Roundabouts Database

29869 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
Tallahassee, FL
Leon Co.
United States 		Killarney Way / Shamrock Dr.
(30.51361, -84.22315) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.7810 		Other (At-Grade)
Single-Lane 		1994 Completed August 1994. ICD estimated from Google Maps linework.
Bradenton Beach, FL
Manatee Co.
United States 		SR 789 / Bridge St.
(27.46500, -82.69847) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.8361 		Other (At-Grade)
Single-Lane 		1994 Completed August 1994. ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		S. Pointe Pkwy. W / S. Pointe Pkwy. E
(33.37649, -111.97210) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.8650 		Other (At-Grade)
Single-Lane 		1994 Before 1997. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Rocky Mountain Ave. / Foxtrail Dr.
(40.40924, -105.00230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9231 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1994 Entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Rocky Mountain Ave. / McWhinney Blvd.
(40.41059, -105.00230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.6504 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1994 Adjacent to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Main St.
(39.12333, -77.23855) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Market St.
(39.12309, -77.23489) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Rochester Hills, MI
Oakland Co.
United States 		Firewood Dr. / Raintree Dr.
(42.68744, -83.20810) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8488 		Other (At-Grade)
Single-Lane 		1994 ICD estimated from Google Maps linework.
Rochester Hills, MI
Oakland Co.
United States 		Coachwood Ln. / Falcon Dr.
(42.69232, -83.20846) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.5795 		Other (At-Grade)
Single-Lane 		1994 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		Grant Ln. / Trailside Dr. / Post Oak Dr.
(38.92438, -92.39510) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
16.7249 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		1995 Year Completed estimated (1994-1995). ICD estimated from Google Maps linework.
Fort Worth, TX
Tarrant Co.
United States 		W Morningside Dr. / S Main St.
(32.71422, -97.32667) 		Rotary
Existing 		Other
Unknown 		3 Approaches
1 Driveways
56.3870 		Other (At-Grade)
Single-Lane 		1995 Traffic in circle yields to incoming traffic.
Fort Walton Beach, FL
Oskaloosa Co.
United States 		Hollywood Blvd. / Hill Ave.
(30.41394, -86.66806) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.8704 		Other (At-Grade)
Single-Lane 		1995 Anderson Drive to south is disconnected at roundabout.
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Berthie Cir.
(38.79348, -104.83950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.7557 		Other (At-Grade)
Single-Lane 		1995 Year Completed unknown (before 1999). ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Old Broadmoor Rd.
(38.79479, -104.83360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.3405 		Other (At-Grade)
Single-Lane 		1995 Year Completed unknown (before 1999). ICD estimated from Google Maps linework.
Brooklyn Park, MN
Hennepin Co.
United States 		Seltzer Pkwy. / Neddersen Pkwy. / Founders Pkwy.
(45.11604, -93.36655) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.4547 		Other (At-Grade)
Single-Lane 		1995 Will be a 4th leg in future (Tessman Pkwy.). Functional Class: Collector ICD estimated from Google Maps linework.
Fort Wayne, IN
Allen Co.
United States 		Adams Center Rd. / Marion Center Rd. / Maples Rd. / Wayne Terrace
(41.00440, -85.05704) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Single-Lane 		1995 Painted splitter islands. Year Completed estimated (before 1998).
Tampa, FL
Hillsborough Co.
United States 		E. 4th Ave. / Channelside Dr.
(27.95773, -82.44586) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.8131 		Other (At-Grade)
Single-Lane 		1995 No deflection on one approach. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Seven Lakes Dr. / Madison Ave.
(40.42698, -105.05790) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
18.1832 		Other (At-Grade)
Single-Lane 		1995 Functional Class: Local ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Windjammer Dr. / Brigantine Dr.
(38.95401, -104.77020) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.5070 		Other (At-Grade)
Single-Lane 		1995 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Glen Isle Dr. / Glendale Dr.
(40.43433, -105.11460) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		1995 No splitter islands on side street.
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Lake Cir.
(38.79144, -104.84880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.2724 		Other (At-Grade)
Single-Lane 		1995 Year Completed estimated (before 1999). ICD estimated from Google Maps linework.
Nederland, CO
Boulder Co.
United States 		SH 72 / SH 119 / 2nd St. / Bridge St.
(39.96261, -105.51030) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
23.8006 		Other (At-Grade)
Single-Lane 		1995 Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Vail, CO
Eagle Co.
United States 		Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd.
(39.64477, -106.37770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1995 Raindrop-shaped central island.
Vail, CO
Eagle Co.
United States 		Vail Rd. / I-70 EB Ramps / South Frontage Rd.
(39.64355, -106.37810) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
59.4360 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1995 Completed October 1995. Circular central island.
Lothian, MD
Anne Arundel Co.
United States 		MD 2 / MD 408 / MD 422
(38.82973, -76.61590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.8423 		Other (At-Grade)
Single-Lane 		1995 Completed October 1995. ICD estimated from Google Maps linework.
Elkton, MD
Cecil Co.
United States 		MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle)
(39.66364, -75.85529) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.0178 		Other (At-Grade)
Single-Lane 		1995 Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework.
Cearfoss, MD
Washington Co.
United States 		MD 63 / MD 58 / MD 494 (Cearfoss Pike)
(39.70017, -77.77593) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		1995 Completed December 1995.
Montpelier, VT
Washington Co.
United States 		Keck Circle (Main St. / Spring St.)
(44.26283, -72.57178) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.6594 		Other (At-Grade)
Single-Lane 		1995 Main Street Middle School located one block NE of roundabout. ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV
Clark Co.
United States 		Vista Run Dr. / Park Vista Dr.
(36.17820, -115.34610) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.2741 		Other (At-Grade)
Single-Lane 		1995 Year completed estimated (1990-1999) ICD estimated from Google Maps linework.
Tampa (Ybor City), FL
Hillsborough Co.
United States 		Channelside Dr. / Cumberland Ave.
(27.94497, -82.44576) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1995 Right-turn-only lane on north leg.
Las Vegas (Summerlin), NV
Clark Co.
United States 		Town Center Dr. / Canyon Run Dr. / Banburry Cross Dr.
(36.18080, -115.31370) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1995 Completed March 1995. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. 21442
Loveland, CO
Larimer Co.
United States 		Tacanecy Dr. / Marcy Dr.
(40.39230, -105.12140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.1082 		Other (At-Grade)
Single-Lane 		1995 ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States 		Constant Friendship Blvd. / BJ's
(39.45546, -76.31870) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
29.5092 		Other (At-Grade)
Single-Lane 		1995 Functional Class: Local ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		X St. / 48th St.
(38.55347, -121.45030) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
42.0299 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1995 ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Capitol Way N / Market St. NE / Corky Ave. NW / (parking)
(47.05005, -122.90244) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		1995 Painted splitter islands. June 1995.
Orlando, FL
Orange Co.
United States 		Rockafellow Way / Sandhill Crane Run / Bristlecone Cir.
(28.53464, -81.18835) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.2999 		Other (At-Grade)
Single-Lane 		1995 Painted splitter islands. ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States 		Downpatrick Blvd. / Waterhouse Way
(28.53408, -81.18299) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
65.0539 		Other (At-Grade)
Single-Lane 		1995 No splitter islands on three legs. ICD estimated from Google Maps linework.
Lewisville, TX
Denton Co.
United States 		Uecker Ln. / (parking)
(33.00150, -96.98395) 		Other
Existing 		Uncontrolled
None 		1 Approaches
3 Driveways
91.4400 		Other (At-Grade)
Single-Lane 		1995 Building in central island, parking along circulatory roadway.
Denton, TX
Denton Co.
United States 		Clubhouse Circle [Tanglewood Ln. / Waterview Ln. / Leaning Tree Ln. / Knollwood Ln.]
(33.16024, -97.10418) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
94.4880 		Other (At-Grade)
Single-Lane 		1995 Clubhouse, pool, and tennis court in central island.
Trophy Club, TX
Denton Co.
United States 		Troon Dr. / Muirfield Ct. / Troon Ct.
(32.99308, -97.18159) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		1995 No splitter islands.
McAllen, TX
Hidalgo Co.
United States 		Capistrano Dr. / San Nicholas St.
(26.23926, -98.27941) 		Other
Existing 		All-Way Stop
None 		4 Approaches
1 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		1995 Parking along circulatory roadway.
Saguenay, QC
Le Saguenay-et-son-Fjord
Canada 		Rue des Mouettes / Rue des Alouettes
(48.39737, -71.26184) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		1995 Year Completed estimated (before 2005).
Raleigh, NC
Wake Co.
United States 		(unknown) / (unknown)
(35.84745, -78.58304) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.3411 		Other (At-Grade)
Single-Lane 		1995 Pedestrian access to central island. Year Completed estimated (1993-1998). ICD estimated from Google Maps linework.
Dallas, TX
Dallas Co.
United States 		Snider Plaza / Milton Ave.
(32.84849, -96.78790) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		1995
Eagle Mountain, UT
Utah Co.
United States 		E Eagle Mountain Blvd. / N Sweetwater Rd.
(40.30679, -112.01476) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
62.4840 		Other (At-Grade)
Single-Lane 		1995 Year Completed estimated (1993-1997).
Richland, WA
Benton Co.
United States 		Stevens Center Pl. / Garlick Blvd.
(46.32080, -119.28021) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
73.1520 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 These are private streets.
Braden River, FL
Manatee Co.
United States 		The Park Blvd. / Ascot Ct. / Saint Georges Way / Kensington Ct.
(27.40908, -82.46754) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		1996 Pedestrian crossing within circulatory roadway.
Fayetteville, NC
Cumberland Co.
United States 		Singletree Ln. / Hacienda Dr. / Hackamore St.
(34.99690, -78.95249) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
40.1133 		Other (At-Grade)
Single-Lane 		1996 Mixed stop/uncontrolled. Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Garner, NC
Wake Co.
United States 		Pergo Pkwy. / Waterfield Ridge Pl.
(35.68826, -78.56451) 		Other
Existing 		Other
None 		3 Approaches
0 Driveways
34.9213 		Other (At-Grade)
Single-Lane 		1996 Mix of stop, yield, and uncontrolled approaches. Year Completed estimated (1993-1998). ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		E El Paso Ave. / El Camino
(36.84721, -119.78884) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		1996 Year Completed estimated (before 1998).
Raleigh, NC
Wake Co.
United States 		Falls River Ave. / Southwalk Ln.
(35.91055, -78.58734) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
75.4515 		Other (At-Grade)
Single-Lane 		1996 Year completed estimated (1993-1998) ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Gladstone St.
(45.49337, -122.63466) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
32.6514 		Other (At-Grade)
Single-Lane 		1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 34th Ave. / SE Gladstone St.
(45.49335, -122.62978) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
61.9539 		Other (At-Grade)
Single-Lane 		1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Kettering, OH
Montgomery Co.
United States 		Forrer Blvd. / Madison St.
(39.71565, -84.14854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.4476 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 ICD estimated from Google Maps linework.
Taneytown, MD
Carroll Co.
United States 		MD 140 / MD 832 / Antrim Blvd.
(39.64809, -77.15468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		1996 Completed August 1996. Curbs set for double lane, striped for single outer circulating lane.
Hilton Head, SC
Beaufort Co.
United States 		Whooping Crane Way / Main St.
(32.21647, -80.72187) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.4598 		Other (At-Grade)
Single-Lane 		1996 Completed February 1996. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		8th St. S / 12th Ave. S
(26.13267, -81.79491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2281 		Other (At-Grade)
Single-Lane 		1996 Installed for community enhancement. ICD estimated from Google Maps linework.
Tavares, FL
Lake Co.
United States 		Main St. / Disston Ave. / Lake Dora Dr.
(28.80215, -81.72475) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
20.9315 		Other (At-Grade)
Single-Lane 		1996 Railroad tracks running along edge of central island. RR unprotected, train frequency 1-2/wk, 10 mph. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		7th St. N. / 11th Ave. N.
(26.15712, -81.79420) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.7160 		Other (At-Grade)
Single-Lane 		1996 Installed for traffic calming. Painted splitter islands. Detailed traffic volume, speed data available. ICD estimated from Google Earth.
Naples, FL
Collier Co.
United States 		7th St. N. / 12th Ave. N.
(26.15734, -81.79282) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.7160 		Other (At-Grade)
Single-Lane 		1996 Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Earth.
Tampa, FL
Hillsborough Co.
United States 		North Blvd. / Country Club Dr.
(28.05466, -82.46759) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.7559 		Other (At-Grade)
Single-Lane 		1996 Completed June 1996. ICD estimated from Google Maps linework.
Olmos Park, TX
Bexar Co.
United States 		Olmos Dr. / El Prado Dr. / McCullough Ave.
(29.47094, -98.49162) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		1996 Completed July 1996.
Bel Air, MD
Harford Co.
United States 		Tollgate Rd. / Marketplace Dr.
(39.52092, -76.35262) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.5602 		Other (At-Grade)
Single-Lane 		1996 Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Seven Lakes Dr. / Horseshoe Dr.
(40.42844, -105.05100) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
20.0011 		Other (At-Grade)
Single-Lane 		1996 Functional Class: Local ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
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
94.7178 		Freeway Ramps (Grade-Separated)
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. ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
United States 		S 800 W / College Dr. / Sandhill Rd. (UVSC South Entrance)
(40.27592, -111.71290) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.4480 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		700 East / Center St.
(40.23369, -111.64660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9119 		Other (At-Grade)
Single-Lane 		1996 ICD estimated from Google Maps linework.
Draper, UT
Salt Lake Co.
United States 		Vestry Rd. / Rocky Mouth Ln.
(40.48996, -111.87390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.2236 		Other (At-Grade)
Single-Lane 		1996 ICD estimated from Google Maps linework.
North Augusta, SC
Aiken Co.
United States 		Riverside Blvd. / E Shoreline Dr. / Railroad Ave. / Landing Dr.
(33.48467, -81.97233) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.8288 		Other (At-Grade)
Single-Lane 		1996 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Muskegon, MI
Muskegon Co.
United States 		Terrace Point Rd. / (parking lot access)
(43.24145, -86.25485) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.5812 		Other (At-Grade)
Single-Lane 		1996 Year Completed unknown (before 1997). ICD estimated from Google Maps linework.
Fairfield, OH
Butler Co.
United States 		Seward Rd. / Essex Orchard Station Dr.
(39.31580, -84.49502) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
22.1763 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1994-2000). ICD estimated from Google Maps linework.
Fairfield, OH
Butler Co.
United States 		Seward Rd. / Kohn Dr.
(39.31476, -84.49520) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.3285 		Other (At-Grade)
Single-Lane 		1997 Little deflection for northbound through movement. Year Completed estimated (1994-2000). ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		Sports Blvd. / Wright St.
(39.71698, -104.89131) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.3738 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		Sports Blvd. / Great Lawn Dr.
(39.71922, -104.88740) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
15.6172 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		300 North / Seven Peaks Blvd.
(40.23737, -111.63750) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7337 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 ICD estimated from Google Maps linework.
Killingworth, CT
Middledex Co.
United States 		Rte. 80 / Rte. 81
(41.35801, -72.56517) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		1997 First rotary modification in Connecticut. 21442
Madison, WI
Dane Co.
United States 		Kendall Ave. / Grand Ave.
(43.07145, -89.43156) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		1997
Carmel, IN
Hamilton Co.
United States 		River Rd. / East 131st St. / Longest Dr.
(39.97910, -86.05145) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
79.2480 		Other (At-Grade)
Single-Lane 		1997 First roundabout in Carmel.
Boulder, CO
Boulder Co.
United States 		St. Johns St. / New Haven Ct. (Hampton Circle)
(40.04742, -105.24740) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.5996 		Other (At-Grade)
Single-Lane 		1997 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Glen Isle Dr. / Buckingham Cir.
(40.43580, -105.10680) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
64.5421 		Other (At-Grade)
Single-Lane 		1997 Functional Class: Local ICD estimated from Google Maps linework.
Columbia, MD
Howard Co.
United States 		Trotter Rd. / South Wind Cir.
(39.20956, -76.91891) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.1353 		Other (At-Grade)
Single-Lane 		1997 Functional Class: Collector. Year Completed estimated (1993-2001). ICD estimated from Google Maps linework.
Fort Pierce, FL
St. Lucie Co.
United States 		Avenue A / N Indian River Dr.
(27.44907, -80.32326) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6165 		Other (At-Grade)
Single-Lane 		1997 http://www.walkinginfo.org/pedsafe/casestudy.cfm?CS_NUM=14. Year Completed estimated (1994-1999). ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States 		La Loma / James St. / G St.
(37.64360, -120.98740) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
34.0452 		Other (At-Grade)
Single-Lane 		1997 Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Pearl, MS
Rankin Co.
United States 		MS 475 (Airport Rd.) / Old Brandon Rd.
(32.29057, -90.07133) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.3273 		Other (At-Grade)
Single-Lane 		1997 Use of paint to achieve (?) deflection. ICD estimated from Google Maps linework.
Gorham, ME
Cumberland Co.
United States 		US 202 / Rte. 4 / Rte. 237
(43.72846, -70.42525) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.0285 		Other (At-Grade)
Single-Lane 		1997 Previously controlled by two-way stop ICD estimated from Google Maps linework.
(unincorporated), MD
Prince Georges Co.
United States 		Ft. Washington Rd. / Swan Creek Rd.
(38.72498, -77.00491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1576 		Other (At-Grade)
Single-Lane 		1997 Fourth leg added. Year Completed estimated (before 2001). ICD estimated from Google Maps linework.
Manchester, VT
Bennington Co.
United States 		Rte. 7A / Equinox (Grand Union)
(43.17309, -73.06181) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.1304 		Other (At-Grade)
Single-Lane 		1997 Roundabout is in a retail/outlet district in a resort area. VT 7-A is posted as a Historic Highway and is the local business route, while the parallel US 7 is a two-lane, limited access bypass that carries through truck traffic. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Vail, CO
Eagle Co.
United States 		Chamonix Rd. / I-70 WB Ramps / North Frontage Rd.
(39.62828, -106.42120) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		1997
Vail, CO
Eagle Co.
United States 		Chamonix Rd. / I-70 EB Ramps / South Frontage Rd.
(39.62753, -106.42020) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		1997
Avon, CO
Eagle Co.
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
42.6720 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		1997 Highway ref. pt. 70-166.62. Raindrop shaped.
Avon, CO
Eagle Co.
United States 		Avon Rd. / I-70 EB Ramps
(39.63683, -106.52170) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		1997 Highway ref. pt. 70-166.62. Raindrop shaped.
Avon, CO
Eagle Co.
United States 		Avon Rd. / Beaver Creek Blvd.
(39.63528, -106.52220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
68.5800 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1997 Right-turn-only lane on north leg. Elliptical shaped. Skewed intersection. ICD = 225 ft x 160 ft.
Avon, CO
Eagle Co.
United States 		Avon Rd. / Benchmark Rd.
(39.63425, -106.52220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1997 Originally had raindrop shape with locked gate access across south leg for emergency vehicles only. Redesigned and reopened May 2007 with full access. 21442
Avon, CO
Eagle Co.
United States 		Avon Rd. / US 6
(39.63110, -106.52260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1997 Highway ref. pt. 6-170.04. Right-turn-only lane on east leg.
Addison, TX
Dallas Co.
United States 		Addison Cir. / Quorum Dr.
(32.96138, -96.82592) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 .
West Palm Beach, FL
Palm Beach Co.
United States 		S. Quadrille Blvd. (El Campeon Blvd.) / Fern St.
(26.71040, -80.05505) 		Roundabout
Removed 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 Replaced with TWSC 1995-1999; signalized in 2019.
Daytona Beach, FL
Volusia Co.
United States 		Seabreeze Circle (Seabreeze Bridge / Mason Ave. / Ballough Dr.)
(29.22941, -81.02484) 		Rotary
Removed 		All-Way Yield
Unknown 		0 Approaches
0 Driveways
42.7326 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 Replaced with construction of new Seabreeze Bridge. Year Completed estimated (1995-1999). ICD estimated from Google Maps linework.
Manhattan, KS
Riley Co.
United States 		Gary Ave. / Candlewood Dr.
(39.21087, -96.61885) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.2841 		Other (At-Grade)
Single-Lane 		1997 Considered to be the First Modern Roundabout in the State of Kansas. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		Anderson Rd. / Alvarado Ave.
(38.56210, -121.75850) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.2149 		Other (At-Grade)
Single-Lane 		1997 Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		Grandview Dr. / Olympic Blvd.
(47.22188, -122.55790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1454 		Other (At-Grade)
Single-Lane 		1997 Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial ICD estimated from Google Maps linework.