|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Washington,
DC N/A 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 |
Other Multilane (2 Lane) |
||
|
Washington,
DC N/A 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 |
Other Multilane (2 Lane) |
||
|
Washington,
DC N/A 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 |
Other Multilane (2 Lane) |
||
|
Washington,
DC N/A United States |
Sheridan Circle (Mass Ave./23rd St./R St.) (38.91214, -77.05065) |
Rotary Existing |
Uncontrolled None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
Functional Class: Arterial | |
|
Washington,
DC N/A United States |
Westmoreland Circle (Mass. Ave./Dalecarlia Pkwy/Western Ave.) (38.94892, -77.10097) |
Rotary Existing |
Uncontrolled None |
6 Approaches 0 Driveways |
Other Multilane (2 Lane) |
Functional Class: Arterial | |
|
Washington,
DC N/A United States |
Ward Circle (Mass. Ave./Nebraska Ave.) (38.93792, -77.08590) |
Signalized Roundabout/Circle Existing |
Signal None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
||
|
Washington,
DC N/A United States |
Chevy Chase Circle (Conn. Ave./Western Ave.) (38.96761, -77.07716) |
Signalized Roundabout/Circle Existing |
Signal None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
||
|
Washington,
DC N/A United States |
Tenley Circle (Nebraska Ave./Wisconsin Ave./Yuma St.) (38.94628, -77.07875) |
Signalized Roundabout/Circle Existing |
Signal None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
||
|
Washington,
DC N/A United States |
Sherman Circle (Kansas Ave./Illinois Ave./Crittenden St.) (38.94733, -77.02190) |
Rotary Existing |
All-Way Stop None |
6 Approaches 0 Driveways |
Other Multilane (2 Lane) |
Functional Class: Arterial | |
|
Washington,
DC N/A United States |
Grant Circle (New Hampshire Ave./Illinois Ave./Varnum St./NW 5th St.) (38.94312, -77.01926) |
Rotary Existing |
All-Way Stop None |
8 Approaches 0 Driveways |
Other Multilane (2 Lane) |
Functional Class: Arterial | |
|
Portland,
OR Multnomah United States |
NE 39th Ave./Glisan St. (45.52640, -122.62300) |
Other Existing |
All-Way Stop None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
Stop-controlled entries into circle. Bus stop within circulatory roadway. Historical rotary with stop control. Functional Class: Arterial | |
|
Beaverton,
OR Washington United States |
SW Teal Blvd./155th Ave./Nutcracker Ct. (45.44060, -122.83760) |
Other Existing |
All-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. Functional Class: Collector | |
|
Berkeley,
CA Alameda United States |
Marin Ave./Los Angeles Ave./Del Norte St./Arlington Ave. (37.89015, -122.27240) |
Other Existing |
Two-Way Stop None |
6 Approaches 0 Driveways |
Other Single-Lane |
Free movement on Marin Ave.; rest are stop-controlled | |
|
Clackamas,
OR Clackamas United States |
Monterey Ave./Stevens Rd. (45.43780, -122.56390) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2006 | Fourth leg serves New Hope Community Church parking lot. Functional Class: Collector |
|
Abingdon,
MD Harford United States |
Tollgate Rd./Montrose Way (39.48198, -76.32751) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2003 | Elementary school and library to north, another school to south. Functional Class: Collector |
|
Arcata,
CA Humboldt United States |
West End Rd./Spear Ave./Saint Louis Rd. (40.88910, -124.08210) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
1998 | Functional Class: Arterial |
|
Arcata,
CA Humboldt United States |
Samoa Blvd./Union St. (40.86140, -124.07730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
1999 | Functional Class: Arterial |
|
Bel Air,
MD Harford United States |
Tollgate Rd./Westover Ln./Crisfield Dr. (39.46859, -76.32162) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2002 | http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 Previously controlled by two-way stop Functional Class: Collector |
|
Arcata,
CA Humboldt United States |
Samoa Blvd./Buttermilk Ln. (40.85710, -124.07250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
1999 | Functional Class: Arterial |
|
Arcata,
CA Humboldt United States |
Guintoli Ln./US 101 SB Ramps (40.90400, -124.08920) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
2005 | |
|
Canmore,
AB Central Alberta Canada |
Three Sisters Pkwy./Stewart Creek Dr. (51.05031, -115.31370) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2008 | |
|
Arcata,
CA Humboldt United States |
Guintoli Ln./US 101 NB Ramps (40.90492, -124.08510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
2005 | |
|
Durango,
CO La Plata United States |
Florida Rd./Riverview Dr. (37.28319, -107.86900) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2010 | |
|
Durango,
CO La Plata United States |
CR 238/Fort Lewis Dr./College Dr. (37.27940, -107.85940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2007 | |
|
Durango,
CO La Plata United States |
(Mercy Regional Medical Center ring road)/(unknown) (37.23677, -107.82050) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2006 | |
|
Visalia,
CA Tulare United States |
Houston Ave./Santa Fe St./NE 3rd Ave. (36.34183, -119.28780) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other Single-Lane |
2010 | |
|
Durango,
CO La Plata United States |
(Mercy Regional Medical Center entrance drive)/(ring road) (37.23339, -107.82310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Functional Class: Arterial |
|
Portland,
OR Multnomah United States |
NW 25th Ave./NW Quimby St. (45.53330, -122.70280) |
Neighborhood Traffic Circle Existing |
Two-Way Stop None |
3 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
|
Carmel,
IN Hamilton United States |
Old Meridian St./Grand Blvd. (39.97366, -86.14984) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2008 | |
|
Port Orchard,
WA Kitsap United States |
Mile Hill Dr. (Hwy 166)/Bethel Ave. (47.53467, -122.62730) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
1998 | Previously a Y Intersection. Opened June 1998. Previously controlled by two-way stop Functional Class: Arterial |
|
Malta,
NY Saratoga United States |
Rte 67 (Dunning St.)/I-87 NB Ramps (42.97052, -73.80057) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Part of a series of 5 roundabouts. |
|
Modesto,
CA Stanislaus United States |
La Loma/James St./G St. (37.64360, -120.98740) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other Single-Lane |
1997 | Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector |
|
Clackamas,
OR Clackamas United States |
Monterey Ave./Causey Ave./William Otty Rd. (45.44020, -122.55510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2005 | Functional Class: Collector |
|
Montréal,
QC Montréal Region Canada |
Ave. Marie-Curie/Blvd. Alfred Nobel (45.48518, -73.76222) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
1998 | Completed November 1998. Functional Class: Collector |
|
(unincorporated),
OR Clackamas United States |
SE 147th Ave./Oregon Trail Dr./Hines Dr./Sieben Pkwy. (45.42280, -122.51240) |
Other Existing |
All-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
||
|
Bend,
OR Deschutes United States |
SW Century Dr./Colorado Ave./Chandler Ave. (44.04180, -121.33200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
1999 | Completed Fall 1999. One leg comes in at 60 degree angle. Right-turn bypass lane part of conceptual design but removed for final. First modern roundabout in Oregon. Previously controlled by one-way stop Functional Class: Arterial |
|
Bellevue,
WA King United States |
W. Lake Sammamish Pkwy. SE/Lakemont Blvd. SE (47.56776, -122.09980) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
1997 | Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial |
|
Tallahassee,
FL Leon United States |
Sutor Road/Old Sutor Road (30.42957, -84.21212) |
Neighborhood Traffic Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
||
|
Port St. Lucie,
FL St. Lucie United States |
SE Westmoreland Blvd./Pine Valley St. (27.25530, -80.30157) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
||
|
Fort Pierce,
FL St. Lucie United States |
Avenue A/N. Indian River Dr. (27.44907, -80.32326) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2000 | http://www.walkinginfo.org/pedsafe/casestudy.cfm?CS_NUM=14. 1997? |
|
Malta,
NY Saratoga United States |
Rte 67 (Dunning St.)/I-87 SB Ramps (42.97027, -73.80322) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Part of a series of 5 roundabouts. |
|
Malta,
NY Saratoga United States |
Rte 67 (Dunning St.)/US 9 (42.97116, -73.79296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Part of a series of 5 roundabouts. |
|
Portland,
OR Multnomah United States |
NW 25th Ave./NW Overton St. (45.53190, -122.70270) |
Neighborhood Traffic Circle Existing |
Two-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
|
Portland,
OR Multnomah United States |
NW 25th Ave./NW Marshall St. (45.53040, -122.70270) |
Neighborhood Traffic Circle Existing |
Two-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
|
Provo,
UT Utah United States |
Riverside Ave./W 1720 North (40.25703, -111.66810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2000 | |
|
Columbia,
MD Howard United States |
Cradlerock Way/Homespun Dr. (39.19095, -76.83787) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2001 | Completed May 21, 2001. Previously controlled by one-way stop Functional Class: Collector |
|
Malta,
NY Saratoga United States |
Rte 67 (Dunning St.)/Kelch Dr./Blacksmith Dr. (Malta Commons) (42.97073, -73.79816) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Part of a series of 5 roundabouts. |
|
Scottsdale,
AZ Maricopa United States |
E. Via Linda/E. San Pablo Dr. (33.56833, -111.89350) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways |
Other Single-Lane |
||
|
Scottsdale,
AZ Maricopa United States |
E. Via Linda/N. 87th St. (33.56715, -111.89500) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Single-Lane |
||
|
Loveland,
CO Larimer United States |
McWhinney Blvd./Hahns Peak Dr./Grays Peak Dr. (40.41048, -105.01140) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2002 | Previously controlled by new Functional Class: Arterial |