8791 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
Ann Arbor, MI
Washtenaw
United States
Maple Rd./M-14 EB Ramp
(42.29990, -83.78100)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007
Charlotte, NC
Mecklenburg
United States
Moores Chapel Rd./I-485 NB Ramp
(35.27366, -80.96478)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2005 Interchange terminal. Fatal crash May 14, 2008.
Charlotte, NC
Mecklenburg
United States
Moores Chapel Rd./I-485 SB Ramp
(35.27376, -80.96779)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2005 Interchange terminal. Fatal crash June 28, 2011.
Federal Way, WA
King
United States
S 317th St./28th Ave. S/I-5 HOV Access Ramps
(47.31781, -122.29760)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006 Opened February 2006.
Sheboygan, WI
Sheboygan
United States
STH 42/I-43 NB Ramps
(43.79261, -87.76325)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007 Opened November 2007. http://www.sheboygan-press.com/apps/pbcs.dll/article?AID=/20071028/SHE0101/710280468/1973
Sheboygan, WI
Sheboygan
United States
STH 42/I-43 SB Ramps
(43.79406, -87.76523)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007 Opened November 2007. http://www.sheboygan-press.com/apps/pbcs.dll/article?AID=/20071028/SHE0101/710280468/1973
Ann Arbor, MI
Washtenaw
United States
Maple Rd./M-14 WB Ramp
(42.30177, -83.78105)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007
Boston, MA
Suffolk
United States
Willard St./I-93 Ramps/Furnace Brook Expwy.
(42.24208, -71.02673)
Rotary
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
Glenwood Springs, CO
Garfield
United States
Mel Ray Rd./I-70 EB Ramps/Midland Ave./Riverine Rd.
(39.56019, -107.36139)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2006 1 of 2 at Exit 114 on I-70, observed under construction in 2005.
Woburn, MA
Middlesex
United States
I-95 Ramps/MA 38 (Main St.)
(42.49945, -71.15711)
Rotary
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
Revere, MA
Suffolk
United States
Copeland Circle - US 1 Ramps/MA 60 (Squire Rd.)
(42.43008, -71.01710)
Rotary
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
Retrofitted (November 2018) with multi-lane approaches/departures on the Route 1 ramps and roundabout style pavement markings and signs within the circulating roadway
North Pole, AK
Fairbanks North Star
United States
Badger Rd./Richardson Hwy WB Ramps
(64.75903, -147.35120)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2007 Series of three roundabouts. Raindrop-shaped central island.
North Pole, AK
Fairbanks North Star
United States
Badger Rd./Richardson Hwy EB Ramps/Santa Claus Ln.
(64.75820, -147.35170)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2007 Series of three roundabouts. Previously controlled by one-way stop
Burtonsville, MD
Montgomery
United States
Dustin Rd./US 29 SB Offramp/Columbia Pike
(39.12256, -76.92656)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006 Fatal crash October 14, 2007.: http://www.fredericknewspost.com/sections/news/display.htm?StoryID=66411. 11861-05.
Stevensville, MD
Queen Annes
United States
Thompson Creek Rd./US 50 EB Ramps
(38.97599, -76.31046)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Mini-roundabout
2007 Mini-roundabout.
Lewisville, NC
Forsyth
United States
Concord Church Rd./US 421 NB Ramps
(36.09143, -80.42963)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2003 Mirror image of other ramp.
Owatonna, MN
Steele
United States
CSAH 7/TH 14 EB Ramps
(44.05747, -93.27671)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2012
Owatonna, MN
Steele
United States
CSAH 7/TH 14 WB Ramps
(44.05998, -93.27671)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2012
Brighton, CO
Adams
United States
W. Bridge St./US 85 NB Ramps
(39.98683, -104.82320)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2006 Part of double-dumbbell interchange with two roundabouts and one storage lane into railroad crossing.
Brighton, CO
Adams
United States
W. Bridge St./US 85 SB Ramps
(39.98682, -104.82450)
Roundabout
Existing
Unknown
Unknown
5 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2006 Part of double-dumbbell interchange with two roundabouts and one storage lane into railroad crossing.
Glenwood Springs, CO
Garfield
United States
Mel Ray Rd./I-70 WB Ramps/US 6
(39.56126, -107.36130)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Freeway Ramps
Unknown
2006 Observed Under construction in 2005 (1 of 2) at I-70, Exit 114
Jessup, MD
Anne Arundel
United States
MD 198 (Laurel Fort Meade Rd.)/MD 32 WB Ramps
(39.09178, -76.75688)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2002
Buena Vista Township, MI
Saginaw
United States
M-81/I-75 SB Ramps
(43.45060, -83.89209)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006 Right turn bypass lanes
Buena Vista Township, MI
Saginaw
United States
M-81/I-75 NB Ramps
(43.45056, -83.88958)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006 Right turn bypass lanes
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
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
Acoma Indian Reservation, NM
McKinley
United States
SH 30/I-40 EB Ramps
(35.07341, -107.56120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Unknown
2010 Series of 3 roundabouts
Mesa, AZ
Maricopa
United States
Brown Rd./Loop 202 SB Ramps
(33.43689, -111.65280)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007
Mesa, AZ
Maricopa
United States
Brown Rd./Loop 202 NB Ramps
(33.43694, -111.64850)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007
Jessup, MD
Anne Arundel
United States
MD 198 (Laurel Fort Meade Rd.)/MD 32 EB Ramps
(39.08997, -76.75736)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2002
Chattanooga, TN
Hamilton
United States
SR 153 NB Ramps/Lake Resort Dr.
(35.10986, -85.22842)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2006 At new intersection with new bridge and alignment of Lake Resort Drive. Former intersection was ~800 to the south. Non-symetric design. Some motions have two lanes. Previously controlled by signal
Chattanooga, TN
Hamilton
United States
SR 153 SB Ramps/N. Access Rd./TVA offices
(35.10868, -85.23122)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2006 N Access Road is a 4 lane arterial road. Fatal crash April 4, 2010. 11861-05.
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
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
Brighton, MI
Livingston
United States
Lee Rd./US 23 NB Ramps/Fieldcrest Dr.
(42.50486, -83.75652)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2005
Brighton, MI
Livingston
United States
Lee Rd./US 23 SB Ramps
(42.50605, -83.75954)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2006 Linked with Lee Rd/Whitmore Lake Rd roundabout. Previously controlled by one-way stop control
Camp Verde, AZ
Yavapai
United States
Middle Verde Rd./I-17 NB Ramps
(34.61039, -111.86160)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006
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
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.
Columbia, MO
Boone
United States
Business Loop 70/I-70 WB Ramps/Creasy Springs Rd.
(38.96655, -92.35241)
Roundabout
Removed
All-Way Yield
Unknown
5 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1996 First roundabout in Missouri by Missouri DOT. Originally built in 1996 per article: https://www.voxmagazine.com/news/all-about-roundabouts-in-columbia/article_93724b2b-8b20-5228-b4de-315c5c3d2004.html. Replaced with roundabout to immediate west.
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
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
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.
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.
Carson City, NV
Carson City
United States
Arrowhead Dr./I-580 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 (I-580). Overpass and roundabouts completed in 2002; freeway ramps completed ~2005.
Carson City, NV
Carson City
United States
Arrowhead Dr./I-580 NB Ramps/Imus Rd.
(39.19840, -119.77380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2002 NB off-ramp for Carson City Freeway (I-580) and extension of Imus Road. Overpass and roundabouts completed in 2002.
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.

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