Roundabouts Database

30321 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
Goleta, CA
Santa Barbara Co.
United States 		N Los Carneros Rd. / Calle Real
(34.44023, -119.85286) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.5194 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Muncie, IN
Delaware Co.
United States 		S Walnut St. / Seymour St.
(40.18939, -85.38655) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
34.6699 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Northfield Township, MI
Livingston Co.
United States 		W 8 Mile Rd. / Whitmore Lake Rd.
(42.42944, -83.76903) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2017
Northfield Township, MI
Washtenaw Co.
United States 		W 8 Mile Rd. / US 23 SB Ramps
(42.42923, -83.76779) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Add-lane right-turn bypass lane on west leg.
Northfield Township, MI
Washtenaw Co.
United States 		W 8 Mile Rd. / US 23 NB Ramps
(42.42882, -83.76591) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017
Wausau, WI
Marathon Co.
United States 		Badger Ave. / US 51 NB Ramps
(44.98906, -89.65540) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.4574 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
Wausau, WI
Marathon Co.
United States 		Badger Ave. / US 51 SB Ramps
(44.99118, -89.65805) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
49.8342 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
Albany, OR
Linn Co.
United States 		Knox Butte Rd. E / Timber Ridge St. NE
(44.64360, -123.04161) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.4360 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Albany, OR
Benton Co.
United States 		NW Squire St. / Flame Tree Ln. NW / NW Beehollow Ln.
(44.66551, -123.13765) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.6875 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Waterville, OH
Lucas Co.
United States 		Dutch Rd. / Waterville Monclova Rd. S
(41.52198, -83.73779) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.6620 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Toledo, OH
Lucas Co.
United States 		Cherry St. / Manhattan Blvd. / Collingwood Blvd.
(41.68485, -83.55559) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.3810 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Sylvania Township, OH
Lucas Co.
United States 		W Sylvania Ave. / Mitchaw Rd.
(41.68780, -83.76150) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6760 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Menasha, WI
Winnebago Co.
United States 		Appleton Rd. / US 10 WB Ramps
(44.23458, -88.42393) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
49.6320 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2016 Yield-controlled right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Menasha, WI
Winnebago Co.
United States 		Appleton Rd. / US 10 EB Ramps
(44.23334, -88.42408) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.2101 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2016 Yield-controlled right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
Markham, ON
Durham
Canada 		York Durham Line / Durham 5 / Regional Road 30
(43.95328, -79.21416) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.4108 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2009-2014). ICD estimated from Google Maps linework.
St Catharines, ON
Niagara
Canada 		7th Street Louth / Queen Elizabeth Way WB Ramps
(43.18086, -79.30892) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.9324 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
St Catharines, ON
Niagara
Canada 		7th Street Louth / Queen Elizabeth Way EB Ramps
(43.17822, -79.30900) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5794 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Gulfport, MS
Harrison Co.
United States 		Airport Rd. / Three Rivers Rd.
(30.42002, -89.08860) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
66.9444 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Home Rd. / S Section Line Rd.
(40.19766, -83.13407) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.1740 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
(unincorporated), OH
Franklin Co.
United States 		Harlem Rd. / Smothers Rd.
(40.12927, -82.84332) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014).
New Albany, OH
Franklin Co.
United States 		Fodor Rd. / New Albany Rd.
(40.08818, -82.82324) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
34.7216 		Other (At-Grade)
Single-Lane 		2013 Right-turn lanes on north and east legs. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Columbus, OH
Franklin Co.
United States 		N Hamilton Rd. / Clark State Rd.
(40.02397, -82.86595) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016
Bath, ME
Sagadahoc Co.
United States 		State Rd. / Congress Ave.
(43.90587, -69.83261) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.8381 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Augusta, ME
Kennebec Co.
United States 		Rte 3 / I-95 NB Ramps
(44.35353, -69.78083) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.1156 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Williamsburg, MI
Grand Traverse Co.
United States 		Lautner Rd. / Town Center Dr.
(44.76912, -85.47565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.4374 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Williamsburg, MI
Grand Traverse Co.
United States 		M-72 / Town Center Dr.
(44.77303, -85.48476) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.4800 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Flower Mound, TX
Denton Co.
United States 		Lakeside Pkwy. / Lakeside Village Blvd.
(32.98574, -97.06503) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2002 .
Soldotna, AK
Kenai Peninsula
United States 		S Binkley St. / Wilson Ln.
(60.48344, -151.07215) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
20.0061 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014 ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Fox Sparrow Rd. / Windhaven Dr.
(39.43781, -104.73199) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.7495 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Blackgum St. / Golden Eye Ave.
(39.56456, -104.80327) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3044 		Other (At-Grade)
Single-Lane 		2001 No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Dublin, OH
Franklin Co.
United States 		Village Pkwy. / Shamrock Blvd.
(40.10226, -83.09686) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.8009 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Plain City, OH
Union Co.
United States 		SR 161 (Post Rd) / Old US Hwy 33
(40.11015, -83.18304) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
57.5462 		Other (At-Grade)
Multilane (3+ Lane) 		2015 ICD estimated from Google Maps linework.
Dublin, OH
Franklin Co.
United States 		Brand Rd. / Coffman Rd.
(40.11862, -83.13164) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.7061 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014). Right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Madonna Rd. / Devaul Ranch Dr.
(35.25454, -120.69548) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
21.4562 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1994-2002). ICD estimated from Google Maps linework.
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Prado Rd. / Serra Meadows Dr.
(35.25402, -120.66256) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Margarita Ave. / Cherry Ln.
(35.25603, -120.66104) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014
Brighton, CO
Adams Co.
United States 		Golden Eagle Pkwy. / Heron St.
(39.97720, -104.74991) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
89.6910 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Goshawk St. / Goshawk Ct. / Heron Ln.
(39.97633, -104.74956) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
58.5745 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Farmersville, CA
Tulare Co.
United States 		N Farmersville Blvd. / Noble Ave.
(36.32561, -119.20792) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6024 		Other (At-Grade)
Single-Lane 		2016 Right-turn-only lane on west leg. ICD estimated from Google Maps linework.
Loomis, CA
Placer Co.
United States 		Campus Dr. / Sierra College Blvd. connector
(38.79049, -121.20638) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.9964 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Rocklin, CA
Placer Co.
United States 		Rocklin Rd. / S Grove St.
(38.78884, -121.23168) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Elliptical shaped. ICD = 150 ft x 125 ft.
Loomis, CA
Placer Co.
United States 		Rutherford Canyon Rd. / Montserrat Ln.
(38.78979, -121.18570) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.4440 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Loomis, CA
Placer Co.
United States 		Montserrat Ln. / Blackhawk Ct.
(38.78614, -121.18684) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2007
Vacaville, CA
Solano Co.
United States 		Vanden Rd. / Leisure Town Rd.
(38.31717, -121.94312) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2017 Added lane right-turn bypass lanes on west and south legs.
Boulder, CO
Boulder Co.
United States 		Cherryvale Rd. / Oreg St.
(40.01320, -105.21292) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.5272 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Littleton, CO
Jefferson Co.
United States 		S Union Ct. / S Ida Ave.
(39.61175, -105.13316) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0433 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Littleton, CO
Jefferson Co.
United States 		S Zang St. / Robert Easton Park
(39.60735, -105.14731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.6044 		Other (At-Grade)
Single-Lane 		2006 3rd leg added around 2012, Built for future 4th Leg. ICD estimated from Google Maps linework.
Birmingham, AL
Jefferson Co.
United States 		Liberty Pkwy. / Lake Pkwy.
(33.47937, -86.67624) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.8928 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1998-2002). ICD estimated from Google Maps linework.
Dothan, AL
Houston Co.
United States 		Recreation Rd. / Northcutt Dr.
(31.24127, -85.44014) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.4651 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Southlake, TX
Tarrant Co.
United States 		Bicentennial Dr. / Unity Way
(32.94346, -97.15686) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Unknown
Single-Lane 		2010 .
Santa Fe, NM
Santa Fe Co.
United States 		W Alameda St. / Siler Rd.
(35.66924, -105.99951) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
32.0189 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		NW 319th St. / I-5 SB Ramps
(45.85163, -122.70380) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2017 Part of Ilani Casino interchange project.
Ridgefield, WA
Clark Co.
United States 		NW La Center Rd. / I-5 NB Ramps
(45.85214, -122.70160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2017 Part of Ilani Casino interchange project.
East Wenatchee, WA
Douglas Co.
United States 		US 2-US 97 / Enterprise Dr.
(47.51101, -120.29731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2016 Open June 2016.
Chattanooga, TN
Hamilton Co.
United States 		Elder Mountain Rd. / O'Grady Dr.
(35.04252, -85.36198) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.1796 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2007). ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		Morris Ln. / Homecoming Dr.
(34.99715, -85.13595) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
79.2480 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		Premier Dr. / Pointe Center Dr.
(35.01333, -85.18897) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.6470 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		(shopping mall perimeter rd) / (shopping mall access rd)
(35.03304, -85.15518) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
184.8309 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		N 42nd Ave. / Clover Ln.
(39.99227, -104.76718) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
119.8666 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		Igou Gap Rd. / Gray Rd.
(35.02312, -85.14608) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.4954 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2002-2007). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Midland St. / N 45th Ave.
(39.99675, -104.76143) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
71.3663 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Goshawk St. / Tanager St.
(39.97816, -104.74840) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.7104 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Goshawk St. / Crane St.
(39.97920, -104.74729) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.7101 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Conway, AR
Faulkner Co.
United States 		S Amity Rd. / (parking lot access)
(35.06506, -92.41518) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.1697 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Aberdeen, MD
Harford Co.
United States 		Tralee Cir. / Ashford Dr.
(39.48395, -76.23831) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.8100 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
The Dalles, OR
Wasco Co.
United States 		E 2nd St. / E 3rd St. / Brewery Grade
(45.59719, -121.17291) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.7695 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Columbia, MD
Howard Co.
United States 		Harpers Farm Rd. / Campus Dr.
(39.21534, -76.88023) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4614 		Other (At-Grade)
Single-Lane 		2003 Originally had 4 legs. ICD estimated from Google Maps linework.
Ellicott City, MD
Howard Co.
United States 		College Ave. / Bending Sky Way
(39.25754, -76.79122) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8186 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Hampstead, MD
Carroll Co.
United States 		MD-30 (Hampstead Bypass) / Business MD 30 (Hanover Pike)
(39.63466, -76.86675) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.6684 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Hanover, MD
Anne Arundel Co.
United States 		Ridge Rd. / Corporate Center Dr.
(39.19204, -76.70216) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4719 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Catonsville, MD
Baltimore Co.
United States 		UMBC Blvd. / Research Park Dr.
(39.24874, -76.71580) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.3950 		Other (At-Grade)
Single-Lane 		2015 Elliptical shape. ICD estimated from Google Maps linework.
Fort Washington, MD
Prince George's Co.
United States 		Oxon Hill Rd. / Kerby Hill Rd.
(38.77951, -77.00648) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.4490 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Jessup, MD
Anne Arundel Co.
United States 		National Business Pkwy. / Brock Bridge Rd.
(39.14025, -76.76395) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.4636 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Cumberland, MD
Allegany Co.
United States 		US 220 / I-68 EB Ramps
(39.64367, -78.79099) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0276 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 Built to facilitate U-turns. Teardrop shape. ICD estimated from Google Maps linework.
North East, MD
Cecil Co.
United States 		Seahawk Dr. / (parking lot)
(39.64098, -75.95714) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
28.5107 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1995-2005). ICD estimated from Google Maps linework.
Gambrills, MD
Anne Arundel Co.
United States 		2498 Mt Tabor Rd
(38.99855, -76.66414) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.2765 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Greenbelt, MD
Prince George's Co.
United States 		Cherrywood Ln. / Greenbelt Metro Dr.
(39.00985, -76.90330) 		Roundabout
Existing 		All-Way Yield
Other 		3 Approaches
0 Driveways
24.1290 		Other (At-Grade)
Single-Lane 		2012 Raised crosswalks. ICD estimated from Google Maps linework.
Havre de Grace, MD
Harford Co.
United States 		Chapel Rd. / Bulle Rock Pkwy.
(39.55465, -76.12813) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.9922 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Laurel, MD
Howard Co.
United States 		Whiskey Bottom Rd. / All Saints Rd.
(39.12478, -76.84257) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.9428 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Owings Mills, MD
Baltimore Co.
United States 		Tollgate Rd. / Lastgage Rd.
(39.42149, -76.78482) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.6010 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Elkridge, MD
Howard Co.
United States 		Elkridge Crossing Way / Doctor Patel Dr.
(39.21091, -76.72512) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4634 		Other (At-Grade)
Single-Lane 		2007 East leg stubbed for future. ICD estimated from Google Maps linework.
Missoula, MT
Missoula Co.
United States 		Miller Creek Rd. / Lower Miller Creek Rd. / Upper Miller Creek Rd.
(46.82569, -114.05048) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.2248 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
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
45.7162 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Completed June 2017. ICD estimated from Google Maps linework.
Missoula, MT
Missoula Co.
United States 		N Van Buren St. / I-90 EB Ramps
(46.87015, -113.98167) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2933 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Completed summer 2018. Raindrop-shaped central island. ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States 		Cardinal Ln. / N Packerland Dr. / Shawano Ave. / STH 32 WB On-Ramp
(44.54373, -88.08784) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.3705 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2013 Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Lake Barrington, IL
Lake Co.
United States 		Roberts Rd. / River Rd.
(42.23849, -88.16919) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.8321 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States 		Shawano Ave. / I-41 NB Ramps
(44.53750, -88.07683) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.6732 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2013 Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Howard, WI
Brown Co.
United States 		Shawano Ave. / I-41 SB Ramps
(44.53894, -88.07831) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.3746 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2013 Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Conway, AR
Faulkner Co.
United States 		Prince St. / Morningside Dr.
(35.09220, -92.46651) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.0438 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Pasco, WA
Franklin Co.
United States 		Saraceno Way / (Columbia Basin College entrance)
(46.25374, -119.12143) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.5560 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1996-2003). ICD estimated from Google Maps linework.
Mulvane, KS
Sumner Co.
United States 		E 119th St. connector / (casino access) / I-35 NB Ramps (Kansas Turnpike)
(37.47198, -97.32102) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
70.1040 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Open December 2011.
Mulvane, KS
Sumner Co.
United States 		E 119th St. connector / (casino access) / I-35 SB Ramps (Kansas Turnpike)
(37.47137, -97.32445) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
70.1040 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Open December 2011.
Lafayette, IN
Tippecanoe Co.
United States 		SR 25 / Old SR 25
(40.45910, -86.84349) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
55.4324 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Lafayette, IN
Tippecanoe Co.
United States 		Concord Rd. / Maple Point Dr.
(40.38670, -86.85735) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0271 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Murray Rd. SW / 150th St. SW
(47.12084, -122.54259) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Open September 2012.
West Lafayette, IN
Tippecanoe Co.
United States 		Northwestern Ave. / Yeager Rd.
(40.45031, -86.92487) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
47.2600 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Portland Ave. SW / Boundary St. SW / Camp Murray Gate
(47.12106, -122.56300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.6312 		Other (At-Grade)
Single-Lane 		2012 Open October 2012. ICD estimated from Google Maps linework.
Silverdale, WA
Kitsap Co.
United States 		Silverdale Way NW / Chico Way NW / NW Newberry Hill Rd.
(47.63704, -122.70135) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
15.2906 		Other (At-Grade)
Single-Lane 		2012 Open September 2012. ICD estimated from Google Maps linework.
Hunts Point, WA
King Co.
United States 		84th Ave. NE / NE 30th St.
(47.63651, -122.22817) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
159.3457 		Other (At-Grade)
Single-Lane 		2014 Originally built between 1990 and 2002. Modified June 2014 to realign south leg. No splitter islands. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		W Metaline Ave. / N Nevada St. / W Montana St.
(46.22031, -119.23826) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
14.0478 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 Open September 2013. ICD estimated from Google Maps linework.