| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Anchorage,
                AK Anchorage United States  | 
            
                Old Seward Hwy / Huffman Rd.. (61.10864, -149.86350)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.8158  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2008 | Estimated completion 2008. ICD estimated from Google Maps linework. | 
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                E. Cheyenne Mountain Blvd. / Springmeadow Dr. (38.79132, -104.82750)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 81.9191  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Lake Ave. / Berthie Cir. (38.79348, -104.83950)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 16.7557  | 
            
                Other (At-Grade) Single-Lane  |   
            1995 | Year Completed unknown (before 1999). ICD estimated from Google Maps linework. | 
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Lake Ave. / Old Broadmoor Rd. (38.79479, -104.83360)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 22.3405  | 
            
                Other (At-Grade) Single-Lane  |   
            1995 | Year Completed unknown (before 1999). ICD estimated from Google Maps linework. | 
| 
                Denver,
                CO Denver Co. United States  | 
            
                N. Uinta Way / E. 6th Ave. Pkwy. (39.72570, -104.89200)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.4401  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | ICD estimated from Google Maps linework. | 
| 
                Miami Springs,
                FL Miami-Dade Co. United States  | 
            
                Curtiss Pkwy. / Royal Poinciana / Westward Dr. / Palmetto Dr. (25.82130, -80.28160)  | 
            
                Other Existing  | 
            
                Other Unknown  | 
            
                6 Approaches 0 Driveways 83.8565  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            On-street parking within circulatory roadway, pedestrian access to central island, yield control on circulatory roadway, some stop-controlled entries. ICD estimated from Google Maps linework. | |
| 
                Coral Gables,
                FL Miami-Dade Co. United States  | 
            
                Ponce de Leon Blvd. / Sevilla Ave. / Palermo Ave. (25.74597, -80.25848)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                6 Approaches 0 Driveways 138.7738  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Miami Springs,
                FL Miami-Dade Co. United States  | 
            
                Pinecrest Dr. / South Dr. (25.81530, -80.28000)  | 
            
                Traffic Calming Circle Existing  | 
            
                One-Way/Two-Way Stop None  | 
            
                4 Approaches 0 Driveways 43.0055  | 
            
                Other (At-Grade) Single-Lane  |   
            Functional Class: Local ICD estimated from Google Maps linework. | |
| 
                Miami Springs,
                FL Miami-Dade Co. United States  | 
            
                Glendale Dr. / Beverly Dr. (25.81348, -80.29934)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 33.3298  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Miami Springs,
                FL Miami-Dade Co. United States  | 
            
                DeSoto Dr. / Labaron Dr. (25.81180, -80.27770)  | 
            
                Traffic Calming Circle Existing  | 
            
                One-Way/Two-Way Stop None  | 
            
                4 Approaches 0 Driveways 36.5558  | 
            
                Other (At-Grade) Single-Lane  |   
            Functional Class: Local ICD estimated from Google Maps linework. | |
| 
                The Villages,
                FL Marion Co. United States  | 
            
                Buena Vista Blvd. / Mulberry Ln. (28.98078, -82.01563)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 70.0001  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Marion Co. United States  | 
            
                Buena Vista Blvd. / Legacy Ln. (28.97006, -82.01506)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.3341  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Marion Co. United States  | 
            
                Buena Vista Blvd. / Belle Meade Cir. (28.96300, -82.00399)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 55.3827  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / Glenview Rd. / El Camino Real (28.95271, -82.00076)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 71.0641  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1998 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / Tall Trees Ln. (28.92198, -82.00272)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 59.5861  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / Belvedere Blvd. (28.91778, -81.99953)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.3161  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Morse Blvd. / El Camino Real / Paige Pl. (28.94803, -81.95540)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 68.9771  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1998 | ICD estimated from Google Maps linework. | 
| 
                Seattle,
                WA King Co. United States  | 
            
                Interlake Ave. N / N 39th St. (47.65411, -122.34130)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 14.4811  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                New Castle,
                CO Garfield Co. United States  | 
            
                Castle Valley Blvd. / Pyramid St. (39.57959, -107.52880)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 33.1386  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | ICD estimated from Google Maps linework. | 
| 
                New Castle,
                CO Garfield Co. United States  | 
            
                Castle Valley Blvd. / (TBD) (39.57517, -107.52190)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                2 Approaches 0 Driveways 31.2996  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | Facilitates U-turns. ICD estimated from Google Maps linework. | 
| 
                Lakewood,
                CO Jefferson Co. United States  | 
            
                S. Allison Pkwy. / W. Virginia Ave. (39.70705, -105.08390)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 1 Driveways 33.9964  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Westminster,
                CO Adams Co. United States  | 
            
                Promenade Dr. S. / (TBD) (39.89188, -105.06330)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                2 Approaches 0 Driveways 20.1598  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Oskaloosa,
                IA Mahaska Co. United States  | 
            
                Hwy 432 / Old Hwy 163 / Pella Ave. / Orchard Ave. (41.30376, -92.66716)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.8882  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Completed April 2004. Site has sunken hole in central island with tunnels for bike path that passes under circulatory roadway. Experienced two single-vehicle crashes into sunken central island (alcohol-related). ICD estimated from Google Maps linework. | 
| 
                Newton,
                KS Harvey Co. United States  | 
            
                First St. / I-135 Ramps (38.04250, -97.32240)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 65.8419  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2003 | Single-point interchange. Previously controlled by one-way stop ICD estimated from Google Maps linework. | 
| 
                Overland Park,
                KS Johnson Co. United States  | 
            
                W. 141st St. / Bluejacket St. (38.87130, -94.71130)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.6150  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Duxbury,
                MA Plymouth Co. United States  | 
            
                Lincoln St. / Congress St. (42.05532, -70.72294)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 21.2829  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Rochester,
                MN Olmsted Co. United States  | 
            
                UCR Dr. SE / Ucr Pkwy SE (south) (44.01538, -92.43011)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 46.3809  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | ICD estimated from Google Maps linework. | 
| 
                Blair,
                NE Washington Co. United States  | 
            
                NE 133 / US 30 (41.51842, -96.14633)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.1353  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Opened November 4, 2004. Right-turn bypass lanes on all three approaches. http://www.nebraskatransportation.org/roadrunner/docs/archives/Dec04Jan05.pdf ICD estimated from Google Maps linework. | 
| 
                Bend,
                OR Deschutes Co. United States  | 
            
                NE 15th St. / Bear Creek Rd. (44.05150, -121.28400)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.9018  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Near elementary school. Crossing guard operation. ICD estimated from Google Maps linework. | 
| 
                Bend,
                OR Deschutes Co. United States  | 
            
                NW Awbrey Rd. / NW Sonora Dr. (44.07240, -121.31750)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.0262  | 
            
                Other (At-Grade) Single-Lane  |   
            Older design. Fourth leg is stub. ICD estimated from Google Maps linework. | |
| 
                Draper,
                UT Salt Lake Co. United States  | 
            
                Vestry Rd. / Rocky Mouth Ln. (40.48996, -111.87390)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 57.2236  | 
            
                Other (At-Grade) Single-Lane  |   
            1996 | ICD estimated from Google Maps linework. | 
| 
                Orem,
                UT Utah Co. United States  | 
            
                E 850 North / N Palisade Dr. (40.31273, -111.66490)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 25.4997  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Seattle,
                WA King Co. United States  | 
            
                Burke Ave. N / N 35th St. (47.64919, -122.33510)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 9.6550  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Lindon,
                UT Utah Co. United States  | 
            
                400 South / 600 West (Lindon Park Circle) (40.33034, -111.73140)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 33.6873  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | Date estimated. ICD estimated from Google Maps linework. | 
| 
                Provo,
                UT Utah Co. United States  | 
            
                1730 North / 1740 West (40.25703, -111.68890)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.3437  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | ICD estimated from Google Maps linework. | 
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Promenade Dr. / Royal Pine Dr. (38.96891, -104.74860)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.2859  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Provo,
                UT Utah Co. United States  | 
            
                700 East / Center St. (40.23369, -111.64660)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.9119  | 
            
                Other (At-Grade) Single-Lane  |   
            1996 | ICD estimated from Google Maps linework. | 
| 
                Provo,
                UT Utah Co. United States  | 
            
                1700 North / 1730 North / 1500 West (40.25650, -111.68530)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.4324  | 
            
                Other (At-Grade) Single-Lane  |   
            1998 | ICD estimated from Google Maps linework. | 
| 
                Provo,
                UT Utah Co. United States  | 
            
                300 North / Seven Peaks Blvd. (40.23737, -111.63750)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.7337  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1997 | ICD estimated from Google Maps linework. | 
| 
                Provo,
                UT Utah Co. United States  | 
            
                5000 North / Edgewood Dr. (40.30066, -111.65750)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 19.1282  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | ICD estimated from Google Maps linework. | 
| 
                Jessup,
                MD Howard Co. United States  | 
            
                Canine Rd. / MD 32 EB Ramps (39.10101, -76.76953)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 38.0005  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Mount Aetna,
                MD Washington Co. United States  | 
            
                MD 66 (Mapleville Rd.) / Mount Aetna Rd. (39.60243, -77.62425)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1703  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Scaggsville,
                MD Howard Co. United States  | 
            
                Hopkins-Gorman Rd. / US 29 NB Ramps (39.15846, -76.88660)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 59.2695  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Medford,
                MN Steele Co. United States  | 
            
                CR 12 / I-35 SB Ramps (44.17364, -93.26057)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                6 Approaches 0 Driveways 67.6722  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Maplewood,
                MN Ramsey Co. United States  | 
            
                Frost Ave. / English St. (44.99927, -93.04572)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.5374  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Completed October 2002. Twenty-year ADT is 15,000. ICD estimated from Google Maps linework. | 
| 
                Stillwater,
                MN Washington Co. United States  | 
            
                Rutherford Rd. / 72nd St. / New England Pl. (School House Circle) (45.05673, -92.85909)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 55.6830  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Seattle,
                WA King Co. United States  | 
            
                Ashworth Ave. N / N 38th St. (47.65269, -122.34020)  | 
            
                Traffic Calming Circle Existing  | 
            
                Unknown Unknown  | 
            
                0 Approaches 0 Driveways 160.1009  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Nashua,
                NH Hillsborough Co. United States  | 
            
                SR 130 (Broad St.) / Coburn Ave. / Chuck Drudging Dr. (42.75617, -71.51653)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.0619  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Entrance to north high school, very heavy traffic in AM peak. ICD estimated from Google Maps linework. | 
| 
                Edmonton,
                AB Edmonton Capital Region Canada  | 
            
                St. Albert Trl. / Groat Rd. / 118th Ave. NW (53.57027, -113.54940)  | 
            
                Rotary Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 58.1573  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Las Vegas,
                NV Clark Co. United States  | 
            
                Carey Ave. / Belmont St. (36.20325, -115.10700)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 13.4923  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Las Vegas,
                NV Clark Co. United States  | 
            
                Carey Ave. / Hamilton St. (36.20310, -115.12310)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.9484  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Las Vegas,
                NV Clark Co. United States  | 
            
                Carey Ave. / Revere St. (36.20313, -115.15180)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.8396  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Las Vegas,
                NV Clark Co. United States  | 
            
                Hills Dr. / Longspur Dr. (36.19252, -115.29770)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 47.2295  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1991 | ICD estimated from Google Maps linework. | 
| 
                Alpine,
                UT Utah Co. United States  | 
            
                Canyon Crest Rd. / Alpine Hwy. (S. Main St.) (40.44784, -111.77840)  | 
            
                Roundabout Existing  | 
            
                Uncontrolled Active Pedestrian Warning (flashing yellow)  | 
            
                4 Approaches 0 Driveways 42.7174  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | Free-merge, active pedestrian warning Functional Class: Major Arterial ICD estimated from Google Maps linework. | 
| 
                Truckee,
                CA Nevada Co. United States  | 
            
                Hwy 89 / I-80 EB Ramps (39.32243, -120.20770)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 55.4354  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Green Bay,
                WI Brown Co. United States  | 
            
                Airport Dr. (STH 172) / S. Pine Tree Rd. (44.49955, -88.14986)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.2968  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Calgary,
                AB Calgary Region Canada  | 
            
                8th St. / Frontenac Ave. (51.02937, -114.08350)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 28.5433  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Driveway serving house entering roundabout. ICD estimated from Google Maps linework. | 
| 
                Calgary,
                AB Calgary Region Canada  | 
            
                Discovery Ridge Blvd. / Discovery Dr. (51.01179, -114.20000)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.0855  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2001 | Date estimated. ICD estimated from Google Maps linework. | 
| 
                (unincorporated),
                VA Accomack Co. United States  | 
            
                Rte 316 / Rte 13 Bus. / Rte. 126 (37.70896, -75.70512)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4011  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Hollymead,
                VA Albemarle Co. United States  | 
            
                Rte. 649 / Rte. 606 / Airport Rd. (38.13692, -78.44793)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.3634  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Serves as entrance to airport. Previously controlled by all-way stop ICD estimated from Google Maps linework. | 
| 
                Gloucester,
                VA Gloucester Co. United States  | 
            
                W Main St. / Waltons Ln. / Fox Centre Pkwy. (37.39841, -76.52674)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.9525  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | West of Route 17, near Walmart and Home Depot retail. ICD estimated from Google Maps linework. | 
| 
                Newport News,
                VA Newport News Co. United States  | 
            
                Avenue of the Arts / University Pl. / Shoe Ln. (37.06211, -76.49220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4977  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Christopher Newport University entrance. ICD estimated from Google Maps linework. | 
| 
                Richmond,
                VA Henrico Co. United States  | 
            
                N. Lombardy St. / School Rd. / Admiral St. (37.55981, -77.45100)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.5627  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Serves as entrance to Virgina Union University. ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / Stillwater Trl. (28.90300, -81.98000)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 60.6426  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Bypass lane for southbound through movement in addition to two entry lanes. ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / Bailey Trl. / Odell Cir. (28.89440, -81.97949)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 55.4194  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / St. Charles Pl. / Bonita Blvd. (28.88176, -81.98260)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 55.4261  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2005 | Fatal crash June 16, 2011. 11861-05. ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Buena Vista Blvd. / Bailey Trl. (28.87536, -81.99070)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 56.4754  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Stillwater Trl. / Canal St. (28.90453, -81.97457)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 57.5051  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Morse Blvd. / Stillwater Trl. (28.90661, -81.96886)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.3218  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                The Villages,
                FL Sumter Co. United States  | 
            
                Morse Blvd. / Lake Sumter Landing (28.90930, -81.96960)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 55.4114  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Bypass lane for northbound through movement. ICD estimated from Google Maps linework. | 
| 
                St. Louis,
                MO St. Louis Co. United States  | 
            
                Halls Ferry / MO 367 (38.72251, -90.24017)  | 
            
                Rotary Existing  | 
            
                All-Way Yield None  | 
            
                6 Approaches 0 Driveways 86.6571  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            three of the six approaches are multilane and have dual lanes of traffic merging into both lanes of the roundabout; roundabout is unstriped. Description as follows: Halls Ferry Circle is 3 lanes wide, 350 foot diameter, 35 miles per hour and has 5 major roadways entering (from http://www.ballwin.mo.us/minutes_062402.html) ICD estimated from Google Maps linework. | |
| 
                Redmond,
                WA King Co. United States  | 
            
                Trilogy Pkwy NE / NE Greens Crossing Rd. (47.70752, -122.02660)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.7178  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Adjacent to golf course and semi-retired community. Completed June 2004. ICD estimated from Google Maps linework. | 
| 
                Bethlehem,
                NY Albany Co. United States  | 
            
                Krumkill Rd. / Schoolhouse Rd. (CR 204) (42.66450, -73.84795)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 33.3728  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | South entrance built for a road that was subsequently rejected Previously controlled by two-way stop Functional Class: Minor Arterial ICD estimated from Google Maps linework. | 
| 
                Colonie,
                NY Albany Co. United States  | 
            
                Albany Shaker Rd. / Maxwell Rd. (42.72396, -73.79143)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.7278  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2011 | Intersection is being relocated to east. Addition of a fourth leg is planned. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Bellingham,
                WA Whatcom Co. United States  | 
            
                Cordata Pkwy. / Kellogg Rd. (48.79511, -122.49170)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.3384  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Primary access to Whatcom Community College. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Orlando,
                FL Orange Co. United States  | 
            
                N. Lake Orlando Pkwy / Cinderlane Pkwy (28.60276, -81.43106)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 20.9715  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | ICD estimated from Google Maps linework. | 
| 
                Blacksburg,
                VA Montgomery Co. United States  | 
            
                Washington St. / Campus Dr. / Stadium Rd. (37.22169, -80.42204)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 62.7690  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | On the campus of Virginia Tech. ICD estimated from Google Maps linework. | 
| 
                Chico,
                CA Butte Co. United States  | 
            
                W. 8th Ave. / Meadow Rd. (39.74013, -121.86330)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 2 Driveways 24.7963  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Scottsdale,
                AZ Maricopa Co. United States  | 
            
                N. 96th St. / E. Cholla St. (33.58979, -111.87390)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.8470  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Scottsdale,
                AZ Maricopa Co. United States  | 
            
                N. 96th St. / E. Sweetwater Ave. (33.60433, -111.87390)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.8420  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Phoenix,
                AZ Maricopa Co. United States  | 
            
                99th Ave. / Lower Buckeye Rd. (33.42116, -112.27260)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 59.8104  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Scottsdale,
                AZ Maricopa Co. United States  | 
            
                108th St. / Cactus Rd. (33.59701, -111.84790)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.8652  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Camp Verde,
                AZ Yavapai Co. United States  | 
            
                Middle Verde Rd. / I-17 NB Ramps (34.61039, -111.86160)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.4040  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Payson,
                AZ Gila Co. United States  | 
            
                SR 87 / Tyler Pkwy / Home Depot Entrance (34.26614, -111.32200)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.4034  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Truckee,
                CA Nevada Co. United States  | 
            
                Hwy 89 / I-80 WB Ramps (39.32386, -120.20760)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 40.6518  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Vancouver,
                BC Greater Vancouver Regional District Canada  | 
            
                Stanley Park Dr. / Pipeline Rd. / Park Entrance (49.29745, -123.13610)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 25.7024  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Surrey,
                BC Greater Vancouver Regional District Canada  | 
            
                King George Hwy / 8th Ave. (49.01661, -122.76240)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.4647  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                North Vancouver,
                BC Greater Vancouver Regional District Canada  | 
            
                Keith Rd. / Chesterfield Ave. (49.31817, -123.07670)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 22.5774  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                Oroville,
                CA Butte Co. United States  | 
            
                Montgomery St. / Washington Ave. / Table Mountain Blvd. (39.51611, -121.54970)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.8544  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Blue Lake,
                CA Humboldt Co. United States  | 
            
                Blue Lake Blvd. / Chartin Rd. (40.88640, -123.99540)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3789  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Washington,
                DC N/A Co. United States  | 
            
                Randle Circle (Mass. Ave. / Minn. Ave. / K St.) (38.87810, -76.96148)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                7 Approaches 0 Driveways 118.0801  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Acoma Indian Reservation,
                NM McKinley Co. United States  | 
            
                SH 30 / I-40 WB Ramps (35.07505, -107.56110)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 65.4884  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2010 | Merging right-turn bypass lane on north leg. Series of 3 roundabouts. ICD estimated from Google Maps linework. | 
| 
                Greensboro,
                NC Guilford Co. United States  | 
            
                Lake Jeanette Rd. / Bass Chapel Rd. / N. Elm St. (36.14622, -79.81002)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.8620  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | This location currently meets traffic signal warrants. We are installing the roundabout instead of a traffic signal. Previously controlled by stop sign Functional Class: Minor Arterial ICD estimated from Google Maps linework. | 
| 
                Orinda,
                CA Contra Costa Co. United States  | 
            
                Hall Dr. / Donald Dr. (37.86411, -122.15310)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 17.9148  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | ICD estimated from Google Maps linework. | 
| 
                Lexington,
                KY Fayette Co. United States  | 
            
                W Reynolds Rd. / Keithshire Way / Wellington Way (37.99520, -84.53814)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 62.1196  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            1999 | Opened between 1997 and 2002. Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Vernon,
                BC North Okanagan Regional District Canada  | 
            
                30th Ave. / 31st Ave. (50.26386, -119.28024)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                3 Approaches 0 Driveways 22.9043  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Unionville,
                PA Chester Co. United States  | 
            
                Rte. 82 (Doe Run Rd.) / Unionville Rd. (39.89142, -75.72215)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 27.4909  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Telluride,
                CO San Miguel Co. United States  | 
            
                W. Colorado Ave. / Mahoney Dr. / Brewery Rd. (37.94135, -107.82080)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.9083  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Cle Elum,
                WA Kittitas Co. United States  | 
            
                SR 903 / Bullfrog Rd (47.20810, -120.98210)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.3222  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Bend,
                OR Deschutes Co. United States  | 
            
                NW Crossing Dr. / Lemhi Pass Rd. (44.06210, -121.34600)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 31.7544  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | New roads as part of NW Crossing Development ICD estimated from Google Maps linework. |