuring Rd. (CTH F) / Lawrence Dr. (44.43083, -88.10675)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.7605  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2010 | Series of 6 roundabouts. Opened November 2, 2010. ICD estimated from Google Maps linework. | 
| 
                Casnovia,
                MI Muskegon Co. United States  | 
            
                M-37 / M-46 / Newaygo Rd. (43.23445, -85.81060)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.1950  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Grand Junction,
                CO Mesa Co. United States  | 
            
                24 Rd. / I-70 WB Ramps (39.11454, -108.60820)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.7732  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Grand Junction,
                CO Mesa Co. United States  | 
            
                24 Rd. / I-70 EB Ramps (39.11333, -108.60820)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.0672  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Longmont,
                CO Boulder Co. United States  | 
            
                Deerwood Dr. / Bluefield Ave. (40.17346, -105.06460)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 26.4648  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Longmont,
                CO Boulder Co. United States  | 
            
                Deerwood Dr. / Windflower Dr. (40.17093, -105.06300)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 25.5532  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Longmont,
                CO Boulder Co. United States  | 
            
                Deerwood Dr. / Stardance Cir. (40.16962, -105.06120)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 22.8158  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Longmont,
                CO Boulder Co. United States  | 
            
                Deerwood Dr. / Summer Hawk Dr. (40.17087, -105.05720)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 25.5532  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Golden,
                CO Jefferson Co. United States  | 
            
                S. Golden Rd. / Ford St. / Jackson St. (39.74612, -105.20940)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 52.3432  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Sheridan,
                CO Arapahoe Co. United States  | 
            
                River Point Pkwy. / S Platte River Dr. (39.65176, -105.01060)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 46.8975  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Sheridan,
                CO Arapahoe Co. United States  | 
            
                River Point Pkwy. / S River Point Dr. (39.64776, -105.00790)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 49.6590  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Clackamas,
                OR Clackamas Co. United States  | 
            
                SE 157th Ave. / SE 162nd Ave. (45.42429, -122.49770)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.8826  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Williamsport,
                PA Lycoming Co. United States  | 
            
                Via Bella St. / Mulberry St. (41.24000, -76.99792)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 32.3309  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Williamsport,
                PA Lycoming Co. United States  | 
            
                Via Bella St. / William St. (41.23740, -77.00319)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 43.1096  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Williamsport,
                PA Lycoming Co. United States  | 
            
                Via Bella St. / Court St. (41.23876, -77.00027)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 58.3764  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Muncy,
                PA Lycoming Co. United States  | 
            
                Lycoming Mall Circle (41.24320, -76.82846)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 28.7372  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Newtown,
                PA Delaware Co. United States  | 
            
                Saint David's Rd. / N. Newtown St. (40.00844, -75.41823)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.7622  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Peach Bottom,
                PA York Co. United States  | 
            
                SR 851 / SR 74 (39.74695, -76.33116)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.7316  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Skewed intersection. ICD estimated from Google Maps linework. | 
| 
                Appleton,
                WI Outagamie Co. United States  | 
            
                Evergreen Dr. / Gateway Dr. (44.30178, -88.37136)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.4804  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Appleton,
                WI Outagamie Co. United States  | 
            
                Evergreen Dr. / Lightning Dr. (44.30166, -88.36722)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.4804  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Appleton,
                WI Outagamie Co. United States  | 
            
                Evergreen Dr. / Providence Ln. (44.30159, -88.36140)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.6257  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Appleton,
                WI Outagamie Co. United States  | 
            
                Evergreen Dr. / French Rd. (44.30169, -88.35349)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0447  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Benton Harbor,
                MI Berrien Co. United States  | 
            
                Main St. (I-94 Business) / 5th St. (42.11655, -86.45281)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4639  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Completed November 2010. Part of downtown streetscape project. ICD estimated from Google Maps linework. | 
| 
                Benton Harbor,
                MI Berrien Co. United States  | 
            
                Main St. (I-94 Business) / Riverview Dr. (42.11343, -86.46642)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.0091  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Completed November 2010. Part of downtown streetscape project. ICD estimated from Google Maps linework. | 
| 
                Ottawa,
                ON City of Ottawa Canada  | 
            
                Brian Coburn Blvd. / Trim Rd. (45.45820, -75.44730)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 74.5586  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Lansing Township,
                MI Ingham Co. United States  | 
            
                Lake Lansing Rd. / Chamberlain Dr. (42.76086, -84.52982)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 56.9966  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Lansing Township,
                MI Ingham Co. United States  | 
            
                Wood St. / Sams Way (42.76276, -84.52303)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.5810  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Michigan Ave. / Washington Square (42.73360, -84.55225)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.3176  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Barnes Ave. / Beal Ave. (42.71491, -84.56174)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 15.7953  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Barnes Ave. / Davis Ave. (42.71489, -84.55698)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 18.4279  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Barnes Ave. / Coleman Ave. (42.71488, -84.55390)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 20.1829  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Beal Ave. / Sparrow Ave. (42.71602, -84.56174)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 8.7750  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Lansing,
                MI Ingham Co. United States  | 
            
                Harding Ave. / Pershing Ave. (42.71364, -84.53384)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.1015  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Holt,
                MI Ingham Co. United States  | 
            
                Cedar St. / Holbrook Rd. (42.63206, -84.50667)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 50.9640  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Alpha,
                MI Iron Co. United States  | 
            
                Main St. / 4th St. / Center St. / 8th Ave. (46.04575, -88.37727)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 68.8040  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Mount Pleasant,
                MI Isabella Co. United States  | 
            
                Mosher St. / Main St. (43.60531, -84.77661)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.6206  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Clare,
                MI Isabella Co. United States  | 
            
                US 127 Business / Mission Rd. (43.80889, -84.76766)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.3709  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Perryolpolis,
                PA Fayette Co. United States  | 
            
                Independence St. / Liberty St. (40.08707, -79.75069)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 27.4122  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Petaluma,
                CA Sonoma Co. United States  | 
            
                McDowell Blvd. / Baywood Dr. (38.24036, -122.61010)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 23.4513  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Irvine,
                CA Orange Co. United States  | 
            
                Sand Canyon Ave. / Shady Canyon Dr. (33.65462, -117.78100)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 104.3859  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Irvine,
                CA Orange Co. United States  | 
            
                Laguna Canyon Rd. / Quail Hill (33.64756, -117.76640)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 57.6655  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | One approach leads to an unfinished road ICD estimated from Google Maps linework. | 
| 
                Castaic,
                CA Los Angeles Co. United States  | 
            
                Hasley Canyon Rd. / The Old Road (34.45592, -118.61730)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 52.1943  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Yuba City,
                CA Sutter Co. United States  | 
            
                Stabler Ln. / Butte Vista Ln. (39.16747, -121.64400)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 46.2983  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Ottawa,
                ON City of Ottawa Canada  | 
            
                Bridgestone Dr. / Steeple Chase Dr. / Stonehaven Dr. (45.29100, -75.85860)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.5674  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| 
                Albany,
                NY Albany Co. United States  | 
            
                Washington Ave. / CR 156 (Fuller Rd.) (42.69307, -73.83071)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.5475  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | New roundabout will be just north of existing intersection. A flyover will carry through traffic on Washington Ave Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Ottawa,
                ON City of Ottawa Canada  | 
            
                Brookfield Rd. / Flannery Dr. (45.37364, -75.68420)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.7886  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Functional Class: Major Collector ICD estimated from Google Maps linework. | 
| 
                Petaluma,
                CA Sonoma Co. United States  | 
            
                Magnolia Ave. / Elm Dr. (38.24586, -122.65600)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 20.6356  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Petaluma,
                CA Sonoma Co. United States  | 
            
                Windsor Dr. / West Haven Way (38.22460, -122.66430)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.0241  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Petaluma,
                CA Sonoma Co. United States  | 
            
                Petaluma Blvd. S / Caulfield Ln. (38.22730, -122.61820)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.3434  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Construction began spring 2011. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Castaic,
                CA Los Angeles Co. United States  | 
            
                Hasley Canyon Rd. / I-5 NB Ramps (34.45605, -118.61520)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 41.3614  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Yuba City,
                CA Sutter Co. United States  | 
            
                Butte Vista Ln. / Tres Picos Ln. (39.16908, -121.64820)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.8524  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Viera,
                FL Brevard Co. United States  | 
            
                Wickham Rd. / Lake Andrews Dr. (28.22975, -80.72577)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 50.5091  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2002 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Wilmington,
                DE New Castle Co. United States  | 
            
                W Park Dr. / E Park Dr. (39.77437, -75.54610)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.9632  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Clermont,
                OH Clermont Co. United States  | 
            
                Ferguson Dr. / (West Unknown) (39.09338, -84.28562)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 62.1051  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Newberg,
                OR Yamhill Co. United States  | 
            
                Brutscher St. / Hayes St. (45.30378, -122.94090)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.9211  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Newberg,
                OR Yamhill Co. United States  | 
            
                Providence Dr. / Hayes St. / Wenn Blvd. (45.30378, -122.93650)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.0409  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2006-2010). ICD estimated from Google Maps linework. | 
| 
                Wilsonville,
                OR Clackamas Co. United States  | 
            
                SW Boeckman Rd. / Tooze Rd. (45.31616, -122.78790)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 40.3126  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Gorham,
                ME Cumberland Co. United States  | 
            
                Rte. 112 / Rte. 114 (43.65213, -70.42751)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7999  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Gorham,
                ME Cumberland Co. United States  | 
            
                Rte. 112 / Rte. 4 (43.66904, -70.45676)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.8284  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. |