| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Bloomington,
                IN Monroe Co. United States  | 
            
                W Tapp Rd. / S Adams St. (39.13650, -86.55431)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.4967  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | No truck apron and wide circulatory roadway. ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippicanoe Co. United States  | 
            
                McClure Ave. / Win Hentschel Blvd. (40.46592, -86.92810)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 59.0613  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Carmel,
                IN Hamilton Co. United States  | 
            
                W. 136th St. / Ditch Rd. (39.98478, -86.18355)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.2650  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Carmel,
                IN Hamilton Co. United States  | 
            
                W. 141st St. / Ditch Rd. (39.99198, -86.18353)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.6006  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Carmel,
                IN Hamilton Co. United States  | 
            
                W. 141st St. / Springmill Rd. (39.99215, -86.16481)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.5156  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Valparaiso,
                IN Porter Co. United States  | 
            
                Laporte Ave. / Sturdy Rd. (41.46645, -87.03669)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Right-turn-only lanes on west, east, and south legs. | 
| 
                Kokomo,
                IN Howard Co. United States  | 
            
                Center Rd. / Webster St. (40.43313, -86.13661)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.9995  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Des Moines,
                IA Polk Co. United States  | 
            
                Gannett Ave. / Rittenhouse St. (41.52031, -93.65178)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 41.1341  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | ICD estimated from Google Maps linework. | 
| 
                Altoona,
                IA Polk Co. United States  | 
            
                10th Ave. SE / 15th St. SE (41.63733, -93.45121)  | 
            
                Other Removed  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 18.2880  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | No splitter islands. Opened December 16, 2005. Circle replaced with a 4-way stop in 2024. https://www.altoona-iowa.com/news_detail_T2_R153.php | 
| 
                (unincorporated),
                IA Blackhawk Co. United States  | 
            
                Independence Ave. (IA 281) / Raymond Rd. (V49) (42.49790, -92.21953)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.7456  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Opened Octboer 29, 2008. First roundabout in Iowa with 55mph approaches. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| 
                Cedar Falls,
                IA Blackhawk Co. United States  | 
            
                Cedar Heights Dr. / Viking Rd. (42.48899, -92.41638)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Right-turn-only lane on west leg. Intersection relocated from T-intersection to the south. Opened November 2007. | 
| 
                Clive,
                IA Dallas Co. United States  | 
            
                NW 156th St. / Boston Pkwy. (41.62066, -93.83356)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.7487  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Clive,
                IA Dallas Co. United States  | 
            
                Berkshire Pkwy. / Sheridan Ave. (41.61697, -93.84561)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.5370  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Clive,
                IA Dallas Co. United States  | 
            
                Berkshire Pkwy. / Boston Pkwy. (41.62153, -93.84657)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.3558  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Coralville,
                IA Johnson Co. United States  | 
            
                E. 9th St. / Quarry Rd. (41.68176, -91.55988)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5714  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | Opened August 15, 2006. ICD estimated from Google Maps linework. | 
| 
                Coralville,
                IA Johnson Co. United States  | 
            
                Holiday Rd. / Corridor Way (41.69709, -91.60332)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.3202  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Ottumwa,
                IA Wapello Co. United States  | 
            
                US 34 / US 63 (41.00102, -92.40453)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.3638  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Opened November 2006. Right turn bypass lanes on all approaches. ICD estimated from Google Maps linework. | 
| 
                Urbandale,
                IA Dallas Co. United States  | 
            
                142nd St. / Douglas Pkwy. (41.62940, -93.80899)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.6355  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Billings,
                MT Yellowstone Co. United States  | 
            
                Shiloh Crossing Blvd. / Olympic Blvd. (45.75216, -108.61570)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.1677  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                West Des Moines,
                IA Dallas Co. United States  | 
            
                Wistful Vista Dr. / S. 79th St. (41.56572, -93.81668)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.6372  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Morse Blvd. / Odell Cir. (north) (28.89448, -81.96899)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.2367  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Morse Blvd. / Bonita Blvd. (28.87963, -81.96627)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 64.0080  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2006 | |
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Morse Blvd. / Odell Cir. (south) (28.87232, -81.96546)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.3853  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / St. Charles Pl. (28.87086, -81.99529)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.3861  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Oxford,
                MS Lafayette Co. United States  | 
            
                Old Taylor Rd. / University of Miss. Access Rd. (34.35899, -89.53144)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.5641  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Oxford,
                MS Lafayette Co. United States  | 
            
                Lamar St. / US 278 EB Ramps (34.35343, -89.52121)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 33.5242  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Built June-July 2007. ICD estimated from Google Maps linework. | 
| 
                Oxford,
                MS Lafayette Co. United States  | 
            
                Lamar St. / US 278 WB Ramps (34.35479, -89.52112)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.4676  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Built June-July 2007. ICD estimated from Google Maps linework. | 
| 
                Laurel,
                MS Jones Co. United States  | 
            
                Central Ave. / Maple St. (31.69108, -89.12855)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.4224  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Waco,
                TX McLennan Co. United States  | 
            
                Austin Ave. / N 38th St. (31.52991, -97.16233)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 18.2880  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2009 | News story at http://www.kcendt.com/?p=11617, Photos at http://www.waco-texas.com/photo-gallery/index22.htm. | 
| 
                Waco,
                TX McLennan Co. United States  | 
            
                Austin Ave. / 29th St. (31.53724, -97.15418)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4317  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | News story at http://www.kcendt.com/?p=11617, Photos at http://www.waco-texas.com/photo-gallery/index22.htm. | 
| 
                Clearwater,
                FL Pinellas Co. United States  | 
            
                Rainbow Dr. / Comet Ave. (27.96245, -82.75652)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.0979  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Opened May 2009. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Keene,
                NH Cheshire Co. United States  | 
            
                Rte. 101 / Winchester St. (42.92247, -72.29079)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 59.4713  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Keene,
                NH Cheshire Co. United States  | 
            
                Main St. / Winchester St. / Marlboro St. (42.92849, -72.27757)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.2307  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Portsmouth,
                NH Rockingham Co. United States  | 
            
                US 1 / US 1 Bypass / US 4 (43.07290, -70.78094)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 138.7179  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Epsom,
                NH Merrimack Co. United States  | 
            
                US 4-US 202 (Dover Rd.) / Rte 28 (Suncock Valley Hwy.) (43.22784, -71.36053)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 91.4400  | 
            
                Other (At-Grade) Single-Lane  |   
            1940 | Elliptical shaped. ICD = 300 ft x 260 ft. | 
| 
                Rye,
                NH Rockingham Co. United States  | 
            
                Foyes Corner: Rte 1A (Pioneer Rd. - Sagamore Rd.) / Elwin Rd. / Sagamore Rd. (43.04597, -70.74656)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0037  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | |
| 
                Claremont,
                NH Sullivan Co. United States  | 
            
                Main St. / Broad St. / Tremont St. / Sullivan St. (43.37272, -72.33808)  | 
            
                Other Existing  | 
            
                Other Unknown  | 
            
                0 Approaches 0 Driveways 32.1219  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Newport,
                NH Sullivan Co. United States  | 
            
                Rte 10 / Rte 11 (43.36506, -72.17355)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 30.3894  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Kittery,
                ME York Co. United States  | 
            
                US 1 / Rte 236 (43.10072, -70.74415)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 91.5646  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Portland,
                OR Multnomah Co. United States  | 
            
                SE 56th Ave. / SE Woodward St. (45.50140, -122.60500)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown None  | 
            
                3 Approaches 0 Driveways 43.5289  | 
            
                Other (At-Grade) Single-Lane  |   
            1988 | Completed 10/27/1998. ICD estimated from Google Maps linework. | 
| 
                Portland,
                OR Multnomah Co. United States  | 
            
                SE 58th Ave. / SE Woodward St. (45.50140, -122.60310)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            1988 | Completed 10/27/1998. | 
| 
                Farmington Hills,
                MI Oakland Co. United States  | 
            
                14 Mile Rd. / Farmington Rd. (42.52785, -83.37922)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)  | 
            
                4 Approaches 0 Driveways 29.0452  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Hamburg,
                NY Erie Co. United States  | 
            
                US 62 (E Main St.) / Center St. (42.71622, -78.83438)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 23.6925  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Hamburg,
                NY Erie Co. United States  | 
            
                US 62 (E Main St.) / Buffalo St. (42.71581, -78.82941)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 33.3452  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                East Helena,
                MT Lewis and Clark Co. United States  | 
            
                Canyon Ferry Rd. / Lake Helena Dr. (46.61710, -111.89391)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | |
| 
                Ogden,
                UT Weber Co. United States  | 
            
                Tyler Ave. / University Cir. (41.19333, -111.94780)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.8476  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Completed July 2008. On campus of Weber State University. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| 
                Ogden,
                UT Weber Co. United States  | 
            
                Tyler Ave. / 41st St. (41.19035, -111.94770)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.1530  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Completed July 2008. On campus of Weber State University. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| 
                Tigard,
                OR Washington Co. United States  | 
            
                SW Barrows Rd. / SW Roshak Rd. / (parking lot) (45.42692, -122.84486)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.4989  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Woodland,
                CA Yolo Co. United States  | 
            
                Miekle Ave. / Galvin Way (38.65156, -121.73590)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.1162  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Previously controlled by new ICD estimated from Google Maps linework. | 
| 
                Newnan,
                GA Coweta Co. United States  | 
            
                E Broad St. / Lower Fayetteville Rd. / Greison Trl. / E Newman Rd. (33.36807, -84.77920)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Opened Oct. 28, 2008. $520,838 construction cost. | 
| 
                Lawrenceville,
                GA Gwinnett Co. United States  | 
            
                Arnold Rd. / Hutchins Rd. (33.90213, -84.05066)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.6775  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Conyers,
                GA Rockdale Co. United States  | 
            
                Travis St. / Hardin St. / Okelly St. (33.66432, -84.01964)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 22.8629  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Year Completed estimated (1999-2002). ICD estimated from Google Maps linework. | 
| 
                Whitesburg,
                GA Carroll Co. United States  | 
            
                SR 5 / SR 16-US 27 Alt (33.49142, -84.91228)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 17.9286  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Roopville,
                GA Carroll Co. United States  | 
            
                SR 5 / Old US 27 (33.46011, -85.12862)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 22.9170  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Kennewick,
                WA Benton Co. United States  | 
            
                SR 240 / US 395 SB Ramps (46.21697, -119.13980)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 47.9307  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | June 2009. ICD estimated from Google Maps linework. | 
| 
                Kennewick,
                WA Benton Co. United States  | 
            
                SR 240 / US 395 NB Ramps / Columbia Dr. (46.21688, -119.13680)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 28.0973  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | June 2009. ICD estimated from Google Maps linework. | 
| 
                Green Bay,
                WI Brown Co. United States  | 
            
                W Mason St. (STH 54) / STH 172 (Airport Dr.) (44.50001, -88.17641)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2011 | Opened November 2011. | 
| 
                Caledonia,
                WI Racine Co. United States  | 
            
                STH 38 / CTH K (Northwestern Ave.) (42.75957, -87.86417)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.9524  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | Opened November 2007. Right-turn bypass lane. ICD estimated from Google Maps linework. | 
| 
                Medford,
                WI Taylor Co. United States  | 
            
                STH 13 / Allman St. (45.14894, -90.33466)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.8545  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2011 | Opened October 2011. ICD estimated from Google Maps linework. | 
| 
                Medford,
                WI Taylor Co. United States  | 
            
                STH 13 / Ann's Way (45.15473, -90.33393)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 53.9030  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2011 | Opened October 2011. ICD estimated from Google Maps linework. | 
| 
                Dodgeville,
                WI Iowa Co. United States  | 
            
                US 18 / Bennett Rd. (42.96960, -90.11338)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.6954  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Opened October 7, 2008. ICD estimated from Google Maps linework. | 
| 
                New Berlin,
                WI Waukesha Co. United States  | 
            
                Moorland Rd. (CTH O) / I-43 NB Ramps / Rockridge Rd. (42.94913, -88.10900)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2068  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2007 | Opened September 2007. ICD estimated from Google Maps linework. | 
| 
                New Berlin,
                WI Waukesha Co. United States  | 
            
                CTH Y (Racine Ave.) / I-43 NB Ramps (42.93221, -88.15884)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.9731  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | Opened November 2009. ICD estimated from Google Maps linework. | 
| 
                Oconomowoc,
                WI Waukesha Co. United States  | 
            
                Wisconsin Ave. / Walnut St. (43.10956, -88.49469)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.6205  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Opened August 15, 2008. ICD estimated from Google Maps linework. | 
| 
                Lannon,
                WI Waukesha Co. United States  | 
            
                STH 74 (Main St.) / CTH V (Townline Dr.) / McLaughlin Rd. (43.13902, -88.18408)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.3459  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Opened November 15, 2008. ICD estimated from Google Maps linework. | 
| 
                Green Bay,
                WI Brown Co. United States  | 
            
                US 141 / Atkinson Dr. (44.53348, -88.02827)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.4601  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | Opened October 17, 2012. ICD estimated from Google Maps linework. | 
| 
                New Berlin,
                WI Waukesha Co. United States  | 
            
                CTH Y (Racine Ave.) / I-43 SB Ramps (42.93426, -88.15884)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 47.2182  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | Opened November 2009. ICD estimated from Google Maps linework. | 
| 
                New Berlin,
                WI Waukesha Co. United States  | 
            
                Moorland Rd. (CTH O) / I-43 SB Ramps (42.95341, -88.10897)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 67.3087  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2008 | Opened November 2008. ICD estimated from Google Maps linework. | 
| 
                Carmel,
                IN Hamilton Co. United States  | 
            
                Old Meridian St. / Guilford Ave. (39.98255, -86.14163)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 62.4840  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2008 | Right-turn-only lane on southeast leg. Painted spirals next to central island. | 
| 
                Boise City,
                OK Cimarron Co. United States  | 
            
                US 287 / SR 325 (36.72967, -102.51310)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 94.7642  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Revere,
                MA Suffolk Co. United States  | 
            
                SR 60 / Beach St. (42.40913, -71.00166)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 81.1284  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            Through movement passes through center. Signalized. Functional Class: Arterial ICD estimated from Google Maps linework. | |
| 
                Revere,
                MA Suffolk Co. United States  | 
            
                SR 60 / SR 107 (42.42123, -71.00449)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 92.5743  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            Functional Class: Arterial ICD estimated from Google Maps linework. | |
| 
                Lynn,
                MA Essex Co. United States  | 
            
                Lynn Way / Nahant Rd. (42.45684, -70.93676)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 124.2434  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Gloucester,
                MA Essex Co. United States  | 
            
                Grant Circle [Rte 128 (Yankee Division Hwy) / Rte 127 / Washington St.] (42.62204, -70.67609)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 114.3000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1952 | |
| 
                Gloucester,
                MA Essex Co. United States  | 
            
                Blackburn Circle [Rte 128 (Yankee Division Hwy) / Dory Rd. / School House Rd.] (42.62497, -70.66152)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 175.2600  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1958 | |
| 
                Junction City,
                KS Geary Co. United States  | 
            
                US 40 Business (Washington St.) / I-70 WB Ramps / Goldenbelt Blvd. (39.00839, -96.83505)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Completed July 2006. | 
| 
                Junction City,
                KS Geary Co. United States  | 
            
                East St. / E Chestnut St. / Frontage Rd. / I-70 WB Exit Ramp (39.02176, -96.81661)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 64.0077  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Completed November 2008 (?). | 
| 
                Hutchinson,
                KS Reno Co. United States  | 
            
                E 56th Ave. / N Plum St. (38.11560, -97.92245)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Completed September 2009. | 
| 
                Lawrence,
                KS Douglas Co. United States  | 
            
                N Kasold Dr. / Tillerman Dr. (38.99010, -95.27911)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Opened October 2007. | 
| 
                Lawrence,
                KS Douglas Co. United States  | 
            
                N Kasold Dr. / Grand Vista Dr. (38.99325, -95.27913)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Opened October 2007. | 
| 
                Waco,
                TX McLennan Co. United States  | 
            
                Crosslake Pkwy. / Legend Lake Pkwy. (31.49100, -97.15920)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Major internal street intersection for a 159-acre tract (74.5 acres of this is Hospital and Medical complex). | 
| 
                Carmel,
                IN Hamilton Co. United States  | 
            
                Oakridge Rd. / Bennett Rd. (39.99594, -86.14580)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.8536  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Baton Rouge,
                LA East Baton Rouge Par. United States  | 
            
                Lovett Rd. / (Magnolia Square subdivision) (30.52095, -91.03818)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 18.5192  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Anacortes,
                WA Skagit Co. United States  | 
            
                Pennsylvania Ave. / W 12th St. (48.49817, -122.65669)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Built for the purpose of traffic calming near a residential park area. Concrete-asphalt. | 
| 
                Princeton Junction,
                NJ Mercer Co. United States  | 
            
                Post Rd. / Alexander Rd. (40.31186, -74.62854)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 29.1429  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Previously controlled by one-way stop ICD estimated from Google Maps linework. | 
| 
                Azusa,
                CA Los Angeles Co. United States  | 
            
                Sierra Madre Ave. / Vosberg Dr. (34.14674, -117.90260)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.5835  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Built near a single-family housing project that was previously a large nursery. ICD estimated from Google Maps linework. | 
| 
                Azusa,
                CA Los Angeles Co. United States  | 
            
                Sierra Madre Ave. / Macneil Dr. (34.14662, -117.89040)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.5835  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Built on single-family home project that was previously a large nursery. ICD estimated from Google Maps linework. | 
| 
                Azusa,
                CA Los Angeles Co. United States  | 
            
                The Promenade / (unknown) (34.13805, -117.89310)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                3 Approaches 0 Driveways 34.5986  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Champaign,
                IL Champaign Co. United States  | 
            
                English Oak Dr. / (unknown) (40.10075, -88.32784)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 28.3203  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                West Valley,
                UT Salt Lake Co. United States  | 
            
                Lake Park Blvd. / Daybury Dr. (40.71107, -112.02180)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 53.3400  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | |
| 
                West Valley,
                UT Salt Lake Co. United States  | 
            
                Lake Park Blvd. / Highbury Pkwy. (40.71235, -112.01350)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 64.0080  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | |
| 
                West Valley,
                UT Salt Lake Co. United States  | 
            
                Lake Park Blvd. / S 4800 W (40.71236, -112.00900)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 52.5070  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                West Valley,
                UT Salt Lake Co. United States  | 
            
                Daybury Dr. / Highbury Pkwy. (40.70805, -112.02010)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | |
| 
                West Jordan,
                UT Salt Lake Co. United States  | 
            
                4800 W / 7600 S (40.61269, -112.00540)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.8260  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Fourth leg added. Previously controlled by one-way stop ICD estimated from Google Maps linework. | 
| 
                Rome,
                NY Oneida Co. United States  | 
            
                SR 825 / Ellsworth Rd. (43.21731, -75.41796)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 55.7044  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2002 | Constructed in old air force base. ICD estimated from Google Maps linework. | 
| 
                Corning,
                NY Steuben Co. United States  | 
            
                Robert Dann Blvd. / Aurene Dr. / Creekside Dr. (42.16506, -77.11484)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.7216  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Access permits for research and development plant. ICD estimated from Google Maps linework. | 
| 
                San Clemente,
                CA Orange Co. United States  | 
            
                Calle Las Bolsa / Boca de la Playa (33.43215, -117.63000)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 22.9244  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Dover,
                DE Kent Co. United States  | 
            
                Mifflin Rd. / Woodmill Dr. (39.15527, -75.55831)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Painted splitter islands. | 
| 
                Redmond,
                WA King Co. United States  | 
            
                Eastridge Dr. NE / 244th Pl. NE (47.68499, -122.01300)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 16.8846  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2014 | Open July 2014. ICD estimated from Google Maps linework. | 
| 
                Cheektowaga,
                NY Erie Co. United States  | 
            
                Harlem Rd. / Cleveland Dr. (42.94493, -78.78408)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.5872  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | ICD estimated from Google Maps linework. |