City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Lake Worth,
FL Palm Beach Co. United States |
SR 802 (Lucerne Ave. - Lake Ave.) / A St. (26.61670, -80.06500) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2002 | ICD = 190 ft x 140 ft. |
Vail,
CO Eagle Co. United States |
Chamonix Rd. / I-70 EB Ramps / South Frontage Rd. (39.62753, -106.42020) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
1997 | |
Winston-Salem,
NC Forsyth Co. United States |
Salem Rd. / Old Salem Rd. / S. Main St. (36.08215, -80.24125) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2005 | TIP Project U-2926. Right-turn-only lanes on east and west legs. |
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / Grand Blvd. (39.97366, -86.14984) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | ICD estimated from Google Maps linework. |
Scottsdale,
AZ Maricopa Co. United States |
Princess Blvd. / Princess Dr. (33.64804, -111.91795) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 64.0077 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1986 | Painted spiral next to central island. Completed 1986. Reconfigured in 2007? 21442 |
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / 131st (Main) St. (39.97806, -86.14577) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2007 | Painted spirals next to central island. Skewed intersection. |
Carmel,
IN Hamilton Co. United States |
W 96th St. / N Spring Mill Rd. (39.92713, -86.16510) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | |
Hilliard,
OH Franklin Co. United States |
Britton Pkwy. / Riggins Rd. (40.06493, -83.13857) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | Converted from 2x2 roundabout to a 2x1 roundabout in 2020 by changing the EB and WB thru/right lanes to RT only lanes. |
Noblesville,
IN Hamilton Co. United States |
Town and Country Blvd. / Mercantile Blvd. (40.03249, -85.99366) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Painted spirals next to central island. http://www.cityofnoblesville.org/egov/docs/1175265649_138275.pdf |
Noblesville,
IN Hamilton Co. United States |
Hazel Dell Rd. / E 161st St. (40.02205, -86.07061) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2007 | Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / Guilford Ave. (39.98255, -86.14163) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Right-turn-only lane on southeast leg. Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
E 126th St. / Keystone Pkwy. NB Ramps (39.97122, -86.11223) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Right-turn-only lane on south leg. Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
E 126th St. / Keystone Pkwy. SB Ramps (39.97122, -86.11327) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
E 106th St. / Keystone Pkwy. NB Ramps (39.94169, -86.11259) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
E 106th St. / Keystone Pkwy. SB Ramps (39.94140, -86.11354) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W 141st St. (39.99182, -86.20277) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W 136th St. / Milano Dr. (39.98461, -86.20267) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W. Main St. (39.97734, -86.20269) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W 126th St. (39.97018, -86.20264) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2007 | Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
E 103rd St. / N Pennsylvania St. (39.93620, -86.15535) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2007 | Replaced four-legged intersection with stop control on north, west, and east legs. |
South Bend,
IN St. Joseph Co. United States |
US 20 / Lexington Ave. (41.69575, -86.31279) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | Fatal crash June 29, 2011. 11861-05. |
Baraboo,
WI Sauk Co. United States |
Old US 12 / CTH BD (43.48896, -89.77718) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2010 | Constructed in 2010. Removed in 2017(?) due to bypass expansion. |
Carmel,
IN Hamilton Co. United States |
E Main St. / Keystone Pkwy. SB Ramps (39.97844, -86.11319) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Raindrop shaped. Year Completed estimated (2008-2010). |
Carmel,
IN Hamilton Co. United States |
E Main St. / Keystone Pkwy. NB Ramps (39.97843, -86.11238) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Raindrop shaped. Year Completed estimated (2008-2010). |
Carmel,
IN Hamilton Co. United States |
W 111th St. / Illinois St. (39.94891, -86.16105) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2013 | Painted spiral next to central island. |
Carmel,
IN Hamilton Co. United States |
E 151st St. / Cool Creek Park Rd. (40.00753, -86.12267) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2012 | Painted spirals next to central island. |
Carmel,
IN Hamilton Co. United States |
W Main St. / Grand Blvd. (39.97798, -86.15168) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2015 | |
Charlotte,
NC Mecklenburg Co. United States |
Dixie River Rd. / Style Ln. (35.16923, -80.97345) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2014 | Entrance to Charlotte Premium Outlet center. |
Nisqually,
WA Thurston Co. United States |
SR 510 / Reservation Rd. SE (47.01164, -122.69148) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2013 | Reverse curves on west and east legs. Open November 2013. |
Columbia,
MO Boone Co. United States |
Hwy WW / S Rolling Hills Rd. (38.92866, -92.25605) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2016 | |
Bourne,
MA Barnstable Co. United States |
Otis Rotary [MacArthur Blvd. (Rte 28) / Connery Ave. / Sandwich Rd. (Rte 28A)] (41.68534, -70.59144) |
Rotary Existing |
All-Way Yield None |
4 Approaches 0 Driveways 249.9360 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2017 | New lane configuration/striping in 2017. ICD = 820 ft x 620 ft. 21442 |
Jackson,
TN Madison Co. United States |
N Highland Ave. / Deaderick St. (35.61967, -88.81928) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2018 | Painted spirals next to central island. https://www.jacksonsun.com/story/news/local/2018/05/11/construction-continues-north-highland-roundabout/578801002/ |
Indianapolis,
IN Marion Co. United States |
S Franklin Rd. / Thompson Rd. (39.69603, -86.01786) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | Two lanes only in southbound direction. |
Menasha,
WI Winnebago Co. United States |
CTH CB / Mutual Way (44.23560, -88.49555) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2018 | Yield-controlled right-turn bypass lane on west leg. |
Eau Claire,
WI Eau Claire Co. United States |
State St. / E Lexington Blvd. (44.79197, -91.49592) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 39.6240 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | Merging right-turn bypass lane on east leg. W Lexington Blvd meets State St just south of the roundabout and is controlled by a stop sign. https://www.eauclairewi.gov/our-city/construction-projects/future-projects/state-street |
Wauwatosa,
WI Milwaukee Co. United States |
N Swan Blvd. / Discovery Pkwy. (43.05192, -88.03430) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | https://www.wauwatosa.net/Home/Components/News/News/1708/166 |
Bunnell,
FL Flagler Co. United States |
US 1 / S Old Dixie Hwy. / CR 325 (29.40689, -81.19684) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | Through bypass lane on northwest leg. Previous control: stop sign and yield signs. http://www.cflroads.com/project/441210-1/SR_5_US_1_at_Old_Dixie_Highway_Roundabout |
Flemington,
NJ Hunterdon Co. United States |
Rte 12 / Main St. / Reaville Ave. (40.50183, -74.85851) |
Rotary Existing |
All-Way Yield None |
5 Approaches 6 Driveways 106.6800 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2010 | Oval shaped. ICD = 350 ft x 265 ft. Minor movements need to change lanes for some movements. Modified 2009-2010 to have yield on entry with original rotary geometry. 21442 |
Vail,
CO Eagle Co. United States |
Vail Rd. / I-70 EB Ramps / South Frontage Rd. (39.64355, -106.37810) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1995 | Completed October 1995. Circular central island. |
Vail,
CO Eagle Co. United States |
Chamonix Rd. / I-70 WB Ramps / North Frontage Rd. (39.62828, -106.42120) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
1997 | |
Avon,
CO Eagle Co. United States |
Avon Rd. / I-70 WB Ramps (39.63782, -106.52080) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
3 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
1997 | Highway ref. pt. 70-166.62. Raindrop shaped. |
Avon,
CO Eagle Co. United States |
Avon Rd. / I-70 EB Ramps (39.63683, -106.52170) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
1997 | Highway ref. pt. 70-166.62. Raindrop shaped. |
Avon,
CO Eagle Co. United States |
Avon Rd. / Beaver Creek Blvd. (39.63528, -106.52220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 68.5800 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1997 | Right-turn-only lane on north leg. Elliptical shaped. Skewed intersection. ICD = 225 ft x 160 ft. |
Avon,
CO Eagle Co. United States |
Avon Rd. / Benchmark Rd. (39.63425, -106.52220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1997 | Originally had raindrop shape with locked gate access across south leg for emergency vehicles only. Redesigned and reopened May 2007 with full access. 21442 |
Avon,
CO Eagle Co. United States |
Avon Rd. / US 6 (39.63110, -106.52260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1997 | Highway ref. pt. 6-170.04. Right-turn-only lane on east leg. |
Cottonwood,
AZ Yavapai Co. United States |
AZ 89A / Verde Heights Dr. (34.73999, -112.03740) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2009 | Series of 5 roundabouts. |
Carmel,
IN Hamilton Co. United States |
Hazel Dell Pkwy. / E 126th St. (39.97119, -86.07069) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1998 | |
Carmel,
IN Hamilton Co. United States |
Hazel Dell Pkwy. / E 131st St. (39.97845, -86.07054) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1998 | Built in late 1990s.Converted to multilane 2010-2012. Right-turn-only lane on west leg; left-turn-only lane on east leg. |
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / Pennsylvania St. (39.96796, -86.15526) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2008 | |
Revere,
MA Suffolk Co. United States |
Copeland Circle [Rte 60 (Squire Rd.) / US 1 Ramps] (42.43008, -71.01710) |
Rotary Existing |
Unknown Unknown |
4 Approaches 0 Driveways 381.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
Retrofitted (November 2018) with multi-lane approaches/departures on the Route 1 ramps and roundabout style pavement markings and signs within the circulating roadway. ICD = 1250 ft x 880 ft. 21442 | |
Indianapolis,
IN Hendricks Co. United States |
Dan Jones Rd. / Morris St. (CR 100 South) (39.74842, -86.38113) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2007 | Merging right-turn bypass lane on east leg. |
Carmel,
IN Hamilton Co. United States |
W 116th St. / Spring Mill Rd. (39.95610, -86.16467) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2005 | Built initially as single-lane roundabout; expanded to two-lane roundabout in 2013-2014. |
Carmel,
IN Hamilton Co. United States |
W 116th St. / N Illinois St. (39.95615, -86.16245) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2005 | |
Carmel,
IN Hamilton Co. United States |
N Illinois St. / W Carmel Dr. / Hamilton Crossing Blvd. (39.97234, -86.16048) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Skewed intersection. |
Carmel,
IN Hamilton Co. United States |
W Main St. / N Illinois St. (39.97783, -86.16228) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2005 | |
Carmel,
IN Hamilton Co. United States |
Clay Terrace Blvd. / (parking lots) (north) (39.99816, -86.12993) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2004 | Part of shopping center. |
Carmel,
IN Hamilton Co. United States |
Clay Terrace Blvd. / (parking lots) (south) (39.99489, -86.12909) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2004 | Part of shopping center. |
Carmel,
IN Hamilton Co. United States |
E Carmel Dr. / Keystone Pkwy. NB Ramps (39.96208, -86.11313) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2010 | Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
E Carmel Dr. / Keystone Pkwy. SB Ramps (39.96198, -86.11397) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2010 | Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
E 116th St. / Keystone Pkwy. NB Ramps (39.95663, -86.11353) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2009 | Raindrop shaped. Part of tight diamond interchange. |
Carmel,
IN Hamilton Co. United States |
E 106th St. / Pennsylvania St. (39.94167, -86.15559) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2008 | Yield-controlled right-turn bypass lane on west leg. Painted spirals next to central island. |
Richfield,
MN Hennepin Co. United States |
66th St. / Portland Ave. (44.88355, -93.26782) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2009 | Opened to traffic late fall 2008, finished 2009. Changes to signing and striping made August 2011. 21442 |
Venice,
FL Sarasota Co. United States |
Jacaranda Blvd. / Venice Ave. (27.09950, -82.38444) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 79.2480 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2011 | Modified 2017 to change lane configuration and address crash issues. 21442 |
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W 96th St. (39.92673, -86.20283) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2013 | |
Carmel,
IN Hamilton Co. United States |
W Main St. / US 31 NB Ramps (39.97797, -86.15668) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 50.2920 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2015 | Raindrop shaped. |
Carmel,
IN Hamilton Co. United States |
W Main St. / US 31 SB Ramps (39.97787, -86.15802) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 50.2920 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2015 | Raindrop shaped. |
Carmel,
IN Hamilton Co. United States |
Old Merdian St. / W. 136th St. / Eglin Dr. / Rohrer Rd. (39.98577, -86.14240) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2014 | Replaced three-way stop-controlled intersection with one uncontrolled leg. |
Carmel,
IN Hamilton Co. United States |
Range Line Rd. / Carmel Dr. (39.96149, -86.12697) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2016 | |
Idaho Falls,
ID Bonneville Co. United States |
E Lincoln Rd. / E Hitt Rd. (N 25th) (43.51143, -111.98410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2001 | Right-turn-only lane on west leg. Year Completed estimated (1992-2003). Converted from single-lane to multilane in 2018. 21442 |
Rockford,
TN Blount Co. United States |
Pellissippi Pl. / (unknown) (35.79925, -83.93118) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2015 | Year Completed estimated (2014-2016). |
Lake Point,
UT Tooele Co. United States |
Saddleback Blvd. / Sunset Rd. (40.68168, -112.25544) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2019 | Year Completed estimated (2017-2020). |
Long Beach,
CA Los Angeles Co. United States |
Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal) (33.78989, -118.14250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 137.1600 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1993 | Traffic circle conversion. Modified in 2020 to reduce lanes. 21442 |
Las Vegas (Summerlin),
NV Clark Co. United States |
Town Center Dr. / Hualapai Way (36.17850, -115.31770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1990 | Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442 |
Las Vegas (Summerlin),
NV Clark Co. United States |
Town Center Dr. / Village Center Cir. / Library Hills Dr. (36.18960, -115.30360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 91.4400 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1990 | Completed March 1990. Modified 2010 to reduce lane configuration. 21442 |
Vail,
CO Eagle Co. United States |
Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd. (39.64477, -106.37770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1995 | Raindrop-shaped central island. |
Towson,
MD Baltimore Co. United States |
MD 45 / MD 146 / Joppa Rd. / Allegheny Ave. (39.40185, -76.60230) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 47.9892 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Opened October 1998. Exit striping retrofitted to roundabout after opening. Hotdog/racetrack shape. ICD estimated from Google Maps linework. 21442 |
West Palm Beach,
FL Palm Beach Co. United States |
S. Quadrille Blvd. (El Campeon Blvd.) / Fern St. (26.71040, -80.05505) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1997 | Replaced with TWSC 1995-1999; signalized in 2019. |
Daytona Beach,
FL Volusia Co. United States |
Seabreeze Circle (Seabreeze Bridge / Mason Ave. / Ballough Dr.) (29.22941, -81.02484) |
Rotary Removed |
All-Way Yield Unknown |
0 Approaches 0 Driveways 42.7326 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1997 | Replaced with construction of new Seabreeze Bridge. Year Completed estimated (1995-1999). ICD estimated from Google Maps linework. |
Addison,
TX Dallas Co. United States |
Addison Cir. / Quorum Dr. (32.96138, -96.82592) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1997 | . |
Sarasota,
FL Sarasota Co. United States |
St. Armands Circle (SR 780 / Blvd. of the Presidents / John Ringling Blvd.) (27.31842, -82.57722) |
Other Existing |
Other None |
5 Approaches 0 Driveways 118.8460 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Shopping district. Completed 1940? Functional Class: Arterial ICD estimated from Google Maps linework. | |
Hollywood,
FL Broward Co. United States |
Hollywood Blvd. / Rainbow Dr. (26.01050, -80.18360) |
Other Existing |
Two-Way Stop None |
4 Approaches 0 Driveways 165.2974 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Uncontrolled mainline, stop-control on side street Functional Class: Arterial ICD estimated from Google Maps linework. | |
Hollywood,
FL Broward Co. United States |
Hollywood Blvd. / 26th Ave. (26.01110, -80.15920) |
Signalized Roundabout/Circle Existing |
Signal None |
4 Approaches 0 Driveways 200.7172 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Signal access to parking and building in center of circle. ICD estimated from Google Maps linework. | |
Hollywood,
FL Broward Co. United States |
Hollywood Blvd. / S. Federal Hwy. (US 1) / Harrison St. / Tyler St. (26.01150, -80.14300) |
Signalized Roundabout/Circle Existing |
Signal None |
7 Approaches 0 Driveways 70.8411 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Signalized access, parking area in central island. ICD estimated from Google Maps linework. | |
Stuart,
FL Martin Co. United States |
S. Dixie Hwy / SR 76 / SR A1A (27.19767, -80.25266) |
Other Existing |
Other None |
0 Approaches 0 Driveways 26.5569 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Railroad crossing next to circle. ICD estimated from Google Maps linework. | |
Annapolis,
MD Anne Arundel Co. United States |
Gateway Circle [MD 450 (West St.) / Taylor Ave. / Spa Rd.] (38.97630, -76.50486) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Elliptical shaped. ICD = 180 ft x 160 ft. Opened December 1999. |
De Pere,
WI Brown Co. United States |
Scheuring Rd. (CTH F) / US 41 NB Ramps (44.43074, -88.10989) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.3491 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2011 | Series of 6 roundabouts. Opened September 2011. Circular central island. ICD estimated from Google Maps linework. |
Santa Barbara,
CA Santa Barbara Co. United States |
Milpas St. / US 101 NB Ramps / Carpinteria St. (34.42073, -119.67765) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Oblong shaped. ICD = 250 ft x 125 ft. Completed April 2000. Experienced one single-vehicle fatality (date unknown). 11861-05. |
Oshkosh,
WI Winnebago Co. United States |
CTH E (Witzel Ave.) / Koeller St. (44.01805, -88.58098) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.0845 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Opened September 24, 2010. ICD estimated from Google Maps linework. |
Carlsbad,
CA San Diego Co. United States |
Legoland Dr. / Armada Dr. (33.13229, -117.31660) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.0049 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | ICD estimated from Google Maps linework. |
De Pere,
WI Brown Co. United States |
Scheuring Rd. (CTH F) / US 41 SB Ramps (44.43050, -88.11402) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.7308 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2011 | Series of 6 roundabouts. Opened September 2011. ICD estimated from Google Maps linework. |
Ellicott City,
MD Howard Co. United States |
MD 104 (Waterloo Rd.) / MD 100 WB Ramps (39.22470, -76.80600) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.0085 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
1999 | ICD estimated from Google Maps linework. |
Mount Rainier,
MD Prince Georges Co. United States |
US 1 / 34th St. / Perry St. (38.93647, -76.96074) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 30.6570 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Lutherville-Timonium,
MD Baltimore Co. United States |
MD 139 (Charles St.) / Bellona Ave. (39.41790, -76.62900) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 34.1385 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Mini-roundabout. Double-lane circulatory roadway across northern half. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Brattleboro,
VT Windham Co. United States |
Rte. 9 / Rte. 5 (42.88500, -72.55670) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3817 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Adjacent to I-89. Heavy truck volume (>7%) Functional Class: Arterial ICD estimated from Google Maps linework. |
Washington,
DC N/A Co. United States |
Dupont Circle (Mass Ave. / Conn. Ave. / New Hampshire Ave.19th St. / P St.) (38.90965, -77.04344) |
Signalized Roundabout/Circle Existing |
Signal None |
10 Approaches 0 Driveways 137.5441 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Washington,
DC N/A Co. United States |
Washington Circle (Penn. Ave. / New Hampshire Ave. / 23rd St. / K St.) (38.90252, -77.05010) |
Signalized Roundabout/Circle Existing |
Signal None |
8 Approaches 0 Driveways 119.8984 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Washington,
DC N/A Co. United States |
Scott Circle (Mass. Ave. / Rhode Isl. Ave. / 16th St. / N St.) (38.90725, -77.03654) |
Signalized Roundabout/Circle Existing |
Signal None |
6 Approaches 0 Driveways 51.1161 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Washington,
DC N/A Co. United States |
Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.) (38.90965, -77.02963) |
Signalized Roundabout/Circle Existing |
Signal None |
5 Approaches 0 Driveways 120.8157 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Washington,
DC N/A Co. United States |
Thomas Circle (Mass Ave. / Vermont Ave. / 14th St. / M St.) (38.90565, -77.03196) |
Signalized Roundabout/Circle Existing |
Signal None |
6 Approaches 0 Driveways 75.2817 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Washington,
DC N/A Co. United States |
Sheridan Circle (Mass Ave. / 23rd St. / R St.) (38.91214, -77.05065) |
Rotary Existing |
Uncontrolled None |
0 Approaches 0 Driveways 69.6989 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Functional Class: Arterial ICD estimated from Google Maps linework. |