| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                North East,
                MD Cecil Co. United States  | 
            
                Charlestown Crossing Blvd. / Claiborne Rd. (39.59472, -75.97957)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.6095  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Dundalk,
                MD Baltimore Co. United States  | 
            
                Dundalk Ave. / Sollers Point Rd. (39.24534, -76.50786)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.9734  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                North East,
                MD Cecil Co. United States  | 
            
                Seahawk Dr. / (parking lot) (39.64098, -75.95714)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 28.5107  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Year Completed estimated (1995-2005). ICD estimated from Google Maps linework. | 
| 
                Hampstead,
                MD Carroll Co. United States  | 
            
                MD 30 (Hampstead Bypass) / Business MD 30 (Hanover Pike) (39.58178, -76.84261)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 56.1498  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Hampstead,
                MD Carroll Co. United States  | 
            
                MD 30 (Hampstead Bypass) / MD 482 (Hampstead Mexico Rd.) (39.61108, -76.86457)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.3657  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Hampstead,
                MD Carroll Co. United States  | 
            
                MD-30 (Hampstead Bypass) / Business MD 30 (Hanover Pike) (39.63466, -76.86675)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 49.6684  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Windsor Mill,
                MD Baltimore Co. United States  | 
            
                Lord Baltimore Dr. / Wildlife Dr. (39.31993, -76.75019)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 14.7833  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | Year Completed estimated (1993-2002). ICD estimated from Google Maps linework. | 
| 
                Windsor Mill,
                MD Baltimore Co. United States  | 
            
                Lord Baltimore Dr. / Glen Spring Rd. / Kettle Ct. (39.31750, -76.75152)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 17.5558  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | Year Completed estimated (1993-2002). ICD estimated from Google Maps linework. | 
| 
                Queenstown,
                MD Queen Anne's Co. United States  | 
            
                Nesbit Rd. / Shoreway Dr. (38.96600, -76.18291)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Fourth leg stubbed. | 
| 
                Cumberland,
                MD Allegany Co. United States  | 
            
                US 220 / I-68 EB Ramps  (39.64367, -78.79099)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.0276  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2012 | Built to facilitate U-turns. Teardrop shape. ICD estimated from Google Maps linework. | 
| 
                Chestertown,
                MD Kent Co. United States  | 
            
                MD 20 / MD 291 / (parking lot) (39.21863, -76.07913)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.1899  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Oxon Hill,
                MD Prince George's Co. United States  | 
            
                Oxon Hill Rd. / (parking lots) (38.79166, -77.00416)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.0650  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Oxon Hill,
                MD Prince George's Co. United States  | 
            
                Oxen Hill Rd. / Cedar Ridge Dr. / Panorama Dr. (38.78452, -77.00597)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.4465  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Fort Washington,
                MD Prince George's Co. United States  | 
            
                Oxon Hill Rd. / Kerby Hill Rd. (38.77951, -77.00648)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.4490  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Jessup,
                MD Anne Arundel Co. United States  | 
            
                National Business Pkwy. / Brock Bridge Rd. (39.14025, -76.76395)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 44.4636  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Hanover,
                MD Anne Arundel Co. United States  | 
            
                Watts Ave. / Clark Rd. (39.15138, -76.72638)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 25.9330  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Hanover,
                MD Anne Arundel Co. United States  | 
            
                Ridge Rd. / Corporate Center Dr. (39.19204, -76.70216)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.4719  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Catonsville,
                MD Baltimore Co. United States  | 
            
                UMBC Blvd. / Research Park Dr. (39.24874, -76.71580)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 44.3950  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Elliptical shape. ICD estimated from Google Maps linework. | 
| 
                Catonsville,
                MD Baltimore Co. United States  | 
            
                Hilltop Cir. / UMBC Blvd. (39.25178, -76.71442)  | 
            
                Rotary Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.1156  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | Lane changes needed for some through movements. ICD estimated from Google Maps linework. | 
| 
                Bel Air,
                MD Harford Co. United States  | 
            
                Tollgate Rd. / Macphail Rd. (39.51959, -76.35208)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 19.8120  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2012 | |
| 
                Friendship,
                MD Anne Arundel Co. United States  | 
            
                Solomons Island Rd. (MD 2) / Friendship Rd. (MD 261) / Sansbury Rd. (38.73656, -76.59379)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.0594  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Laurel,
                MD Howard Co. United States  | 
            
                Old Scaggsville Rd. / High Ridge Rd. / Running Deer Dr. (39.11815, -76.86396)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.7985  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Columbia,
                MD Howard Co. United States  | 
            
                Harpers Farm Rd. / Campus Dr. (39.21534, -76.88023)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.4614  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Originally had 4 legs. ICD estimated from Google Maps linework. | 
| 
                Ellicott City,
                MD Howard Co. United States  | 
            
                College Ave. / Bending Sky Way (39.25754, -76.79122)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.8186  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Aberdeen,
                MD Harford Co. United States  | 
            
                Philadelphia Rd. (MD 7) / Ashford Dr.. / Panell Dr. (39.48593, -76.23873)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.4792  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Aberdeen,
                MD Harford Co. United States  | 
            
                Tralee Cir. / Ashford Dr. (39.48395, -76.23831)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 25.8100  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                Aberdeen,
                MD Harford Co. United States  | 
            
                Burnt Hill Trl. / Atlas Cedar Way / Thistle Hill Dr. (39.49324, -76.22236)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.1799  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Aberdeen,
                MD Harford Co. United States  | 
            
                Burnt HIll Trl. / Witch Hazel Way / Limestone Ct. (39.49486, -76.22046)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.1791  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Aberdeen,
                MD Harford Co. United States  | 
            
                Thistle Hill Dr. / Witchhazel Way (39.49563, -76.22415)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.3355  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Aberdeen,
                MD Harford Co. United States  | 
            
                Burnt Hill Trl. / Holly Oak Cir. / Woods Line Dr. (39.49605, -76.21740)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.8055  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                The Dalles,
                OR Wasco Co. United States  | 
            
                E 2nd St. / E 3rd St. / Brewery Grade (45.59719, -121.17291)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.7695  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Boardman,
                OR Morrow Co. United States  | 
            
                Tatone St. / City Center Dr. (45.83253, -119.70259)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.2722  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                S Amity Rd. / (parking lot access) (35.06506, -92.41518)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.1697  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                E Siebenmorgan Rd. / N Museum Rd. (35.09867, -92.41881)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 46.9035  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                Washington Ave. / Fleming St. / Clifton St. (35.10640, -92.44487)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 36.1513  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                Amity Rd. / Elsinger Blvd. (35.08456, -92.41419)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 49.8436  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                E 6th St. / Central Landing Blvd. (35.08420, -92.42236)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.7531  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                E 6th St. / 1st Ave. / Bruce St. (35.08422, -92.42807)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.0705  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Saint George,
                UT Washington Co. United States  | 
            
                Airport Pkwy. / Desert Canyons Pkwy. (37.02456, -113.50841)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 38.1410  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Conway,
                AR Faulkner Co. United States  | 
            
                Bruce St. / (unknown) (35.08250, -92.42927)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | |
| 
                Palm Coast,
                FL Flagler Co. United States  | 
            
                Matanzas Woods Pkwy. / (unknown) (29.60334, -81.28551)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 41.5371  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2010 | Concentric circulatory roadway striping, posted speed limits of 15 mph in circulatory roadway. Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| 
                Adams,
                MA Berkshire Co. United States  | 
            
                Columbia St. (Rte 8) / Renfrew St. / Friend St. (42.63704, -73.11300)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.7517  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Seabrook,
                SC Beaufort Co. United States  | 
            
                US 21 (Trask Pkwy.) / US 17 SB Ramps (32.60212, -80.75961)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 41.2518  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Baton Rouge,
                LA East Baton Rouge Par. United States  | 
            
                Dalrymple Dr. / Isaac Cline Dr. / W Lakeshore Dr. (30.41647, -91.17170)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.7188  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Newport,
                KY Campbell Co. United States  | 
            
                Louie B Nunn Dr. / University Dr. (39.03333, -84.45999)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.6874  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Highland Heights,
                KY Campbell Co. United States  | 
            
                Martha Layne Collins Blvd. / Johns Hill Rd. / University Dr. / Knollwood Dr. (39.02729, -84.46077)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.6071  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Kyles Station Rd. / Cincinnati Dayton Rd. (39.41390, -84.36743)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.5994  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Springboro,
                OH Warren Co. United States  | 
            
                Settlers Walk Blvd. / Remick Blvd. / Stolle Dr. (39.57782, -84.21781)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 64.4378  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | ICD estimated from Google Maps linework. | 
| 
                Miamisburg,
                OH Montgomery Co. United States  | 
            
                Austin W Blvd. / Automation Way (39.59850, -84.24378)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 44.1728  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Kettering,
                OH Montgomery Co. United States  | 
            
                Forrer Blvd. / Madison St. (39.71565, -84.14854)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.4476  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1996 | ICD estimated from Google Maps linework. | 
| 
                Huber Heights,
                OH Miami Co. United States  | 
            
                Carriage Trails Pkwy. / Senna St. (39.89143, -84.12441)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 47.6508  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Year Completed estimated (2002-2004). Side street did not open to traffic until 2009. ICD estimated from Google Maps linework. | 
| 
                Tipp City,
                OH Miami Co. United States  | 
            
                Carriage Trails Pkwy. / Lakeside St. (39.89100, -84.11903)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.3166  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Side street did not open to traffic until 2013. Has pedestrian underpass. ICD estimated from Google Maps linework. | 
| 
                Huber Heights,
                OH Miami Co. United States  | 
            
                Carriage Trails Pkwy. / Forestedge St. (39.89052, -84.11278)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 46.7351  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Side street did not open to traffic until 2005. ICD estimated from Google Maps linework. | 
| 
                Huber Heights,
                OH Miami Co. United States  | 
            
                Carriage Trails Pkwy (39.88634, -84.10037)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 47.6544  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                West Chester Township,
                OH Butler Co. United States  | 
            
                Centre Pointe Dr. / West Chester Township Centre Dr. (39.32694, -84.43063)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.8784  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                West Chester Township,
                OH Butler Co. United States  | 
            
                Lakota Dr. W / Eagle Ridge Dr. / Eagle Ridge Ct. (39.33111, -84.42783)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.5619  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                West Chester Township,
                OH Butler Co. United States  | 
            
                Hutzelman Way / Plum Tree Dr. (39.35732, -84.46578)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.3977  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Painted splitter islands. ICD estimated from Google Maps linework. | 
| 
                West Chester Township,
                OH Butler Co. United States  | 
            
                Dudley Dr. / University Dr. (39.35646, -84.36877)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4746  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Painted splitter island on northwest leg. ICD estimated from Google Maps linework. | 
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Kyles Station Rd. / Yankee Rd. (39.41489, -84.38421)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.5988  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Millikin Rd. / Maud Hughes Rd. (39.40153, -84.40943)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6837  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Kyles Station Rd. / Lesourdsville West Chester Rd. (39.41743, -84.43708)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.5974  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Aspenwood Dr. / Aspen Trail Blvd. (39.42119, -84.44619)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.7559  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | No splitter islands. ICD estimated from Google Maps linework. | 
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Hughes Woods Ln. / Hughes Ridge Ln. (39.39099, -84.40464)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 43.3818  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | No splitter islands. ICD estimated from Google Maps linework. | 
| 
                St. Clair Township,
                OH Butler Co. United States  | 
            
                Hamilton Trenton Rd. / Riverside Dr. / Busenbark Rd. / (parking lot) (39.46565, -84.48671)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.7252  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                St. Clair Township,
                OH Butler Co. United States  | 
            
                Jacksonburg Rd. / Morganthaler Rd. (39.46012, -84.52261)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0399  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                St. Clair Township,
                OH Butler Co. United States  | 
            
                Eaton Rd. / Beissinger Rd. (39.44294, -84.58301)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6602  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Ross Township,
                OH Butler Co. United States  | 
            
                SR 748 (Millville Shandon Rd.) / Layhigh Rd. (39.36255, -84.69648)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.4761  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Mason,
                OH Warren Co. United States  | 
            
                Mason Montgomery Rd. / Bethany Rd. (39.37924, -84.30723)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 49.8513  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Right turn lanes on all approaches, expandable to 2 lanes. ICD estimated from Google Maps linework. | 
| 
                Perrysburg,
                OH Wood Co. United States  | 
            
                SR 199 (McCutchenville Pike) / Roachton Rd. (41.52196, -83.60449)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.0852  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | WOO-199-27.97 PID 96355 E131324 ICD estimated from Google Maps linework. | 
| 
                Deerfield Township,
                OH Warren Co. United States  | 
            
                Fields Ertel Rd. / N Lebanon Rd. / Columbia Rd. (39.28999, -84.28242)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.6549  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Mason,
                OH Warren Co. United States  | 
            
                Socialville-Foster Rd. / Innovation Way (39.32155, -84.29039)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 44.3489  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Middletown,
                OH Warren Co. United States  | 
            
                Union Rd. / Greentree Rd. (39.46532, -84.31978)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 36.8813  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Cynthiana,
                KY Harrison Co. United States  | 
            
                US 27 / US 62 (38.36872, -84.31978)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 41.2013  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Year Completed estimated (2010-2014). ICD estimated from Google Maps linework. | 
| 
                Springfield,
                KY Washington Co. United States  | 
            
                Bardstown Rd. / US 150 Business (37.70884, -85.25774)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 29.2909  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Year Completed estimated (2010-2013). ICD estimated from Google Maps linework. | 
| 
                Cincinnati,
                OH Hamilton Co. United States  | 
            
                Roebling Way / Theodore M Berry Way / Walnut St. (39.09641, -84.51076)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 16.6842  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Terre Haute,
                IN Vigo Co. United States  | 
            
                S Sycamore Terrace St. / New Margaret Dr. (39.43997, -87.34235)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.0408  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Terre Haute,
                IN Vigo Co. United States  | 
            
                IN-46 / IN-641 SB Ramps (39.41463, -87.33553)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2016 | |
| 
                Terre Haute,
                IN Vigo Co. United States  | 
            
                IN-46 / IN-641 NB Ramps (39.41253, -87.33459)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.9093  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Terre Haute,
                IN Vigo Co. United States  | 
            
                E Haythorne Ave. / N Fruitridge Ave. (39.52062, -87.36024)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 16.5834  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Terre Haute,
                IN Vigo Co. United States  | 
            
                IN-42 / Swalls Dr. (39.46157, -87.28667)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.8833  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| 
                Cary,
                NC Wake Co. United States  | 
            
                Parkman Grant Dr. / Beacon Falls Ct. (35.81964, -78.88697)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.0531  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Cary,
                NC Wake Co. United States  | 
            
                Beacon Falls Ct. / Cameron Pond Dr. (35.81996, -78.88966)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 1 Driveways 28.0846  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Woodlake,
                CA Tulare Co. United States  | 
            
                Hwy 216 / Hwy 245 (36.41367, -119.09891)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.7564  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Oakland,
                NE Burt Co. United States  | 
            
                US 77 / SR 32 (41.82428, -96.46580)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.9503  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Mansfield,
                OH Richland Co. United States  | 
            
                Middle Bellville Rd. / Straub Rd. (40.71063, -82.53678)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.3074  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Forest Grove,
                OR Washington Co. United States  | 
            
                OR Hwy 47 / Verboort Rd. / Purdin Rd. (45.54784, -123.10578)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.5115  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Forest Grove,
                OR Washington Co. United States  | 
            
                OR Hwy 47 / David Hill Rd. (45.53898, -123.10728)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 50.1922  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Hillsboro,
                OR Washington Co. United States  | 
            
                NW Jackson School Rd. / NW Scotch Church Rd. / NW Meek Rd. (45.57257, -122.96991)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.4901  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Hillsboro,
                OR Washington Co. United States  | 
            
                NE Veterans Dr. / NE 34th Ave. (45.52864, -122.94667)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.9575  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Hillsboro,
                OR Washington Co. United States  | 
            
                NE Butler St. / NE 65th Ave. (45.53838, -122.91368)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.1349  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Earlysville,
                VA Albemarle Co. United States  | 
            
                VA 606 (Dickerson Rd) / CR 743 (Earlysville Rd) (38.12790, -78.46013)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 46.9750  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Berryville,
                VA Clarke Co. United States  | 
            
                SR 636 (Westwood Rd) / SR 7 Business (W Main St) (39.16190, -77.99695)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 31.4854  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Chantilly,
                VA Fairfax Co. United States  | 
            
                VA 620 (Braddock Rd.) / VA 609 (Pleasant Valley Rd.) (38.88170, -77.48570)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.1024  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Petersburg,
                VA Dinwiddie Co. United States  | 
            
                SR 600 (Westgate Dr) / SR 226 (Cox Rd) (37.21434, -77.45870)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 46.6057  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Lincoln,
                NE Lancaster Co. United States  | 
            
                Yankee Woods Dr. / S 78th St. (40.72171, -96.61358)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 75.1288  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Lincoln,
                NE Lancaster Co. United States  | 
            
                Yankee Woods Dr. / (unknown) (40.72289, -96.60408)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.8266  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Lincoln,
                NE Lancaster Co. United States  | 
            
                Yankee Woods Dr. / (unknown 2) (40.72556, -96.60085)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.5404  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Keizer,
                OR Marion Co. United States  | 
            
                Verda Ln NE / Chemawa Rd NE (44.99750, -123.01251)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.7149  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Idaho Falls,
                ID Bonneville Co. United States  | 
            
                S Utah Ave. / Bridgeport Dr. (43.48859, -112.04979)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 47.6574  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Eagle Rock Fountain in center island. Roundabout was partially reconstructed with geometric improvements in 2014. Original construction was in 2002. ICD estimated from Google Maps linework. | 
| 
                Great Falls,
                MT Cascade Co. United States  | 
            
                Division Rd. / Smelter Ave. NW (47.52454, -111.31037)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.0990  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. |