City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
St. George,
UT Washington Co. United States |
Tabernacle Rd. / Main St. (37.10812, -113.58350) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.8119 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
St. George,
UT Washington Co. United States |
E. Brigham Rd. / I-15 NB Ramps (37.05939, -113.58350) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.8889 |
Freeway Ramps (Grade-Separated) Single-Lane |
2006 | Raindrop-shaped interchange terminal. ICD estimated from Google Maps linework. |
Park City,
UT Summit Co. United States |
Powderwood Dr. / Factory Outlet Parking (40.72733, -111.55255) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.4374 |
Other (At-Grade) Single-Lane |
2000 | Pedestrian access to central island. ICD estimated from Google Maps linework. |
Park City,
UT Summit Co. United States |
Kilby Rd. / Factory Outlet Parking (40.73040, -111.55040) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.3918 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | ICD estimated from Google Maps linework. |
Orem,
UT Utah Co. United States |
S 800 W / College Dr. / Sandhill Rd. (UVSC South Entrance) (40.27592, -111.71290) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 36.4480 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1996 | ICD estimated from Google Maps linework. |
Nashville,
TN Davidson Co. United States |
Demonbreun St. / 16th Ave. / Division St. / Music Square E. (36.15210, -86.79163) |
Other Existing |
Unknown Unknown |
0 Approaches 0 Driveways 54.0044 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. | |
Seattle,
WA King Co. United States |
29th Ave. S / S. Judkins St. (47.59217, -122.29550) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 12.8873 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
31st Ave. E / E. Denny St. (47.62016, -122.29230) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 64.4023 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Rising Sun,
MD Cecil Co. United States |
MD 273 (Rising Sun Rd.) / MD 276 (Jacob Tome Memorial Hwy.) (39.69595, -76.08018) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.5157 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Rosemont,
MD Frederick Co. United States |
MD 17 / MD 180 (39.33768, -77.63950) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 30.4828 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Urbana,
MD Frederick Co. United States |
MD 80 / Sugarloaf Pkwy. / Bennett Creek Blvd. (39.32467, -77.34974) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.6619 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Rural ICD estimated from Google Maps linework. |
Bel Air,
MD Harford Co. United States |
MD 7 / Holly Oaks Drive (39.48848, -76.21669) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.1039 |
Other (At-Grade) Single-Lane |
1999 | Opened September 1999. ICD estimated from Google Maps linework. |
North Harford,
MD Harford Co. United States |
MD 165 / MD 24 (39.67220, -76.40930) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.1750 |
Other (At-Grade) Single-Lane |
2000 | Rural Previously controlled by two-way stop ICD estimated from Google Maps linework. |
Scottsdale,
AZ Maricopa Co. United States |
N. 104th St. / E. Cholla St. (33.58976, -111.85660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.8878 |
Other (At-Grade) Single-Lane |
2005 | ICD estimated from Google Maps linework. |
Scaggsville,
MD Howard Co. United States |
MD 216 / US 29 SB Ramps (39.14562, -76.90418) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.7228 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2001 | Series of 4 roundabouts. ICD estimated from Google Maps linework. |
Scaggsville,
MD Howard Co. United States |
MD 216 / US 29 NB Ramps / Ice Crystal Dr. (39.14476, -76.89799) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.7234 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2001 | Series of 4 roundabouts. ICD estimated from Google Maps linework. |
Millington,
MD Kent Co. United States |
MD 291 / US 301 SB Ramps (39.26463, -75.86641) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.4393 |
Freeway Ramps (Grade-Separated) Single-Lane |
1999 | Opened August 1999. ICD estimated from Google Maps linework. |
Millington,
MD Kent Co. United States |
MD 291 / US 301 NB Ramps (39.26386, -75.86260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.6656 |
Freeway Ramps (Grade-Separated) Single-Lane |
1999 | Opened August 1999. ICD estimated from Google Maps linework. |
Oak Grove,
MD Prince Georges Co. United States |
MD 193 (Watkins Park Dr.) / Oak Grove Rd. (38.87737, -76.78108) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1207 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Temple Hills,
MD Prince Georges Co. United States |
MD 637 (Naylor Rd.) / Good Hope Ave. (38.84922, -76.95655) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.6248 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Temple Hills,
MD Prince Georges Co. United States |
MD 637 (Naylor Rd.) / Oxon Run Dr. (38.84986, -76.95789) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.4150 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Castle Marina,
MD Queen Annes Co. United States |
MD 18 / Castle Marina Rd. (38.97871, -76.28938) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.7819 |
Other (At-Grade) Single-Lane |
1999 | Previously controlled by two-way stop ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Columbia Park Drive #1 (46.22221, -119.15110) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.8367 |
Other (At-Grade) Single-Lane |
2001 | Completed February 2001. Functional Class: Local ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Columbia Park Drive #2 (46.22223, -119.14630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.5366 |
Other (At-Grade) Single-Lane |
2001 | Completed February 2001 Functional Class: Local ICD estimated from Google Maps linework. |
Juneau,
AK Juneau United States |
Douglas Hwy / North Douglas Hwy (58.29718, -134.43280) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.9134 |
Other (At-Grade) Single-Lane |
2005 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE Mt. Hood Ave. / Frontage Rd. / PDX Airport Economy Blue Lot / PDX Airport Economy Red Lot (45.57770, -122.55950) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.7822 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Densmore Ave. N / N 137th St. (47.72867, -122.33830) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 16.8705 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Tooele,
UT Tooele Co. United States |
W 2000 N / N 70 W (40.56555, -112.30310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1987 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
North Haven,
NY Suffolk Co. United States |
Tyndall Road / Rte. 114 (Ferry Rd.) (41.01303, -72.31309) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.2334 |
Other (At-Grade) Single-Lane |
2001 | Replaced a dangerous 2-way stop. Previously controlled by two-way stop ICD estimated from Google Maps linework. |
Omaha,
NE Douglas Co. United States |
N Saddle Creek Rd. / Country Club Ave. / Seward St. / 50th St. / Happy Hollow Rd. (41.27431, -95.99039) |
Roundabout Existing |
Unknown Unknown |
8 Approaches 0 Driveways 28.7235 |
Other (At-Grade) Single-Lane |
2003 | Dogbone/peanut shape. ICD estimated from Google Maps linework. |
Lacey,
WA Thurston Co. United States |
Marvin Rd. / Britton Pkwy. (47.06905, -122.77090) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 46.3682 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework. |
Duvall,
WA King Co. United States |
SR 203 (Carnation-Duvall Rd.) / 124th St. / Novelty Hill (47.70910, -121.98440) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9865 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial ICD estimated from Google Maps linework. |
Gig Harbor,
WA Pierce Co. United States |
Borgen Blvd. / SR 16 NB Ramps / Burnham Dr. (47.35843, -122.61260) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 47.7339 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2001 | Oval shaped central island. 6 legged configuration includes a on-ramp (outbound)leg. Central island is used as a roadway storm detention pond. Completed Summer/Fall 2001. Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Moses Lake,
WA Grant Co. United States |
Yonezawa Blvd. / Clover Dr. / Kittleson Rd. (47.10387, -119.25730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.8990 |
Other (At-Grade) Single-Lane |
2001 | Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework. |
Moses Lake,
WA Grant Co. United States |
Yonezawa Blvd. / Leanne Ave. (47.10454, -119.27060) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.4597 |
Other (At-Grade) Single-Lane |
2001 | Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
2nd Ave. NE / NE 91st St. (47.69499, -122.32710) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 8.0388 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Mt. Washington Dr. / SW Simpson Ave. (44.04736, -121.34400) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.6208 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Town and Country,
MO St. Louis Co. United States |
MO 141 SB Ramps / Woods Mill Rd. (38.63523, -90.51449) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 38.2503 |
Other (At-Grade) Single-Lane |
2002 | Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Bel Air,
MD Harford Co. United States |
Tollgate Rd. / Wheel Rd. (39.48999, -76.32914) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.5729 |
Other (At-Grade) Single-Lane |
1999 | http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework. |
Fairbanks,
AK Fairbanks North Star United States |
Thompson Dr / Tanana Loop Dr (64.85564, -147.84200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.2695 |
Other (At-Grade) Single-Lane |
2004 | The site is on the University of Alaska, Fairbanks, school campus. The project constructed a new entrance onto the campus intersecting by means of a roundabout with an existing three leg stop controlled intersection. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Murray,
KY Calloway Co. United States |
Gilbert Groves Dr. / Murray State University parking lot (36.62003, -88.31861) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.0473 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Bainbridge Island,
WA Kitsap Co. United States |
High School Rd. / Madison Ave. (47.63579, -122.52100) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.9484 |
Other (At-Grade) Single-Lane |
2000 | Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Linden Ave. N / N. 36th St. (47.65116, -122.34860) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 35.4002 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Woodlawn Ave. N / N. 36th St. (47.65051, -122.33870) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 12.8730 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
18th Ave. E. / E. Spring St. (47.61154, -122.30890) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 8.0516 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. | |
Seattle,
WA King Co. United States |
4th Ave. N / N. Prospect St. (47.62890, -122.34880) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 10.4636 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Westfield,
NJ Union Co. United States |
NJ 28 / E. Broad St. (Westfield Circle) (40.64849, -74.35027) |
Rotary Existing |
Unknown Unknown |
3 Approaches 0 Driveways 42.5896 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Functional Class: Arterial ICD estimated from Google Maps linework. | |
Lafayette,
LA Lafayette Par. United States |
Settlers Trace / River Ranch Dr. (30.17073, -92.03625) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 42.3339 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector ICD estimated from Google Maps linework. |
Dumont / Cresskill,
NJ Bergen Co. United States |
Madison Ave. / Knickerbocker Rd. (Monument) (40.94127, -73.97681) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 74.8804 |
Other (At-Grade) Single-Lane |
Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local ICD estimated from Google Maps linework. | |
Hebron,
KY Kenton Co. United States |
North Bend Rd. / Graves Rd. / Old North Bend Rd. (39.09881, -84.71849) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 46.3432 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Okemos,
MI Ingham Co. United States |
Hamilton Rd. / Marsh Rd. (42.71625, -84.42687) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.8350 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | ICD estimated from Google Maps linework. |
Dimondale,
MI Eaton Co. United States |
East Rd. / Creyts Rd. (42.64743, -84.64275) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.6250 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2001 | British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
5th St. / Cantrill Dr. (38.55160, -121.72010) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.9547 |
Other (At-Grade) Single-Lane |
1998 | Police station on SW corner. Date estimated. ICD estimated from Google Maps linework. |
Woodland,
CA Yolo Co. United States |
Gum Ave. / Bourn Dr. (38.66820, -121.74710) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 64.3428 |
Other (At-Grade) Single-Lane |
2008 | Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
Moore Blvd. / Rockwell Dr. (38.56830, -121.72630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.2127 |
Other (At-Grade) Single-Lane |
1999 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
Moore Blvd. / Wright Blvd. (38.56490, -121.71860) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.2801 |
Other (At-Grade) Single-Lane |
1999 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. |
Anchorage,
AK Anchorage United States |
Southport Dr. / Maritime Loop / Washington Ave. (61.12706, -149.92590) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.9886 |
Other (At-Grade) Single-Lane |
2001 | The first winter resulted in several accidents, including the loss of a number of light poles around the circle. In response, minor modifications were made to the roundabout in 2002. ICD estimated from Google Maps linework. |
Bloomington,
IN Monroe Co. United States |
High St. / Winslow Rd. / Rogers Rd. (39.13631, -86.50819) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.9078 |
Other (At-Grade) Single-Lane |
1999 | $497,000 construction cost. ICD estimated from Google Maps linework. |
Mount Pleasant,
SC Charleston Co. United States |
Rifle Range Rd. / Bowman Rd. (Veterans Circle) (32.80469, -79.84284) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.1197 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1994-2002) ICD estimated from Google Maps linework. |
Encinitas,
CA San Diego Co. United States |
Leucadia Blvd / Hymettus Ave (33.06470, -117.29620) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 21.0192 |
Other (At-Grade) Single-Lane |
2004 | Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Malta,
NY Saratoga Co. United States |
Rte 67 (Dunning St.) / State Farm Pl. (42.96991, -73.80676) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 43.6952 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Part of a series of 5 roundabouts. ICD estimated from Google Maps linework. |
Encinitas,
CA San Diego Co. United States |
Leucadia Blvd / Hermes Ave (33.06482, -117.30010) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 18.0164 |
Other (At-Grade) Single-Lane |
2004 | Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Old Mill Run (28.90720, -81.98250) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 57.5036 |
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. |
Guelph,
ON Wellington County Canada |
Summerfield Dr. / Colonial Dr. (43.51809, -80.18253) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.4466 |
Other (At-Grade) Single-Lane |
2001 | Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework. |
Little Rock,
AR Pulaski Co. United States |
36th St. / Romine Rd. / West Rd. (34.72098, -92.38181) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.5782 |
Other (At-Grade) Single-Lane |
2001 | Elementary school and church nearby. http://www.contextsensitivesolutions.org/content/case_studies/kentucky_roundabout/resources/kentucky_roundabout_pdf/ Functional Class: Arterial ICD estimated from Google Maps linework. |
Gatineau,
QC Outaouais Region Canada |
Blvd. St.-Joseph (Rte. 105) / Rue Montcalm (45.43146, -75.73314) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
3 Approaches 0 Driveways 23.4678 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Opened December 9, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / N. Uinta Way (39.71986, -104.89070) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.5258 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Boulder,
CO Boulder Co. United States |
Balsam Ave. / 14th St. (40.02675, -105.27840) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4619 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Balsam Ave. / 15th St. (40.02675, -105.27660) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 8.2310 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Evergreen Ave. / 9th St. (40.03106, -105.28560) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 16.4609 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Kings Ridge Blvd. / Edison Ave. (40.03098, -105.23950) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.7768 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Kings Ridge Blvd. / Franklin Dr. (40.03237, -105.23960) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4342 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Maxwell Ave. / 6th St. (40.02176, -105.28860) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 12.8046 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pearl St. / 4th St. (40.01571, -105.29050) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 20.1234 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pearl St. / Mid-Block (40.01501, -105.29390) |
Traffic Calming Circle Existing |
Unknown None |
2 Approaches 0 Driveways 16.4647 |
Other (At-Grade) Single-Lane |
Facilitates U-turns at west end of Pearl Street ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pine St. / 15th St. (40.02072, -105.27670) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 16.4634 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pine St. / 17th St. (40.02126, -105.27410) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 10.9755 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
The Villages,
FL Sumter Co. United States |
Morse Blvd. / Mariposa Way / Mission Hills Run (28.91829, -81.96940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.4974 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
London,
ON Middlesex County Canada |
Lambton Dr. / Oxford Dr. (43.00616, -81.27515) |
Traffic Calming Circle Existing |
Unknown Unknown |
5 Approaches 0 Driveways 38.4291 |
Other (At-Grade) Single-Lane |
Constructed sometime in the 1970s. Functional Class: Local ICD estimated from Google Maps linework. | |
Seward,
NE Seward Co. United States |
7th St. / 6th Ave. / 8th Ave. (40.91742, -97.10029) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 37.9050 |
Other (At-Grade) Single-Lane |
Functional Class: Local ICD estimated from Google Maps linework. | |
Brookfield,
IL Cook Co. United States |
Grand Blvd. / Washington St. (41.82755, -87.85150) |
Other Existing |
Unknown Unknown |
8 Approaches 0 Driveways 41.8281 |
Other (At-Grade) Single-Lane |
I am a chauffuer in the Chicago area and I use this roundabout frequently when traveling from the West Suburbs to Midway Airport. Only real traffic is on Grand Blvd at this intersection but it is in a downtown shopping district in Brookfield (13 mi WSW of Functional Class: Local ICD estimated from Google Maps linework. | |
St. George,
UT Washington Co. United States |
E. Brigham Rd. / I-15 SB Ramps / Pioneer Rd. (37.05999, -113.58560) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 78.1526 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | Combines interchange ramps and frontage road. ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
21st Ave. E / E. Republican St. (47.62320, -122.30470) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 5.6349 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Advance,
NC Davie Co. United States |
NC 801 / I-40 EB Ramps (36.00655, -80.44083) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 17.3907 |
Freeway Ramps (Grade-Separated) Single-Lane |
2002 | Developer-built "temporary" intersection fix. Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Clemmons,
NC Forsyth Co. United States |
Styers Ferry Rd. / Utility Dr. (River Ridge Roundabout) (36.07380, -80.39124) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.9598 |
Other (At-Grade) Single-Lane |
2002 | Built by developer. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Willimantic,
CT Windham Co. United States |
Eastern Rd. / (driveway) (ECSU Campus by clock tower) (41.72001, -72.21691) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.0693 |
Other (At-Grade) Single-Lane |
1999 | Not properly signed and painted, but lots of potential for demonstrating this intersection concept. ICD estimated from Google Maps linework. |
Stafford Springs,
CT Tolland Co. United States |
Rte 32 / Rte 190 (41.95362, -72.30314) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.6523 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1890 | Believed by some to be improperly signed and painted, though some roundabout features have been added in the past 10 years. Near railroad crossing. Year Completed estimated (1890?). ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / Yosemite St. (39.72373, -104.88400) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.4416 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Frisco,
CO Summit Co. United States |
SH 9 / I-70 WB Ramps (39.59339, -106.09700) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 34.0524 |
Freeway Ramps (Grade-Separated) Single-Lane |
2000 | Highway ref. pt. 70-202.35. ICD estimated from Google Maps linework. |
Calabasas,
CA Los Angeles Co. United States |
Parkway Calabasas / Camino Portal (34.13878, -118.65890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.6442 |
Other (At-Grade) Single-Lane |
2001 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework. |
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Johnson Rd. / 16th St. (39.74207, -105.20060) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.6526 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework. |
Littleton,
CO Arapahoe Co. United States |
Franklin St. / Cherryville Rd. (39.61832, -104.96920) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 8.2800 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Berry Ave. (39.61682, -104.91340) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 11.9603 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Dorado Ave. (39.61319, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 9.2007 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Dorado Pl. (39.61199, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 11.0410 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Ida Ave. (39.61082, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 14.7216 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Powers Ave. (39.61501, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 9.2005 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Prentice Pl. (39.61977, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 14.7197 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
Peoria St. / Cherry Creek Dr. (39.61015, -104.84800) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.7631 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Golden,
CO Jefferson Co. United States |
Jefferson County Pkwy. / Civic Center (39.72717, -105.19940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.9051 |
Other (At-Grade) Single-Lane |
2000 | Feeds parking lot ICD estimated from Google Maps linework. |