28735 Results

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City, State
County
Country
Intersection
(Lat, Lng)
Type
Status
Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType
Year Completed Comments
Woodbridge, VA
Prince William Co.
United States
Belmont Bay Dr. / Palisades St.
(38.65612, -77.23753)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.4412
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 ICD estimated from Google Maps linework.
Woodbridge, VA
Prince William Co.
United States
Belmont Bay Dr. / Course View Way
(38.65403, -77.23640)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1826
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Huntsville, AL
Madison Co.
United States
Home Depot Access / Costco Access
(34.74251, -86.60383)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
30.4236
Other (At-Grade)
Single-Lane
2000 Year Completed estimated (1998-2002). ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States
Devonna Ln. / Watkins St. / 84th Dr. / Hammond Ln.
(33.42601, -112.24090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.9228
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Hercules, CA
Contra Costa Co.
United States
Refugio Valley Rd. / Redwood Rd. / Falcon Way
(37.99686, -122.24780)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.8238
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States
Wistful Vista Dr. / S. 79th St.
(41.56572, -93.81668)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.6372
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Rochester, MI
Oakland Co.
United States
Tienken Rd. / Runyon Rd. / Washington Rd.
(42.69743, -83.11135)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.0105
Other (At-Grade)
Single-Lane
1999 Total cost: $353,000. Completed July 1999. Functional Class: Arterial ICD estimated from Google Maps linework.
Eugene, OR
Lane Co.
United States
Barger Dr. / Green Hill Rd.
(44.08470, -123.20830)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
32.6002
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States
Monterey Way / Harvard Rd.
(38.96400, -95.28833)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
15.7869
Other (At-Grade)
Single-Lane
1999 Built as part of reconstrction of Monterey Way. Designed as part of City/State Safety Improvement Project. ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach Co.
United States
Hagen Ranch Rd. / Treviso Ln.
(26.54100, -80.16380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.6431
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas Co.
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
68.5587
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Modified 2002-2004 to change geometry and striping, and remove fountain. 21442
Chesterfield, MO
St. Louis Co.
United States
Schoettler Valley Dr. / Highcroft Dr.
(38.64415, -90.55331)
Other
Removed
Unknown
Unknown
4 Approaches
0 Driveways
17.7235
Other (At-Grade)
Single-Lane
1999 Temporary roundabout installed in Fall 1999. Removed September 25, 2000 due to negative public opinion. Intersection returned to AWSC. Functional Class: Local ICD estimated from Google Maps linework.
Clemmons, NC
Forsyth Co.
United States
Fraternity Church Rd. / Hope Church Rd.
(36.02653, -80.34301)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.0113
Other (At-Grade)
Single-Lane
1999 Existing three-legged intersection converted to a four-legged intersection by adding new Clemmons Middle School driveway at the roundabout. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV
Clark Co.
United States
Desert Primrose Ln. / Desert Marigold Ln. / Blue Willow Ln.
(36.14060, -115.32090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.5093
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Functional Class: Collector ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV
Clark Co.
United States
Desert Primrose Ln. / Spotted Leaf Ln. / Pavillion Center Dr.
(36.14070, -115.33120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
41.4737
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Functional Class: Collector ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV
Clark Co.
United States
Havenwood Ave. / Spotted Leaf Ln. / Golden Willow
(36.13300, -115.33040)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.6194
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Functional Class: Collector ICD estimated from Google Maps linework.
Annapolis, MD
Anne Arundel Co.
United States
Gateway Circle [MD 450 (West St.) / Taylor Ave. / Spa Rd.]
(38.97630, -76.50486)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8640
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Elliptical shaped. ICD = 180 ft x 160 ft. Opened December 1999.
Carlsbad, CA
San Diego Co.
United States
Legoland Dr. / Armada Dr.
(33.13229, -117.31660)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
41.1480
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
1999 Unstriped circulatory roadway.
(unincorporated), MD
Anne Arundel Co.
United States
Arundel Beach Rd. / Leelyn Dr.
(39.07955, -76.54560)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.9594
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States
MD 94 / Old Frederick Rd. (Lisbon North)
(39.34810, -77.06930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.7839
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Brattleboro, VT
Windham Co.
United States
Rte 9 / Rte 5
(42.88500, -72.55670)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
51.8160
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
1999 Adjacent to I-89. Heavy truck volume (>7%).
Arcata, CA
Humboldt Co.
United States
Samoa Blvd. / Buttermilk Ln.
(40.85710, -124.07250)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.1329
Other (At-Grade)
Single-Lane
1999 Functional Class: Arterial ICD estimated from Google Maps linework.
Arcata, CA
Humboldt Co.
United States
Samoa Blvd. / Union St.
(40.86140, -124.07730)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.2273
Other (At-Grade)
Single-Lane
1999 Functional Class: Arterial ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States
SW Century Dr. / SW Colorado Ave. / SW Chandler Ave.
(44.04180, -121.33200)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
57.9120
Other (At-Grade)
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.
Lutherville-Timonium, MD
Baltimore Co.
United States
MD 139 (Charles St.) / Bellona Ave.
(39.41790, -76.62900)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
28.9560
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Two-lane circulatory roadway across northern half.
Ellicott City, MD
Howard Co.
United States
MD 104 (Waterloo Rd.) / MD 100 WB Ramps
(39.22470, -76.80600)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.7200
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max)
1999
Federalsburg, MD
Caroline Co.
United States
MD 307 / MD 313 / MD 318
(38.68938, -75.78949)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4247
Other (At-Grade)
Single-Lane
1999 Rural, installed for safety reasons Previously controlled by two-way stop ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States
Shasta Dr. / Olympic Dr.
(38.55540, -121.77620)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
24.2833
Other (At-Grade)
Single-Lane
1999 Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States
Chopper Cir. / VIP Parking / 9th St. / Access Rd
(39.74721, -105.00810)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
52.3424
Other (At-Grade)
Single-Lane
1999 Located at Pepsi Center arena Functional Class: Collector ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States
Wedekind Rd. / Clear Acre Ln.
(39.55157, -119.78930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.0222
Other (At-Grade)
Single-Lane
1999 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Superior, CO
Boulder Co.
United States
5th Ave. / Center Dr.
(39.95764, -105.17190)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.1262
Other (At-Grade)
Single-Lane
1999 Serves Costco and Target as part of 750,000 square foot shopping center. Functional Class: Local ICD estimated from Google Maps linework.
Eugene, OR
Lane Co.
United States
N. Terry St. / Roosevelt Blvd.
(44.06371, -123.18825)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
20.5969
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States
Allison Pkwy. / Civic Center
(39.70906, -105.08630)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
31.2390
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Carson City, NV
Carson City Co.
United States
E 5th St. / Fairview Dr.
(39.16090, -119.72790)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
1999
Northglenn, CO
Adams Co.
United States
Melody Dr. / Kennedy Dr.
(39.89222, -104.99270)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.6541
Other (At-Grade)
Single-Lane
1999 Roundabout is single-lane except for NB approach with separate RT 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.
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.
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.
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.
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.
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.
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.
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.
Howard, WI
Brown Co.
United States
Lineville Rd. (CTH M) / Cardinal Ln. (CTH EB)
(44.59090, -88.08430)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.7684
Other (At-Grade)
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 ICD estimated from Google Maps linework.
Howard, WI
Brown Co.
United States
Lineville Rd. (CTH M) / Rockwell Ln.
(44.59080, -88.08880)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.0674
Other (At-Grade)
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 ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States
Main St. / 200 N St. / Diagonal St.
(37.11152, -113.58350)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
30.4778
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States
N. Westmoreland Dr. / N. Lake Adair Blvd.
(28.56104, -81.39342)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
17.8328
Other (At-Grade)
Single-Lane
1999 Old circle, judging by condition of brick pavement; additional yield signs w/ minimum fine; official bike route; drainage constraints Functional Class: Collector? ICD estimated from Google Maps linework.
Petaluma, CA
Sonoma Co.
United States
Casa Grande Rd. / Ely Blvd.
(38.24348, -122.59580)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.8924
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Linton Hall, VA
Prince William Co.
United States
Braemar Pkwy. (VA 3080) / Iona Sound Dr. (VA 3089)
(38.73510, -77.56889)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
46.5816
Other (At-Grade)
Single-Lane
1999 Year Completed estimated (1994-2002). ICD estimated from Google Maps linework.
Honolulu, HI
Oahu Co.
United States
Keeaumoku St. / Heulu St.
(21.30592, -157.83500)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
17.8032
Other (At-Grade)
Single-Lane
1999 Urban. ICD estimated from Google Maps linework.
Stillwater, MN
Washington Co.
United States
Rutherford Rd. / 72nd St. / New England Pl. (School House Circle)
(45.05673, -92.85909)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
55.6830
Other (At-Grade)
Single-Lane
1999 Functional Class: Local ICD estimated from Google Maps linework.
New Castle, CO
Garfield Co.
United States
Castle Valley Blvd. / Pyramid St.
(39.57959, -107.52880)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
33.1386
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
New Castle, CO
Garfield Co.
United States
Castle Valley Blvd. / (TBD)
(39.57517, -107.52190)
Roundabout
Existing
Unknown
Unknown
2 Approaches
0 Driveways
31.2996
Other (At-Grade)
Single-Lane
1999 Facilitates U-turns. ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States
5000 North / Edgewood Dr.
(40.30066, -111.65750)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
19.1282
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Barnstable, MA
Barnstable Co.
United States
Rte 149 / Race Ln.
(41.68164, -70.40159)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.8676
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Lexington, KY
Fayette Co.
United States
W Reynolds Rd. / Keithshire Way / Wellington Way
(37.99520, -84.53814)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
62.1196
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Opened between 1997 and 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Jensen Beach, FL
Martin Co.
United States
SR 707 / Pineapple Dr. / Jensen Beach Causeway
(27.25074, -80.22818)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.7914
Other (At-Grade)
Single-Lane
1999 RT only lanes entering roundabout on two approaches. ICD estimated from Google Maps linework.
(unincorporated), FL
Seminole Co.
United States
Alaqua Lakes Blvd. / Lakeview Oaks Dr. / Ashton Oaks Cove
(28.75415, -81.39022)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
58.6353
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
(unincorporated), FL
Seminole Co.
United States
Alqua Blvd. / Fernlake Pl.
(28.76020, -81.39994)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
60.7259
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Alpharetta, GA
Fulton Co.
United States
Rainwater Dr. / (unknown)
(34.06288, -84.28911)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
22.7564
Other (At-Grade)
Single-Lane
1999 Functional Class: Local ICD estimated from Google Maps linework.
San Diego, CA
San Diego Co.
United States
49th St. / Adams Ave. / Euclid Ave. / Loraine Dr.
(32.76279, -117.08910)
Traffic Calming Circle
Existing
All-Way Yield
None
5 Approaches
0 Driveways
35.1516
Other (At-Grade)
Single-Lane
1999 Functional Class: Local ICD estimated from Google Maps linework.
Cincinnati, OH
Hamilton Co.
United States
Fulton Ave / Eden Park Drive
(39.11472, -84.49347)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.2865
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Maryland Heights, MO
St. Louis Co.
United States
Casino Center Dr. / (casino parking)
(38.75175, -90.47969)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.1195
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Yield on circulatory roadway. Year Completed estimated (1996-2002) ICD estimated from Google Maps linework.
Elgin, SC
Richland Co.
United States
Jacobs Millpond Rd. / Woodcreek Farms Rd.
(34.12103, -80.83451)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.7295
Other (At-Grade)
Single-Lane
1999 Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Norman, OK
Cleveland Co.
United States
Manor Hill Dr. / Sherburne Rd.
(35.22406, -97.50950)
Roundabout
Existing
All-Way Yield
None
3 Approaches
5 Driveways
36.0991
Other (At-Grade)
Single-Lane
1999 No truck apron. Year Completed estimated (1995-2003). ICD estimated from Google Maps linework.
Yuma, AZ
Yuma Co.
United States
S Main St. / E 3rd St.
(32.72258, -114.61788)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
15.0718
Other (At-Grade)
Single-Lane
1999 Painted splitter islands on Main St. Year Completed estimated (1996-2002). ICD estimated from Google Maps linework.
Newberg, OR
Yamhill Co.
United States
Foothills Dr. / Center St.
(45.32467, -122.96999)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.8710
Other (At-Grade)
Single-Lane
1999 Very small splitter islands, with pedestrian crossings next to circulatory roadway. ICD estimated from Google Maps linework.
Carson City, NV
Carson City Co.
United States
Northridge Dr. / Tablerock Dr.
(39.18460, -119.75685)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.9080
Other (At-Grade)
Single-Lane
1999 Year Completed estimated (1994-1999).
Draper, UT
Salt Lake Co.
United States
Mike Weir Dr. / Sage Hollow Dr. / S Rambling Rd.
(40.49752, -111.84179)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
60.8499
Other (At-Grade)
Single-Lane
1999 Partially painted splitter islands on two legs; no splitter islands on third leg. ICD estimated from Google Maps linework.
Camp Springs, MD
Prince George's Co.
United States
Capital Gateway Dr. / Auth Rd. / Old Soper Rd.
(38.82403, -76.91189)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
48.7680
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Unstriped circulatory roadway. Year Completed estimated (1995-2001).
Madison, WI
Dane Co.
United States
Dayflower Dr. / Starr Grass Dr.
(43.03834, -89.51671)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
1999 Year Completed estimated (before 2000).
West Bend, WI
Washington Co.
United States
Poplar St. / 6th Ave.
(43.42078, -88.18365)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.8600
Other (At-Grade)
Single-Lane
1999 No splitter islands.
McKinney, TX
Collin Co.
United States
Riverbrook Dr. / Silverlake Rd. / Waterfall Dr.
(33.18958, -96.71624)
Other
Existing
Other
None
3 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
1999 No splitter islands. Two minor approached controlled with Stop Signs.
Allen, TX
Collin Co.
United States
Allen High School entrance / (parking)
(33.11043, -96.66008)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
67.0550
Other (At-Grade)
Single-Lane
1999 Pedestrian access to central island; parking along circulatory roadway. Elliptical shaped. Located on the Allen High School Campus. ICD = 230 ft x 175 ft.
Saint Lucie West, FL
St. Lucie Co.
United States
Champions Way / (unknown)
(27.30724, -80.42218)
Other
Existing
Uncontrolled
None
3 Approaches
0 Driveways
31.0896
Other (At-Grade)
Single-Lane
1999
Boardman, MI
Grand Traverse Co.
United States
Webster St. / Franklin St.
(44.76060, -85.61118)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
1999 https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html
Boardman, MI
Grand Traverse Co.
United States
Webster St. / Wellington St.
(44.76059, -85.61351)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
1999 https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html
Germantown, MD
Montgomery Co.
United States
Germantown Rd. / Watkins Mill Rd. / Blunt Rd.
(39.19058, -77.22492)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
1999 Right-turn bypass lane on north leg. Year Completed estimated (1993-2005).
Buck Lake, FL
Leon Co.
United States
Pedrick Rd. / Easton Glen Dr. / Countryside Dr.
(30.45227, -84.18178)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.8600
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1994-1999).
Spring Hill, FL
Hernando Co.
United States
Wexford Blvd. / Billingham Blvd.
(28.44547, -82.53505)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
73.1520
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1995-1998).
Chesapeake, VA
Chesapeake City
United States
Warrington Blvd. / Great Marsh Ave.
(36.74283, -76.21173)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
53.3400
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
1998 Unstriped circulatory roadway. Year Completed estimated (1994-2002).
Ellicott City, MD
Howard Co.
United States
Lancelot Cross / Butterfruit Way / Argent Path / Stardust Ln.
(39.28522, -76.90384)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
57.9120
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1993-2002).
Bradenton, FL
Manatee Co.
United States
96th St. E / 51st Terrace E
(27.44937, -82.44575)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
51.8160
Other (At-Grade)
Single-Lane
1998 No splitter islands on east and west legs. Large undefined areas on north and south legs.
Braden River, FL
Manatee Co.
United States
Glen Eagles Crossing / Warwick Gardens Ln. / Marlow Pl. / Heathfield Ct.
(27.39999, -82.46689)
Other
Existing
Unknown
None
4 Approaches
0 Driveways
47.2440
Other (At-Grade)
Single-Lane
1998 Pedestrian crossing within circulatory roadway.
Marriottsville, MD
Howard Co.
United States
Sand Hill Rd. / Sand Hill Manor Dr. / Mount View Rd.
(39.31018, -76.93043)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9560
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1993-2002).
Prince Frederick, MD
Calvert Co.
United States
Prince Frederick Blvd. / Chapline Place Blvd.
(38.55239, -76.59551)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1993-2003). Initially constructed as two-lane roundabout with concentric striped circulatory roadway. Converted to single-lane roundabout 2007-2009.
Severna Park, MD
Anne Arundel Co.
United States
East West Blvd. / Jumpers Hole Rd. / Adler Ct.
(39.10765, -76.58306)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
65.5320
Other (At-Grade)
Single-Lane
1998 Elliptical shape. ICD 225 ft x 200 ft. Year Completed estimated (1994-2002).
Gaithersburg, MD
Montgomery Co.
United States
Washingtonian Blvd. / Rio Blvd.
(39.11678, -77.20122)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Multilane (2 Lane, unspecified)
1998 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States
Washingtonian Blvd. / Washington Blvd.
(39.11773, -77.20314)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Multilane (2 Lane, unspecified)
1998 Year Completed estimated (1993-2002).
Aurora, ON
York
Canada
Hollandview Trl. / Woodruff Crescent / Hollidge Blvd.
(44.01096, -79.45395)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.0000
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1996-2002).
Aurora, ON
York
Canada
Hollidge Blvd. / John West Way
(44.01147, -79.45102)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
33.0000
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1996-2002).
West Jordan, UT
Salt Lake Co.
United States
S Cobble Ridge Dr. / W Castle Pines Way
(40.62410, -111.98247)
Other
Existing
One-Way/Two-Way Stop
None
4 Approaches
0 Driveways
26.2883
Other (At-Grade)
Single-Lane
1998 No splitter islands; unmarked pedestrian crossings through circulatory roadway. ICD estimated from Google Maps linework.
Houston, TX
Harris Co.
United States
Westwood Dr. / Huge Oaks St.
(29.79887, -95.49113)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.8120
Other (At-Grade)
Single-Lane
1998 Implemented as part of a larger neighborhood street reconstruction project that incorporated systematic traffic calming elements.