Roundabouts Database

29411 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
Scaggsville, MD
Howard Co.
United States 		MD 216 / Westside Blvd.
(39.14796, -76.90977) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.6801 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Fulton, MD
Howard Co.
United States 		S Maple Lawn Blvd. / Eugene Ave. / Charles Way
(39.14787, -76.91560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2017
Glen Burnie, MD
Anne Arundel Co.
United States 		George Clausse Blvd. / (parking access)
(39.14768, -76.64935) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.3442 		Other (At-Grade)
Single-Lane 		2008 RT lanes on eastbound and northbound approaches. Part of shopping center. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / Maple Lawn Blvd.
(39.14710, -76.90723) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.7543 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Carbonia, Sardinia
Province of South Sardinia
Italy 		SS126 / Via Michelangelo
(39.14701, 8.51163) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x1 max)
Gaithersburg, MD
Montgomery Co.
United States 		Victory Farm Dr. / Girard St.
(39.14648, -77.18493) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.9348 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Severn, MD
Anne Arundel Co.
United States 		Milestone Pkwy. / Clubhouse Dr.
(39.14600, -76.74775) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2014).
Scaggsville, MD
Howard Co.
United States 		MD 216 / US 29 SB Ramps
(39.14562, -76.90418) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7228 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / US 29 NB Ramps / Ice Crystal Dr.
(39.14476, -76.89799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7234 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Columbus, IN
Bartholomew Co.
United States 		US 31 / E CR 400 S
(39.14378, -85.84092) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.1249 		Other (At-Grade)
Single-Lane 		2016 https://www.in.gov/indot/3445.htm. ICD estimated from Google Maps linework.
Glen Burnie, MD
Anne Arundel Co.
United States 		Hancock Ln. / Mayflower Cir.
(39.14357, -76.62097) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Scaggsville, MD
Howard Co.
United States 		Ice Crystal Dr. / Birchtree Ln.
(39.14355, -76.89912) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.7147 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Severn, MD
Anne Arundel Co.
United States 		Milestone Pkwy. / (unknown)
(39.14341, -76.75076) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2014).
Paeonian Springs, VA
Loudoun Co.
United States 		Charles Town Pike / SR 7 WB Ramps
(39.14190, -77.61205) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2015 Year Completed estimated (2014-2016).
Sandy Spring, MD
Montgomery Co.
United States 		Friends House Rd. / Quaker Ln. / (parking)
(39.14071, -77.03036) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
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.
Waterford, VA
Loudoun Co.
United States 		Charles Town Pike / E Colonial Hwy. / Dry Mill Pkwy. / SR 7 EB Ramps
(39.14003, -77.61273) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2015 Combines two stop-controlled intersections. Year Completed estimated (2014-2016).
Laurel, MD
Howard Co.
United States 		Boulder Ridge Rd. / Polished Pebble Way
(39.13864, -76.84358) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Basehor, KS
Leavenworth Co.
United States 		(unknown) / Parking Lot
(39.13799, -94.93220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.6434 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Laurel, MD
Howard Co.
United States 		Weathered Stone Way / Boulder Ridge Rd. / Stone Lake Dr.
(39.13774, -76.84066) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Basehor, KS
Leavenworth Co.
United States 		(unknown) / (unknown)
(39.13707, -94.93648) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.2756 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / I-69 NB Ramps
(39.13683, -86.57233) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.4230 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Savage, MD
Howard Co.
United States 		Washington St. / Foundry St.
(39.13656, -76.82513) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Painted splitter islands. Pedestrian crossing on west leg adjacent to circulatory roadway. https://www.howardcountymd.gov/News120121
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / I-69 SB Ramps
(39.13653, -86.57389) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.6440 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / S Adams St.
(39.13650, -86.55431) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4967 		Other (At-Grade)
Single-Lane 		2008 No truck apron and wide circulatory roadway. 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.
Bloomington, IN
Monroe Co.
United States 		S Sare Rd. / E Rogers Rd.
(39.13582, -86.49651) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.5400 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Derwood, MD
Montgomery Co.
United States 		Coppelia Dr. / Toboggan Ln.
(39.13566, -77.11938) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Purcellville, VA
Loudoun Co.
United States 		VA 287 / Main Street
(39.13559, -77.69229) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.9082 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Laurel, MD
Howard Co.
United States 		Arden Ct. / Waterside Ct. / Scholars Ln.
(39.13418, -76.91140) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Winchester, VA
Frederick Co.
United States 		Airport Rd. / Victory Rd.
(39.13417, -78.13571) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
32.4242 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Olney, MD
Montgomery Co.
United States 		Martins Dairy Cir. / Old Baltimore Rd.
(39.13345, -77.07382) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Painted splitter islands.
Derwood, MD
Montgomery Co.
United States 		Heartwood Dr.
(39.13239, -77.11434) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ashton, MD
Montgomery Co.
United States 		Harbour Town Dr. / Grand Cypress Ct.
(39.13205, -77.00407) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Olney, MD
Montgomery Co.
United States 		Martins Dairy Cir. / Gooseneck Terrace
(39.13176, -77.07439) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Sandy Spring, MD
Montgomery Co.
United States 		Alexander Manor Dr. / Red Tail Ct. / Halex Hill Ct.
(39.13149, -77.01778) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Hanover, MD
Anne Arundel Co.
United States 		Parkside Blvd. / Fredericksburg Rd. / Cornfield Ave.
(39.13140, -76.75125) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2015
Pasadena, MD
Anne Arundel Co.
United States 		Ashberry Ln. / Dewberry Ln. / Dewberry Cir.
(39.13099, -76.59326) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Nice, CA
Lake Co.
United States 		SR 20 / Pyle Rd.
(39.13028, -122.87111) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.7641 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Winchester, VA
Frederick Co.
United States 		Papermill Rd. / David Dr.
(39.13019, -78.16537) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2017-2020).
Purcellville, VA
Loudoun Co.
United States 		Pipers Brook Dr. / Greysands Ln.
(39.13006, -77.70211) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Topeka, KS
Shawnee Co.
United States 		NW 46th St. / NW Topeka Blvd.
(39.12957, -95.66378) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.3968 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Open November 2014. ICD estimated from Google Maps linework.
San Giovanni Suergiu, Sardinia
Province of South Sardinia
Italy 		SS126 (Località Is Puesceddus) / (unknown)
(39.12944, 8.51024) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Topeka, KS
Shawnee Co.
United States 		NW 46th St. / Oakley Ave. / Hunters Ridge Dr.
(39.12937, -95.71753) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.6911 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States 		46th St. / US 75 Ramps
(39.12934, -95.71959) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
124.9680 		Freeway Ramps (Grade-Separated)
Single-Lane 		2002 Roundabout under structure as part of single-point interchange. Elliptical shaped. ICD = 410 ft x 270 ft. Original intersection was at grade. Completed November 2002.
Topeka, KS
Shawnee Co.
United States 		NW 46th St. / Fielding Rd.
(39.12928, -95.71420) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.1029 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Derwood, MD
Montgomery Co.
United States 		Achille Ln. / Heartwood Dr.
(39.12925, -77.11543) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Topeka, KS
Shawnee Co.
United States 		NW 46th St. / NW Rochester Rd.
(39.12910, -95.67268) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2014 Open November 2014.
Purcellville, VA
Loudoun Co.
United States 		Greysands Ln. / Notley Pl.
(39.12861, -77.70208) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Cloverly, MD
Montgomery Co.
United States 		Harbour Town Dr. / Firestone Dr.
(39.12855, -76.99401) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Gaithersburg, MD
Montgomery Co.
United States 		Winter Walk Dr. / Highland Ridge Ave.
(39.12807, -77.22692) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2800 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-2002). Was cul-de-sac prior to addition of two more legs. ICD estimated from Google Maps linework.
Cloverly, MD
Montgomery Co.
United States 		Firestone Dr. / Sea Island Ct.
(39.12744, -76.99807) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Laurel, MD
Howard Co.
United States 		Stephens Rd. / Whiskey Bottom Rd.
(39.12704, -76.84608) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.6480 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Yuba City, CA
Sutter Co.
United States 		Plumas Blvd. / Percy Ave. / Morton St.
(39.12678, -121.61565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2004
Gaithersburg, MD
Montgomery Co.
United States 		Orchard Ridge Dr. / Mill Green Ave.
(39.12559, -77.22635) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.9872 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Winchester, VA
Frederick Co.
United States 		Commonwealth Ct. / (parking lot)
(39.12518, -78.19009) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.7222 		Other (At-Grade)
Single-Lane 		2007 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.
Olney, MD
Montgomery Co.
United States 		Fox Valley Dr. / Hillcroft Dr.
(39.12441, -77.07962) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Redland, MD
Montgomery Co.
United States 		Columbus Ave. / Gramercy Blvd.
(39.12362, -77.16494) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
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).
Grand Junction, CO
Mesa Co.
United States 		Falcon Way / Sunstrand Way
(39.12315, -108.53169) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2011).
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).
Annapolis Junction, MD
Anne Arundel Co.
United States 		Guilford Rd. / MD 32 WB Ramps
(39.12294, -76.78472) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.4293 		Freeway Ramps (Grade-Separated)
Single-Lane 		2002 Bypass lanes on all legs. ICD estimated from Google Maps linework.
Burtonsville, MD
Montgomery Co.
United States 		Dustin Rd. / US 29 SB Offramp / Columbia Pike
(39.12256, -76.92656) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5482 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Fatal crash October 14, 2007.: http://www.fredericknewspost.com/sections/news/display.htm?StoryID=66411. 11861-05. ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Fullerton Pike / I-69 SB Ramps / Monroe Medical Park Blvd.
(39.12226, -86.57335) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.2093 		Freeway Ramps (Grade-Separated)
Unknown 		2017 Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Bloomington, IN
Monroe Co.
United States 		W Fullerton Pike / I-69 NB Ramps / (unknown)
(39.12220, -86.56929) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.2828 		Freeway Ramps (Grade-Separated)
Unknown 		2017 Year Completed estimated (2016-2018). ICD estimated from Google Maps linework.
Pasadena, MD
Anne Arundel Co.
United States 		Pinehurst Harbour Way
(39.12192, -76.43538) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Bloomington, IN
Monroe Co.
United States 		S Rogers St. / W Gordon Pike
(39.12159, -86.53923) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019
Grand Junction, CO
Mesa Co.
United States 		Aviators Way / Eagle Dr.
(39.11972, -108.52625) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2011).
Kansas City, KS
Wyandotte Co.
United States 		Washington Blvd. / N 20th St.
(39.11945, -94.65165) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0916 		Other (At-Grade)
Single-Lane 		2005 City jurisdiction. ICD estimated from Google Maps linework.
Kansas City, KS
Wyandotte Co.
United States 		Washington Blvd. / N 22nd St. / Everett
(39.11940, -94.65405) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
25.9448 		Other (At-Grade)
Single-Lane 		2005 City jurisdiction. ICD estimated from Google Maps linework.
Leesburg, VA
Loudoun Co.
United States 		Catoctin Cir. NE / Marshall Dr. NE
(39.11906, -77.55260) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.4587 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Kansas City, KS
Wyandotte Co.
United States 		Washington Blvd. / N 24th St.
(39.11831, -94.65591) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0920 		Other (At-Grade)
Single-Lane 		2005 City jurisdiction. ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa Co.
United States 		Horizon Dr. / H Rd. / Eagle Dr.
(39.11827, -108.52976) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
60.2299 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2006-2011). Slight elliptical shape. Right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
Laurel, MD
Howard Co.
United States 		Old Scaggsville Rd. / High Ridge Rd. / Running Deer Dr.
(39.11815, -76.86396) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.7985 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
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).
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).
Leesburg, VA
Loudoun Co.
United States 		Catoctin Cir. NE / North St. NE
(39.11677, -77.55249) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.6060 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
King Farm, MD
Montgomery Co.
United States 		Pleasant Circle
(39.11623, -77.17518) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Basehor, KS
Leavenworth Co.
United States 		155th St. / Pinehurst Dr. / Briar Rd.
(39.11526, -94.93861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2004 City jurisdiction. Merging right-turn bypass lane on north leg.
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.
Grand Junction, CO
Mesa Co.
United States 		24 Rd. / I-70 WB Ramps
(39.11454, -108.60820) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.7732 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Fort Riley, KS
Riley Co.
United States 		Estes Rd. / Kitty Dr.
(39.11423, -96.82334) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		Painted splitter islands.
Gaithersburg, MD
Montgomery Co.
United States 		Upshire Circle
(39.11353, -77.22397) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Grand Junction, CO
Mesa Co.
United States 		24 Rd. / I-70 EB Ramps
(39.11333, -108.60820) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.0672 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Fort Riley, KS
Riley Co.
United States 		Apennines Dr. / Estes Rd.
(39.11312, -96.81949) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2014-2020).
Grand Junction, CO
Mesa Co.
United States 		Horizon Dr. / I-70 WB Ramps
(39.11215, -108.53938) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.0415 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Fort Riley, KS
Riley Co.
United States 		Normandy Dr. / Estes Rd.
(39.11209, -96.81585) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Raindrop shaped.
Millersville, MD
Anne Arundel Co.
United States 		Brightview Dr. / Galiot Dr. / Tremont Dr.
(39.11196, -76.62028) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2008
Grand Junction, CO
Mesa Co.
United States 		Horizon Dr. / I-70 EB Ramps / Horizon 70 Ct.
(39.11140, -108.54051) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.0420 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
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).
Wheaton, MD
Montgomery Co.
United States 		Park Vista Dr. / Wintergate Dr. / Longmeade Crossing Dr.
(39.10755, -77.05340) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2020 Painted splitter islands added 2020.
Fort Riley, KS
Riley Co.
United States 		1st Division Rd. / Trooper Dr.
(39.10684, -96.79804) 		Rotary
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
76.2000 		Other (At-Grade)
Single-Lane
Grand Junction, CO
Mesa Co.
United States 		24 Rd. / G Rd.
(39.10637, -108.60819) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023 https://www.westernslopenow.com/news/local-news/the-artist-for-the-24-rd-roundabout-is-picked/
Grand Junction, CO
Mesa Co.
United States 		G Rd. / 25th Rd.
(39.10636, -108.58940) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.5834 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa Co.
United States 		G Rd. / 24 1 / 2 Rd.
(39.10635, -108.59870) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.2905 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa Co.
United States 		G Rd. / 23rd Rd.
(39.10632, -108.62669) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2011 Specifically designed for over-length, WB-110 trucks.
Fort Riley, KS
Riley Co.
United States 		Trooper Dr. / Normandy Dr.
(39.10538, -96.81595) 		Unknown
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max)
Lee's Summit, MO
Jackson Co.
United States 		Lake City Rd. / 7th Hwy
(39.10414, -94.28173) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
140.8736 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Fort Riley, KS
Riley Co.
United States 		Apennines Dr. / Warren Rd.
(39.10398, -96.81651) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).