| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                San Luis Obispo,
                CA San Luis Obispo Co. United States  | 
            
                Chorro St. / High St. (35.27217, -120.65736)  | 
            
                Traffic Calming Circle Existing  | 
            
                One-Way/Two-Way Stop None  | 
            
                4 Approaches 0 Driveways 10.7258  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                San Luis Obispo,
                CA San Luis Obispo Co. United States  | 
            
                Chorro St. / Church St. (35.27448, -120.65800)  | 
            
                Traffic Calming Circle Existing  | 
            
                One-Way/Two-Way Stop None  | 
            
                4 Approaches 0 Driveways 29.2513  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                S River Rd. / Williams St. / Tapawingo Dr. (40.41833, -86.90641)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 50.0104  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Shenandoah Dr. / Navarre Dr. (40.42654, -86.84718)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 20.0017  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Concord Rd. / Maple Point Dr. (40.38670, -86.85735)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 40.0271  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Walter Scholer Dr. / CR 10 W (40.38265, -86.90634)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 59.1345  | 
            
                Other (At-Grade) Single-Lane  |   
            Unknown completion date (before 1993). ICD estimated from Google Maps linework. | |
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Old Romney Rd. / Twyckenham Blvd. / Brunswick Dr. (40.38465, -86.91117)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 40.0283  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Twyckenham Blvd. / Poland Hill Rd. (40.38356, -86.89532)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 39.1192  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                SR 25 / Old SR 25 (40.45910, -86.84349)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 55.4324  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | Right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| 
                Pasco,
                WA Franklin Co. United States  | 
            
                N 4th Ave. / N 3rd Ave. / W Marie St. (46.23961, -119.09537)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 61.1277  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Open August 2012. ICD estimated from Google Maps linework. | 
| 
                Airway Heights,
                WA Spokane Co. United States  | 
            
                Sprague Ave. / Quest Dr. (47.65441, -117.56614)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.4880  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | Open July 2012. Concentric circulatory roadway striping. ICD estimated from Google Maps linework. | 
| 
                Lake Stevens,
                WA Snohomish Co. United States  | 
            
                N Davies Rd. / Frontier Village Access Rd. (48.00472, -122.10462)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 18.2880  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2012 | Painted splitter islands. Open July 2012. | 
| 
                Pasco,
                WA Franklin Co. United States  | 
            
                Saraceno Way / (Columbia Basin College entrance) (46.25374, -119.12143)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.5560  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Year Completed estimated (1996-2003). ICD estimated from Google Maps linework. | 
| 
                Marion,
                KS Marion Co. United States  | 
            
                US 77 / US 56 / K-150 (38.36284, -96.96676)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.0941  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Rural, high-speed approaches. Bypass roadways for oversize/overweight (OSOW) trucks. Open December 2015. ICD estimated from Google Maps linework. | 
| 
                Lawrence,
                KS Douglas Co. United States  | 
            
                Wakarusa Dr. / Legends Dr. / Inverness Dr. (38.96296, -95.30698)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.3602  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | Open January 2015. ICD estimated from Google Maps linework. | 
| 
                Topeka,
                KS Shawnee Co. United States  | 
            
                NW 46th St. / NW Topeka Blvd. (39.12957, -95.66378)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.3968  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2014 | Open November 2014. ICD estimated from Google Maps linework. | 
| 
                Topeka,
                KS Shawnee Co. United States  | 
            
                NW 46th St. / NW Rochester Rd. (39.12910, -95.67268)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Open November 2014. | 
| 
                Newton,
                KS Harvey Co. United States  | 
            
                S Anderson Rd. / US 50 Ramps (38.02647, -97.35495)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 128.0160  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2014 | Elliptical shaped. Terminal for a single-point interchange. ICD = 420 ft x 320 ft. Open August 2014. | 
| 
                Lenexa,
                KS Johnson Co. United States  | 
            
                Renner Rd. / W 86th St. (38.97310, -94.77980)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 49.2116  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2014 | Open September 2014. ICD estimated from Google Maps linework. | 
| 
                Topeka,
                KS Shawnee Co. United States  | 
            
                SW 17th St. / SW Urish Rd. (39.03593, -95.78097)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 95.5527  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Designed for ultimate two-lane Urish entries; striped as single-lane entry with right-turn-only lane. Open November 2012. ICD estimated from Google Maps linework. | 
| 
                Mulvane,
                KS Sumner Co. United States  | 
            
                E 119th St. connector / (casino access) / I-35 NB Ramps (Kansas Turnpike) (37.47198, -97.32102)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 70.1040  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2011 | Open December 2011. | 
| 
                Mulvane,
                KS Sumner Co. United States  | 
            
                E 119th St. connector / (casino access) / I-35 SB Ramps (Kansas Turnpike) (37.47137, -97.32445)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 70.1040  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2011 | Open December 2011. | 
| 
                Wellington,
                KS Sumner Co. United States  | 
            
                US 160 (E 15th St.-E 16th St.) / N A St (37.27534, -97.39388)  | 
            
                Roundabout Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 116.8953  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Open November 2011. ICD estimated from Google Maps linework. | 
| 
                Olathe,
                KS Johnson Co. United States  | 
            
                W 153rd St. / Olathe Medical Center Pkwy. (38.85100, -94.82983)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.4361  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| 
                Vancouver,
                WA Clark Co. United States  | 
            
                Fort Vancouver Way. / Evergreen Blvd. (45.62863, -122.66310)  | 
            
                Other Existing  | 
            
                All-Way Stop Unknown  | 
            
                4 Approaches 0 Driveways 40.0897  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                (unincorporated),
                OH Delaware Co. United States  | 
            
                Cheshire Rd. / TR 35 (40.23802, -82.93950)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Rural, high-speed approaches. Year Completed estimated (2011-2014). | 
| 
                Vancouver,
                WA Clark Co. United States  | 
            
                NE 44th St. / NE 137th Ave. (45.65377, -122.53207)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.8796  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                OH Delaware Co. United States  | 
            
                Sawmill Pkwy. / Clark Shaw Rd (40.22808, -83.09516)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.9449  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                OH Delaware Co. United States  | 
            
                Sawmill Pkwy. / Bean Oller Rd. (40.23539, -83.09539)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.4108  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Vancouver,
                WA Clark Co. United States  | 
            
                NE 39th St. / NE 137th Ave. / NE 138th Ave. (45.65025, -122.53209)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.4044  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                OH Delaware Co. United States  | 
            
                Sawmill Pkwy. / Ford Rd. (40.24463, -83.09368)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.8463  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                OH Delaware Co. United States  | 
            
                Sawmill Pkwy. / Bunty Station Rd. (40.25373, -83.09134)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.3980  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Vancouver,
                WA Clark Co. United States  | 
            
                NE 32nd Cir. / NE 138th Ave. (45.64517, -122.53057)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.0778  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Wooster,
                OH Wayne Co. United States  | 
            
                SR 83 (Burbank Rd.) / W Smithville Western Rd. (40.85801, -81.95140)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Completed August 2016. | 
| 
                Dublin,
                OH Union Co. United States  | 
            
                Hyland Croy Rd. / Mitchell Dewitt Rd. (40.13341, -83.17931)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.8297  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Right-turn-only lanes on north and south legs. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| 
                Vancouver,
                WA Clark Co. United States  | 
            
                NE 18th St. / I-205 SB On Ramp (45.63554, -122.56193)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 33.4039  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                OH Delaware Co. United States  | 
            
                Home Rd. / Concord Rd. (40.19585, -83.16441)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.6666  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| 
                Ridgefield,
                WA Clark Co. United States  | 
            
                NW 319th St. / NW 31st Ave. (45.85093, -122.70594)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2017 | Part of Ilani Casino interchange project. | 
| 
                Ridgefield,
                WA Clark Co. United States  | 
            
                NW 319th St. / I-5 SB Ramps (45.85163, -122.70380)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2017 | Part of Ilani Casino interchange project. | 
| 
                Ridgefield,
                WA Clark Co. United States  | 
            
                NW La Center Rd. / I-5 NB Ramps (45.85214, -122.70160)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2017 | Part of Ilani Casino interchange project. | 
| 
                Camas,
                WA Clark Co. United States  | 
            
                NW 6th Ave. / SR 14 WB Ramps / NW Norwood St. (45.58216, -122.42684)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2016 | |
| 
                Southlake,
                TX Tarrant Co. United States  | 
            
                Bicentennial Dr. / Unity Way (32.94346, -97.15686)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4800  | 
            
                Unknown Single-Lane  |   
            2010 | . | 
| 
                Bristol, Village of,
                WI Kenosha Co. United States  | 
            
                Wilmot Rd. / 160th Ave. (42.53847, -88.00097)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 35.2004  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Year Completed estimated (2010-2013). ICD estimated from Google Maps linework. | 
| 
                Pleasant Prairie, Village of,
                WI Kenosha Co. United States  | 
            
                88th Ave. / Wilmot Rd. (42.56033, -87.91425)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 36.0678  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Year Completed estimated (2013-2015). ICD estimated from Google Maps linework. | 
| 
                Pleasant Prairie, Village of,
                WI Kenosha Co. United States  | 
            
                Springbrook Rd. / 39th Ave. (42.52830, -87.85408)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 36.0863  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                Hebron Way / Sea Rose Ave. (47.61578, -52.72824)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.4497  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                World Pkwy. / Navigator Ave. (47.61248, -52.75041)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.4522  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                Robin Hood Bay Rd. (east) (47.60559, -52.67235)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 38.6521  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                Robin Hood Bay Rd. (west) (47.60597, -52.67609)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 32.2099  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                Danny Dr. / Hwy 1 EB Ramps (47.49446, -52.86186)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 53.2595  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2014 | one leg blocked off ICD estimated from Google Maps linework. | 
| 
                St John's,
                NL Newfoundland and Labrador Canada  | 
            
                Ruth Ave. / Rte 2 WB Ramps (47.50841, -52.82303)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 47.5981  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2018 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                Southlands Blvd. / Reservoir Rd. / Danny Dr. (47.50592, -52.82828)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 65.3496  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                St John’s,
                NL Newfoundland and Labrador Canada  | 
            
                Danny Dr. / Gallway Blvd. (47.50411, -52.82701)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 53.2497  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                St John's,
                NL Newfoundland and Labrador Canada  | 
            
                Gallway Blvd. / (unknown) (47.50180, -52.83153)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 27.4329  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Conyers,
                GA Rockdale Co. United States  | 
            
                1254 Flat Shoals Rd SW (33.64696, -84.02564)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                2 Approaches 0 Driveways 42.7523  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Lithonia,
                GA DeKalb Co. United States  | 
            
                198 Kensington Circle (33.67998, -84.09974)  | 
            
                Other Existing  | 
            
                Other Unknown  | 
            
                4 Approaches 0 Driveways 26.8342  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Duluth,
                GA Gwinnett Co. United States  | 
            
                1 Howell Landing NW (34.01098, -84.16557)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 26.7304  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Suwanee,
                GA Gwinnett Co. United States  | 
            
                Summit Gate Dr. / Sentry Ridge Crossing (34.05950, -84.02453)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.6729  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework. | 
| 
                Adrian,
                MI Lenawee Co. United States  | 
            
                E Church St. / S Broad St. / Union St. (41.89704, -84.03490)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 31.1148  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Ottawa Lake,
                MI Monroe Co. United States  | 
            
                St Anthony Rd. / US 23 NB Ramps (41.79823, -83.68614)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 39.1762  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Ottawa Lake,
                MI Monroe Co. United States  | 
            
                St Anthony Rd. / US 23 SB Ramps (41.79802, -83.69021)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 35.6148  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2013 | Right-turn bypass lane on west leg. ICD estimated from Google Maps linework. | 
| 
                Howell,
                MI Livingston Co. United States  | 
            
                Chilson Rd. / E Coon Lake Rd. (42.53678, -83.87150)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 36.0814  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Northville,
                MI Oakland Co. United States  | 
            
                Napier Rd. / W 10 Mile Rd. (42.46402, -83.55352)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)  | 
            
                4 Approaches 0 Driveways 38.7665  | 
            
                Other (At-Grade) Unknown  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Northville,
                MI Oakland Co. United States  | 
            
                Taft Rd. / Morgan Blvd. (42.44300, -83.49355)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 23.7966  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Year Completed estimated (2007-2010). ICD estimated from Google Maps linework. | 
| 
                Southfield,
                MI Oakland Co. United States  | 
            
                Civic Center Dr. / Evergreen Rd. (42.48011, -83.24083)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 38.7566  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Southfield,
                MI Oakland Co. United States  | 
            
                Evergreen Rd / (library and shopping center parking lots) (42.48345, -83.24100)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.9929  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Springfield,
                OR Lane Co. United States  | 
            
                Franklin Blvd. / S A St. / Main St. (44.04414, -123.03027)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                3 Approaches 0 Driveways 70.3961  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2018 | ICD estimated from Google Maps linework. | 
| 
                Balgonie,
                SK Saskatchewan Canada  | 
            
                Hwy 46 / Hwy 1 EB Ramps (50.47618, -104.28151)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.5236  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2017 | Roundabouts at the ramp terminal on both sides of a diamond interchange. ICD estimated from Google Maps linework. | 
| 
                Balgonie,
                SK Saskatchewan Canada  | 
            
                Hwy 46 / Hwy 1 WB Ramps (50.47802, -104.28495)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.0422  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2017 | Roundabouts at the ramp terminal on both sides of a diamond interchange. ICD estimated from Google Maps linework. | 
| 
                Kalamazoo,
                MI Kalamazoo Co. United States  | 
            
                Harrison St. / E Ransom St. / E Gull St. (42.29712, -85.57453)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.9863  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Comstock Township,
                MI Kalamazoo Co. United States  | 
            
                S Sprinkle Rd. / I-94 WB Off-Ramp / E Cork St. (42.26233, -85.53094)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 62.4840  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2015 | |
| 
                Kalamazoo,
                MI Kalamazoo Co. United States  | 
            
                S Sprinkle Rd. / I-94 EB Ramps (42.25819, -85.53116)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 73.1520  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2015 | |
| 
                Ypsilanti,
                MI Washtenaw Co. United States  | 
            
                Whittaker Rd. / Merrit Rd. (42.18812, -83.60861)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Replaced skewed intersection. | 
| 
                Ann Arbor,
                MI Washtenaw Co. United States  | 
            
                Scio Church Rd. / S Wagner Rd. (42.25569, -83.79885)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2017 | |
| 
                Ann Arbor,
                MI Washtenaw Co. United States  | 
            
                Nixon Rd. / Dhu Varren Rd. / Green Rd. (42.31702, -83.70779)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | |
| 
                Lexington,
                MA Middlesex Co. United States  | 
            
                Hancock St. / Hamilton Rd. / Burlington St. / (unknown) (42.46302, -71.23268)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 23.7889  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Gilroy,
                CA Santa Clara Co. United States  | 
            
                Santa Teresa Blvd. / 3rd St. (37.00747, -121.60034)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 41.0108  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Gilroy,
                CA Santa Clara Co. United States  | 
            
                3rd St. / Cobblestone Ct. (37.00798, -121.60339)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 22.8896  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Gilroy,
                CA Santa Clara Co. United States  | 
            
                Santa Teresa Blvd. / Miller Ave. (36.98747, -121.58780)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 42.9296  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Marquette,
                MI Marquette Co. United States  | 
            
                Wright St. / Sugarloaf Ave. (46.56398, -87.40559)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 32.0250  | 
            
                Other (At-Grade) Unknown  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Marquette,
                MI Marquette Co. United States  | 
            
                Presque Isle Ave. / Fair Ave. (46.55660, -87.39640)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 31.2081  | 
            
                Other (At-Grade) Unknown  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Marquette,
                MI Marquette Co. United States  | 
            
                Wright St. / Lincoln Ave. (46.56397, -87.41181)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 33.6673  | 
            
                Other (At-Grade) Unknown  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                West Baraboo,
                WI Sauk Co. United States  | 
            
                Linn St. / US 12 EB Ramps (43.47476, -89.77598)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2017 | 2 new roundabouts at ramp terminals on new bypass project. | 
| 
                Eastham,
                MA Barnstable Co. United States  | 
            
                Eastham Rotary (US 6 / Rte 6A / Smith Ln.) (41.79887, -69.98398)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 151.3610  | 
            
                Other (At-Grade) Single-Lane  |   
            Commonly known as "the Eastham rotary" ICD estimated from Google Maps linework. | |
| 
                Orleans,
                MA Barnstable Co. United States  | 
            
                Rte 6A (Cranberry Hwy) / Canal Rd / S Orleans Rd. (41.79212, -69.98671)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 29.3849  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Mattawa,
                ON Nipissing Canada  | 
            
                Trans Canada Hwy. / Main St. (46.31735, -78.70220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 34.6449  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Baraboo,
                WI Sauk Co. United States  | 
            
                CR W / US 12 WB Ramps (43.45996, -89.77719)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2014 | 2 new roundabouts at ramp terminals on new bypass project. | 
| 
                Hemel Hempstead,
                England Herts United Kingdom  | 
            
                Plough Roundabout: A414 / Lawn Ln. / Two Waters Rd. / Station Rd. / Leighton Buzzard Rd. / Selden Hill (51.74628, -0.47329)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                6 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Ring junction (3+ mini-roundabouts in ring)  |   
            Ring junction of six mini-roundabouts. | |
| 
                West Drayton,
                England Greater London United Kingdom  | 
            
                Longford Roundabout (Stanwell Moor Rd. / Bath Rd.) (51.47911, -0.49463)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 59.5062  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            ICD estimated from Google Maps linework. | |
| 
                London,
                England City of London United Kingdom  | 
            
                Terminal 5 Roundabout (Western Perimeter Rd. / M25 Ramps) (51.47474, -0.49471)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 76.6216  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ICD estimated from Google Maps linework. | |
| 
                Staines-upon-Thames,
                England Greater London United Kingdom  | 
            
                Stanwell Moor Rd. / Southern Perimeter Rd. (51.46354, -0.49342)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal Unknown  | 
            
                4 Approaches 0 Driveways 87.0576  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            ICD estimated from Google Maps linework. | |
| 
                Staines-upon-Thames,
                England Greater London United Kingdom  | 
            
                Southern Perimeter Rd. / Western Perimeter Rd. (51.46226, -0.48932)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Pedestrian Signal (red-yellow-green to drivers)  | 
            
                4 Approaches 0 Driveways 64.7369  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Slough,
                England Greater London United Kingdom  | 
            
                Horton Rd. / Airport Way / M25 Ramps (51.46807, -0.50840)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal Unknown  | 
            
                4 Approaches 0 Driveways 26.7843  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            ICD estimated from Google Maps linework. | |
| 
                Nashville,
                TN Davidson Co. United States  | 
            
                Korean Veterans Blvd. / 8th Ave. S / Lafayette St. (36.15476, -86.77949)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 61.7173  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Kingsport,
                TN Sullivan Co. United States  | 
            
                Watauga St. / E Ravine Rd. / Gibson Mill Rd. (36.54887, -82.55197)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 26.8650  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Kingsport,
                TN Sullivan Co. United States  | 
            
                Sullivan St. / Broad St. / Watauga St. / Holston St. (36.54914, -82.55837)  | 
            
                Other Existing  | 
            
                All-Way Yield Unknown  | 
            
                6 Approaches 0 Driveways 30.7027  | 
            
                Other (At-Grade) Single-Lane  |   
            1917 | Very early traffic circle. ICD estimated from Google Maps linework. | 
| 
                Kingsport,
                TN Sullivan Co. United States  | 
            
                Netherland Inn Rd. / Industry Dr. (36.55264, -82.57854)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 31.6607  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Bypass lanes on north and east quadrants. ICD estimated from Google Maps linework. | 
| 
                Jonesborough,
                TN Washington Co. United States  | 
            
                W Main St. / Depot St. / TN Hwy 353 (36.28199, -82.48374)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.4734  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Bypass lane in west quadrant with acute view angle. ICD estimated from Google Maps linework. | 
| 
                Bühl,
                Baden-Württemberg Rastatt Germany  | 
            
                RungsStraße / HauptStraße (48.69018, 8.13231)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.0554  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Bühl,
                Baden-Württemberg Rastatt Germany  | 
            
                HauptStraße / SchwanenStraße (48.69563, 8.13607)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 11.0366  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ICD estimated from Google Maps linework. |