4090 Results

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City, State
County
Country
Intersection
(Lat, Lng)
Type
Status
Control Type / Other Control Type Approaches / Driveways Functional Class /
LaneType
Year Completed Comments
Avon, CO
Eagle
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
Freeway Ramps
Multilane (2 Lane)
1997 Highway ref. pt. 70-166.62. Previously controlled by two-way stop
Avon, CO
Eagle
United States
Avon Rd./I-70 EB Ramps
(39.63683, -106.52170)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
1997 Highway ref. pt. 70-166.62. Previously controlled by two-way stop
Ritchie, MD
Prince Georges
United States
Ritchie-Marlboro Rd./I-95 SB Ramps
(38.86894, -76.84738)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001
Ritchie, MD
Prince Georges
United States
Ritchie-Marlboro Rd./I-95 NB Ramps
(38.86824, -76.84158)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001
Ellicott City, MD
Howard
United States
MD 103/MD 100 WB Ramps
(39.20846, -76.78294)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1998 Opened November 1998.
Ellicott City, MD
Howard
United States
MD 103/MD 100 EB Ramps
(39.20733, -76.78243)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1998 Opened November 1998.
Ellicott City, MD
Howard
United States
Snowden River Pkwy./MD 100 WB Ramps
(39.21233, -76.79544)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1998 Opened November 1998.
Ellicott City, MD
Howard
United States
MD 104 (Waterloo Rd.)/MD 100 WB Ramps
(39.22470, -76.80600)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
1999
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
Kingston, NY
Ulster
United States
I-587/Rte. 28/I-87/Washington Ave.
(41.94362, -74.02840)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2000 A 600 ft diameter traffic circle was replaced by 200 ft diameter roundabout. At Exit 19 from I-87. I-587 terminates in roundabout.
Green Bay, WI
Brown
United States
W. Mason St. (STH 32-STH 54)/US 41 NB Ramps
(44.52415, -88.08103)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2012 Series of 3 roundabouts. Opened August 2012.
Topeka, KS
Shawnee
United States
US 75/46th St.
(39.12934, -95.71959)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2002 Roundabout under structure as part of single-point interchange. Elliptical roundabout. Original intersection was at grade. Completed November 2002.
Lewisville, NC
Forsyth
United States
Concord Church Rd./US 421 SB Ramp/Williams Rd.
(36.08978, -80.43072)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2000 Solved capacity problem. Previously controlled by one-way stop
Anchorage, AK
Anchorage
United States
Dowling Rd./New Seward Hwy SB Ramps
(61.16636, -149.85780)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2004 Previously controlled by one-way stop
Anchorage, AK
Anchorage
United States
Dowling Rd./New Seward Hwy NB Ramps
(61.16637, -149.85520)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2004 Spiral striping Previously controlled by one-way stop
De Pere, WI
Brown
United States
Scheuring Rd. (CTH F)/US 41 NB Ramps
(44.43074, -88.10989)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2011 Series of 6 roundabouts. Opened September 2011.
Topeka, KS
Shawnee
United States
Rice Rd./I-70 WB Ramps/Sycamore Dr.
(39.03610, -95.62310)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2000 Part of a major realignment of I-70 and K-4. Sycamore Drive is one way with two westbound lanes (into the roundabout). Partial cloverleaf AB interchange type. Completed October 2000.
Topeka, KS
Shawnee
United States
Rice Rd./I-70 EB Ramps/Cyprus Drive
(39.03190, -95.62320)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2000 Part of a major realignment of I-70 and K-4. Cyprus Drive is One Way Eastbound (away from the roundabout). Partial cloverleaf AB interchange type. Completed October 2000.
Green Bay, WI
Brown
United States
W. Mason St. (STH 32-STH 54)/US 41 SB Ramps
(44.52418, -88.08284)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2012 Series of 3 roundabouts. Opened August 2012.
St. George, UT
Washington
United States
E. Brigham Rd./I-15 NB Ramps
(37.05939, -113.58350)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006 Raindrop-shaped interchange terminal.
Richland, WA
Benton
United States
Steptoe Dr./SR 240 EB Ramps/Columbia Park Trl.
(46.23906, -119.24600)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007 5th leg is on-ramp to SR 240. Opened November 2007. Previously controlled by two-way stop
Scaggsville, MD
Howard
United States
MD 216/US 29 SB Ramps
(39.14562, -76.90418)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001 Series of 4 roundabouts.
Scaggsville, MD
Howard
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
Freeway Ramps
Multilane (2 Lane)
2001 Series of 4 roundabouts.
Millington, MD
Kent
United States
MD 291/US 301 SB Ramps
(39.26463, -75.86641)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1999 Opened August 1999.
Millington, MD
Kent
United States
MD 291/US 301 NB Ramps
(39.26386, -75.86260)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1999 Opened August 1999.
Phoenix, AZ
Maricopa
United States
Happy Valley Rd./I-17 SB Ramps
(33.71301, -112.12000)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2002 Revised 2005.
Frisco, CO
Summit
United States
SH 9/I-70 WB Ramps
(39.59339, -106.09700)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2000 Highway ref. pt. 70-202.35.
Gig Harbor, WA
Pierce
United States
Borgen Blvd./SR 16 SB Ramps
(47.35868, -122.61610)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2004 Opened March 2004.
De Pere, WI
Brown
United States
Scheuring Rd. (CTH F)/US 41 SB Ramps
(44.43050, -88.11402)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2011 Series of 6 roundabouts. Opened September 2011.
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
Newton, KS
Harvey
United States
Broadway St./I-135 Ramps
(38.05000, -97.32250)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2003 Single-point interchange. Near roundabout interchange at I-135 & 1st Street. Roundabout completed January 2002, ramps from I-135 to the roundabout reopened March 2002. Eliptical structure incorporating both NB and SB ramps. Previously controlled by one-way stop
Gig Harbor, WA
Pierce
United States
Borgen Blvd./SR 16 NB Ramps/Burnham Dr.
(47.35843, -122.61260)
Roundabout
Existing
All-Way Yield
None
6 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
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
Kaukauna, WI
Outagamie
United States
CTH J/US 41 SB Ramps
(44.30645, -88.24948)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2010 Opened October 11, 2010.
Columbia, MO
Boone
United States
I-70 Business Loop/I-70 WB Ramps/Creasy Springs Rd.
(38.96658, -92.35235)
Roundabout
Existing
Unknown
Unknown
5 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2000
Carson City, NV
Carson City
United States
Arrowhead Dr./US 395 SB Ramp
(39.19810, -119.77540)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2002 Future SB on-ramp for Carson City Freeway (U.S. 395). Overpass & roundabouts completed in 2002 (freeway & ramp construction still pending as of 11/2002).
Carson City, NV
Carson City
United States
Arrowhead Dr./US 395 NB Ramps/Imus Rd.
(39.19840, -119.77380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2002 Future NB off-ramp for Carson City Freeway (U.S. 395) and extention of Imus Road. Overpass & roundabouts completed in 2002 (freeway & ramp construction still pending as of 11/2002).
Sterling Heights, MI
Macomb
United States
Van Dyke Ave. (M-53)/18 1/2 Mile Rd.
(42.60148, -83.03119)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2005 Completed June 2005.
Avon, CO
Eagle
United States
William J Post Blvd./I-70 WB Ramps
(39.62759, -106.49460)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2003
Avon, CO
Eagle
United States
William J Post Blvd./I-70 EB Ramps
(39.62714, -106.49610)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2003
Hanover, MD
Anne Arundel
United States
Arundel Mills Blvd./MD 295 NB Ramps
(39.15573, -76.74459)
Roundabout
Removed
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2002
Hanover, MD
Anne Arundel
United States
Arundel Mills Blvd./MD 295 SB Ramps
(39.15677, -76.74617)
Roundabout
Removed
All-Way Yield
None
2 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2002
Jessup, MD
Howard
United States
Canine Rd./MD 32 EB Ramps
(39.10101, -76.76953)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2001
Truckee, CA
Nevada
United States
Hwy 89/I-80 EB Ramps
(39.32243, -120.20770)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2005
Kaukauna, WI
Outagamie
United States
CTH J/US 41 NB Ramps
(44.30463, -88.24939)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2010 Opened October 11, 2010.
Advance, NC
Davie
United States
NC 801/I-40 EB Ramps
(36.00655, -80.44083)
Roundabout
Removed
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2002 Developer-built "temporary" intersection fix. Previously controlled by one-way stop
St. George, UT
Washington
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
Freeway Ramps
Multilane (2 Lane)
2006 Combines interchange ramps and frontage road.
Newton, KS
Harvey
United States
First St./I-135 Ramps
(38.04250, -97.32240)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2003 Single-point interchange. Previously controlled by one-way stop
Truckee, CA
Nevada
United States
Hwy 89/I-80 WB Ramps
(39.32386, -120.20760)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2005
Camp Verde, AZ
Yavapai
United States
Middle Verde Rd./I-17 SB Ramps
(34.61179, -111.86210)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006
Acoma Indian Reservation, NM
McKinley
United States
SH 30/I-40 WB Ramps
(35.07505, -107.56110)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Unknown
2010 Series of 3 roundabouts

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