9871 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.


Search
Advanced Search Export as KML
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. Raindrop-shaped central island.
Boynton Beach, FL
Palm Beach
United States
Hagen Ranch Rd./Charleston Shores Blvd.
(26.56520, -80.15560)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Single-Lane
1998
Gig Harbor, WA
Pierce
United States
Borgen Blvd./51st
(47.35959, -122.60640)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Single-Lane
2002 In-pavement flashers in use on all crosswalks. Striped-out apron for future conversion to multilane. Opened September 2002. Functional Class: Arterial
Eagle, CO
Eagle
United States
Eby Creek Rd./US 6
(39.65630, -106.82500)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Single-Lane
2001 Opened July 2001. Highway ref pt. 6-49.67. Previously controlled by two-way stop Functional Class: Arterial
Alpine, UT
Utah
United States
Canyon Crest Rd./Alpine Hwy. (S. Main St.)
(40.44784, -111.77840)
Roundabout
Existing
Uncontrolled
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Single-Lane
2003 Free-merge, active pedestrian warning Functional Class: Major Arterial
Vernon, BC
North Okanagan Regional District
Canada
30th Ave./31st Ave.
(50.26386, -119.28024)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
3 Approaches
0 Driveways
Other
Single-Lane
2004
Olympia, WA
Thurston
United States
Olympic Way NW/4th Ave. W/5th Ave. W
(47.04422, -122.91200)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2004 Opened March 2004. Functional Class: Arterial
Olympia, WA
Thurston
United States
Olympic Way NW/Harrison Ave. NW/W Bay Dr. NW
(47.04582, -122.91330)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2004 Opened March 2004. Functional Class: Arterial
Ottawa, ON
City of Ottawa
Canada
Jockvale Rd./Fable St./Weybridge Dr.
(45.27378, -75.76441)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Single-Lane
2007 Functional Class: Major Collector
Dalton Gardens, ID
Kootenai
United States
4th St./Hanley Ave.
(47.72981, -116.77610)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Single-Lane
2009
Anacortes, WA
Skagit
United States
W 12th St./Pennsylvania Ave.
(48.49816, -122.65660)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
3 Approaches
0 Driveways
Other
Unknown
2010 Built for the purpose of traffic calming near a residental park area. Conrete-asphalt. Previously controlled by one way stop Functional Class: Local
Missoula, MT
Missoula Co.
United States
N Orange St./N 5th St./I-90 EB Ramps
(46.87980, -113.99314)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2017 Completed June 2017.
Los Angeles, CA
Los Angeles Co.
United States
N San Fernando Rd./N Figueroa St.
(34.08149, -118.22572)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Unknown
Multilane (2 Lane)
2017 Estimated opening January or March 2017.
Fruita, CO
Mesa Co.
United States
CO-340/I-70 EB Ramps/I-70 Frontage Rd.
(39.15470, -108.73769)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2009
Sterling, MA
Worcester Co.
United States
Leominster Rd. (Rte 12)/I-190 SB Ramps
(42.46038, -71.74610)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2018 RRFB
Charlottetown, PE
Queens
Canada
Capital Dr. (Trans-Canada Hwy.)/Upton Rd./Maypoint Rd.
(46.26149, -63.16922)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2016 Right-turn bypass lane on north leg.
Eskilstuna, Sodermanland County
Eskilstuna
Sweden
Skogstorpsvägen/Skjulstagatan/Skjulsta kvarnväg
(59.34148, 16.48679)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Other
Single-Lane
Wrightstown, WI
Brown Co.
United States
Broadway St./Main St.
(44.32745, -88.16800)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Other
Single-Lane
2015 At-grade rail crossing on north leg.
Red Wing, MN
Goodhue Co.
United States
Levee Rd./Jackson St.
(44.56404, -92.54655)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
3 Approaches
1 Driveways
Other
Single-Lane
2016 Elliptical shape. At-grade rail crossing on south leg.
Prairie du Chien, WI
Crawford Co.
United States
S Marquette Rd./E Blackhawk Ave.
(43.05193, -91.14100)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2014 Series of three roundabouts. Nearby at-grade rail crossing.
Prairie du Chien, WI
Crawford Co.
United States
S Marquette Rd./E Wisconsin St.
(43.05037, -91.14098)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Other
Single-Lane
2014 Series of three roundabouts. Nearby at-grade rail crossing.
Prairie du Chien, WI
Crawford Co.
United States
S Marquette Rd./E Iowa St.
(43.04911, -91.14094)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2014 Series of three roundabouts. Nearby at-grade rail crossing.
Blaine, WA
Whatcom
United States
I-5 SB Ramps/Peace Portal Dr./Marine Dr.
(48.99723, -122.75250)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2010 May 2010. Roundabout is ~200 ft from railroad crossing.
Cabazon, CA
Riverside
United States
Apache Trl./I-10 EB Ramps
(33.92071, -116.80680)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2008 Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html. Railroad in close proximity.
Lehi, UT
Utah
United States
Main St. (Hwy 73)/N 500 W (Hwy 197)
(40.38755, -111.85710)
Roundabout
Existing
All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only)
4 Approaches
0 Driveways
Other
Single-Lane
2003 Railroad approx. 400 feet from roundabout. Traffic is backed up on Main St. at all locations including the RR xing and roundabout - high growth and no other traffic options to and from freeway.
Jensen Beach, FL
Martin
United States
Jensen Beach Blvd./Candice Ave./Pineapple Dr.
(27.24387, -80.22741)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Gates (controlling roundabout)
5 Approaches
0 Driveways
Other
Multilane (2 Lane)
2002 Railroad running through central island. ADT volume of 27000 on five-lane road west leg. Also an evacuation route. High volume FEC freight line.
Salt Lake City, UT
Salt Lake
United States
South Campus Dr./Center Campus Dr.
(40.75968, -111.84490)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Gates (controlling roundabout)
3 Approaches
0 Driveways
Other
Single-Lane
2003 Light rail runs through center of roundabout, protected by gates.
Daingerfield, TX
Morris
United States
Webb St./Jefferson St./Coffey St./Linda Dr.
(33.03180, -94.72192)
Roundabout
Existing
Unknown
At-grade Rail Crossing Gates (controlling roundabout)
4 Approaches
0 Driveways
Other
Single-Lane
2008 Railroad crossing through central island. Replaced two "T"-intersections.
Santa Cruz, CA
Santa Cruz Co.
United States
Pacific Ave./Beach St.
(36.96282, -122.02388)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Gates (controlling roundabout)
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2015 Railroad tracks cut through part of circle.
Calgary, AB
Alberta
Canada
Highfield Rd. SE/26 Ave. SE/Dartmouth Rd. SE
(51.03040, -114.04103)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Gates (controlling roundabout)
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2010 CPR tracks through center of roundabout. http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf Previous control: rail crossing signal (no gates); Yield on one approach.
Jeffersonville, IN
Clark Co.
United States
E 10th St./IN-62 EB Ramps
(38.34309, -85.70641)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
3 Approaches
0 Driveways
Freeway Ramps
Multilane (3+ Lane)
2015 At-grade rail crossing on south legm with PHBs controlling west and north legs. No pedestrian crossings.
Reedley, CA
Fresno Co.
United States
Reed Ave./North Ave./I St.
(36.60072, -119.45756)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
3 Approaches
0 Driveways
Other
Single-Lane
2017 Intersection is near at-grade railroad crossing. The two legs of the roundabout not crossing the railroad tracks have train-activated flashing beacons requiring traffic to stop when flashing.
Basel, Basel
Basel-Stadt
Switzerland
Luzernnerring/Voltastrasse/Huningerstrasse/Lothringerstrasse
(47.57107, 7.57478)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
6 Approaches
0 Driveways
Other
Single-Lane
Tram rail lines running through central island. Signal control for tram crossings; yield control on entries.
Carmel, IN
Hamilton
United States
E 136th St./Keystone Pkwy NB Ramps
(39.98598, -86.11404)
Roundabout
Existing
All-Way Yield
Metering Signal
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2009 Part of tight diamond interchange with raindrop shape central island. Northbound ramp from Keystone Pkwy has a metering signal (PHB) that activates during peak hours when triggered by a long westbound queue. Eastbound approach has a metering signal (PHB) that activates during peak hours when triggered by a long northbound queue.
Clearwater, FL
Pinellas
United States
SR 60/Coronado Dr. (SR 699)/Mandalay Ave./Poinsettia Ave. (Gateway Roundabout)
(27.97752, -82.82709)
Roundabout
Existing
All-Way Yield
Metering Signal
6 Approaches
0 Driveways
Other
Multilane (2 Lane)
1999 Functional Class: Arterial
Ellicott City, MD
Howard
United States
Snowden River Pkwy./MD 100 WB Ramps
(39.21233, -76.79544)
Roundabout
Existing
All-Way Yield
Metering Signal
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
1998 Opened November 1998. Metering signal on Snowden River Pkwy approach.
Richland, WA
Benton
United States
Steptoe Dr./SR 240 EB Ramps/Columbia Park Trl.
(46.23893, -119.24546)
Roundabout
Existing
All-Way Yield
Metering Signal
5 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2007 5th leg is on-ramp to SR 240. Opened November 2007. According to local news (link below) they started metering the traffic on the westbound Columbia Park Trail approach in 2018. It only turns on when traffic coming off the freeway gets backed up. https://97rockonline.com/tri-cities-roundabout-gets-new-metered-traffic-light-wait-what/
Tooele, UT
Tooele
United States
W 2000 N/N 70 W
(40.56555, -112.30310)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2000
North Haven, NY
Suffolk
United States
Tyndall Road/Rte. 114 (Ferry Rd.)
(41.01303, -72.31309)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Replaced a dangerous 2-way stop. Previously controlled by two-way stop
Scottsdale, AZ
Maricopa
United States
N. 74th St./E. Sweetwater Ave.
(33.60395, -111.92150)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
Other
Unknown
2003 Modified by City in 2005 to improve operation as roundabout.
Guelph, ON
Wellington County
Canada
Summerfield Dr./Colonial Dr.
(43.51809, -80.18253)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Located in Pine Ridge East residenital subdivision Functional Class: Collector
Lexington, KY
Lexington-Fayette
United States
Old Frankfort Pike/Alexandria Dr.
(38.06978, -84.55798)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Unknown
2010
Bel Air, MD
Harford
United States
Tollgate Rd./Wheel Rd.
(39.48999, -76.32914)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1999 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22
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
Other
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
Murray, KY
Calloway
United States
Gilbert Groves Dr./Murray State University parking lot
(36.62003, -88.31861)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2003
Bainbridge Island, WA
Kitsap
United States
High School Rd./Madison Ave.
(47.63579, -122.52100)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
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.
Oak Grove, MD
Prince Georges
United States
MD 193 (Watkins Park Dr.)/Oak Grove Rd.
(38.87737, -76.78108)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2001
Temple Hills, MD
Prince Georges
United States
MD 637 (Naylor Rd.)/Good Hope Ave.
(38.84922, -76.95655)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001
Temple Hills, MD
Prince Georges
United States
MD 637 (Naylor Rd.)/Oxon Run Dr.
(38.84986, -76.95789)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001
Castle Marina, MD
Queen Annes
United States
MD 18/Castle Marina Rd.
(38.97871, -76.28938)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1999 Previously controlled by two-way stop
Kennewick, WA
Benton
United States
Columbia Park Drive #1
(46.22221, -119.15110)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2001 Completed February 2001. Functional Class: Local
Kennewick, WA
Benton
United States
Columbia Park Drive #2
(46.22223, -119.14630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2001 Completed February 2001 Functional Class: Local
Juneau, AK
Juneau
United States
Douglas Hwy/North Douglas Hwy
(58.29718, -134.43280)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2005 Previously controlled by one-way stop Functional Class: Arterial
Portland, OR
Multnomah
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
Other
Single-Lane
2000
Howard, WI
Brown
United States
Lineville Rd. (CTH M)/Cardinal Ln. (CTH EB)
(44.59090, -88.08430)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1999 Roundabout is near Forest Glen Elementary School, Lineville Intermediate School, and Bay Port High School. Completed October 1999. http://www.co.brown.wi.us/Planning/roundabouts.html Functional Class: Arterial
Howard, WI
Brown
United States
Lineville Rd. (CTH M)/Rockwell Ln.
(44.59080, -88.08880)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Roundabout is adjacent to Lineville Intermediate School, Middle School, and High School. School did not allow pedestrian crossings prior to roundabout due to unsafe conditions, now allows crossings using crossing guard. Completed October 1999. http://www.co.brown.wi.us/Planning/roundabouts.html Previously controlled by one-way stop Functional Class: Arterial
Scottsdale, AZ
Maricopa
United States
Princess Blvd./Princess Dr.
(33.64807, -111.91780)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Unknown
2007 Completed 1986. Reconfigured in 2007?
Rising Sun, MD
Cecil
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
Other
Single-Lane
2003
Lacey, WA
Thurston
United States
Marvin Rd./Britton Pkwy.
(47.06905, -122.77090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000 Completed September 14, 2000. Functional Class: Arterial
Duvall, WA
King
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
Other
Multilane (2 Lane)
2004 http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial
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
Moses Lake, WA
Grant
United States
Yonezawa Blvd./Clover Dr./Kittleson Rd.
(47.10387, -119.25730)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Part of series of 3 roundabouts. Functional Class: Collector
Moses Lake, WA
Grant
United States
Yonezawa Blvd./Leanne Ave.
(47.10454, -119.27060)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector
Okemos, MI
Ingham
United States
Hamilton Rd./Marsh Rd.
(42.71625, -84.42687)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000
Dimondale, MI
Eaton
United States
East Rd./Creyts Rd.
(42.64745, -84.64297)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Unknown
2001 British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf
Davis, CA
Yolo
United States
5th St./Cantrill Dr.
(38.55160, -121.72010)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1998 Police station on SW corner. Date estimated.
Woodland, CA
Yolo
United States
Gum Ave./Bourn Dr.
(38.66820, -121.74710)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
Other
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
Davis, CA
Yolo
United States
Moore Blvd./Rockwell Dr.
(38.56830, -121.72630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Date estimated. Functional Class: Local
Davis, CA
Yolo
United States
Moore Blvd./Wright Blvd.
(38.56490, -121.71860)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Date estimated. Functional Class: Local
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
Other
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.
Fort Wayne, IN
Allen
United States
Adams Center Rd./Marion Center Rd./Maples Rd./Wayne Terr.
(41.00440, -85.05704)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other
Single-Lane
1995 Year Completed estimated (before 1998). Functional Class: Collector
Bloomington, IN
Monroe
United States
High St./Winslow Rd./Rogers Rd.
(39.13631, -86.50819)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 $497,000 construction cost.
Bend, OR
Deschutes
United States
SW Mt. Washington Dr./SW Simpson Ave.
(44.04736, -121.34400)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2013
Lafayette, LA
Lafayette
United States
Settlers Trace/River Ranch Dr.
(30.17073, -92.03625)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
Other
Multilane (2 Lane)
2001 This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector
Hebron, KY
Kenton
United States
North Bend Rd./Graves Rd.
(39.09924, -84.71848)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Unknown
2009
Malta, NY
Saratoga
United States
Rte 67 (Dunning St.)/State Farm Pl.
(42.96991, -73.80676)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other
Multilane (2 Lane)
2006 Part of a series of 5 roundabouts.
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
Clemmons, NC
Forsyth
United States
Styers Ferry Rd./Utility Dr. (River Ridge Roundabout)
(36.07380, -80.39124)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2002 Built by developer. Previously controlled by one-way stop Functional Class: Collector
Willimantic, CT
Windham
United States
Eastern Rd./(driveway) (ECSU Campus by clock tower)
(41.72001, -72.21691)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Not properly signed and painted, but lots of potential for demonstrating this intersection concept.
Stafford Springs, CT
Tolland
United States
Rte 32/Rte 190
(41.95362, -72.30314)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
1890 Believed by some to be improperly signed & painted, though some roundabout features have been added in the past 10 years. Near railroad crossing. Year Completed estimated (1890?).
Phoenix, AZ
Maricopa
United States
I-17 NB Ramps/Happy Valley Road
(33.71299, -112.11460)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other
Multilane (2 Lane)
2002 Revised 2005. Functional Class: Collector
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.
Little Rock, AR
Pulaski
United States
36th St./Romine Rd./West Rd.
(34.72098, -92.38181)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Elementary school and church nearby. http://www.contextsensitivesolutions.org/content/case_studies/kentucky_roundabout/resources/kentucky_roundabout_pdf/ Functional Class: Arterial
Boulder, CO
Boulder
United States
Arapahoe Ave./4th St.
(40.01294, -105.29160)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
3 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Arapahoe Ave./5th St.
(40.01295, -105.28920)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
3 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Balsam Ave./14th St.
(40.02675, -105.27840)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Balsam Ave./15th St.
(40.02675, -105.27660)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Evergreen Ave./9th St.
(40.03106, -105.28560)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Kings Ridge Blvd./Edison Ave.
(40.03098, -105.23950)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Kings Ridge Blvd./Franklin Dr.
(40.03237, -105.23960)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Maxwell Ave./6th St.
(40.02176, -105.28860)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Pearl St./4th St.
(40.01571, -105.29050)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Pearl St./Mid-Block
(40.01501, -105.29390)
Neighborhood Traffic Circle
Existing
Unknown
None
2 Approaches
0 Driveways
Other
Single-Lane
Facilitates U-turns at west end of Pearl Street
Boulder, CO
Boulder
United States
Pine St./15th St.
(40.02072, -105.27670)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Pine St./17th St.
(40.02126, -105.27410)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Aspen, CO
Pitkin
United States
SH 82/Maroon Crk./Castle Crk.
(39.19548, -106.84060)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000
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.
Kent, WA
King
United States
S. 216th St./42nd Ave. S/40th Pl. S
(47.40843, -122.28120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other
Single-Lane
2001 Opened July 2001.
Scottsdale, AZ
Maricopa
United States
N. 68th St./E. Cholla St.
(33.58953, -111.93550)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
Other
Single-Lane
2003 Completed with traffic calming project.
Lacey, WA
Thurston
United States
Marvin Rd./Hawks Prairie Commercial Blvd.
(47.06717, -122.76820)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000 Roundabout installed, although cross street not initially constructed. Functional Class: Arterial