25509 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
Bowling Green, MO
Pike Co.
United States
US 61 Business / Sharry St. / Town Center Dr. / (unknown)
(39.33272, -91.18290)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
57.2748
Other (At-Grade)
Single-Lane
2009 Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Mason, OH
Warren Co.
United States
Freedom Way / Veterans Pkwy.
(39.33363, -84.30647)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.1035
Other (At-Grade)
Single-Lane
2015 Third leg of intersection not connected yet ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
Hartwick Ln. / Singleton Terrace
(39.33399, -77.33970)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Harpers Ferry, WV
Jefferson Co.
United States
Gap View Blvd. / Gap View Blvd.
(39.33462, -77.80635)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Truckee, CA
Nevada Co.
United States
Donner Pass Rd. / Stockrest Spring Rd.
(39.33476, -120.17472)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
1 Driveways
0.0000
Other (At-Grade)
Unknown
2019
Brunswick, MD
Frederick Co.
United States
MD 17 / Rosemont Drive / Dutchmans Creek
(39.33480, -77.63671)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.4167
Other (At-Grade)
Multilane (2 Lane, unspecified)
2010 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
Sugarloaf Pkwy. / Denison St.
(39.33490, -77.34180)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
36.9503
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
Bush Creek Dr. / Major Smith Ln.
(39.33507, -77.35263)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.6364
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States
Canterbury Rd. / W 39th St.
(39.33569, -76.62047)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
16.6275
Other (At-Grade)
Single-lane w/ Traversable Central Island
2013 ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States
MD 94 / MD 144
(39.33700, -77.07360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
1993 First roundabout in Maryland. Built initially as temporary, made permanent after one month.
West Chester, OH
Butler Co.
United States
Butler Warren Rd. / Barret Rd. / Western Row Rd.
(39.33709, -84.34926)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2021 On Butler County-Warren County line and West Chester/Mason city limit line.
Rosemont, MD
Frederick Co.
United States
MD 17 / MD 180
(39.33768, -77.63950)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.4828
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Truckee, CA
Nevada Co.
United States
Donner Pass Rd. / Pioneer Trail Rd.
(39.33904, -120.17360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.3378
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Platte City, MO
Platte Co.
United States
MO-N / NW 136 St. / Humphreys Rd.
(39.33927, -94.77933)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2012 Year Completed estimated (2011-2012).
Cooksville, MD
Howard Co.
United States
Long Corner Rd. / Penn Shop Rd.
(39.33938, -77.15284)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.9560
Other (At-Grade)
Single-Lane
2005 Year Completed estimated (1988-2005).
Urbana, MD
Frederick Co.
United States
Royal Crest Cir. / Aberdeen Way
(39.34020, -77.33396)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Knoxville, MD
Frederick Co.
United States
Burkittsville Rd. (MD 17) / US 340 WB Ramps
(39.34056, -77.64052)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.8710
Freeway Ramps (Grade-Separated)
Single-Lane
2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Truckee, CA
Nevada Co.
United States
Hwy 89 / Henness Rd. / Donner Pass Rd.
(39.34103, -120.17220)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
52.6496
Other (At-Grade)
Multilane (2 Lane, unspecified)
2008 Functional Class: Arterial ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States
Braidwood Dr. / Ethan Ridge Ave.
(39.34386, -77.32911)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Single-Lane
2009 Year Completed estimated (2008-2009).
Reno, NV
Washoe Co.
United States
St. James Pkwy. / N Earlham Ct.
(39.34445, -119.80783)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
No splitter islands.
West Chester, OH
Butler Co.
United States
Lesourdsville West Chester Rd. / Becket Ridge Blvd.
(39.34459, -84.41655)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
39.6240
Other (At-Grade)
Single-Lane
2020 Near a junior high school. https://www.journal-news.com/news/newest-roundabout-opens-in-west-chester-as-dangerous-intersection-work-begins/PWKR73DU2VD53AOPGDM3VII2U4/
Truckee, CA
Nevada Co.
United States
Hwy 89 / Prosser Dam Rd. / Alder Dr.
(39.34531, -120.17300)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.2574
Other (At-Grade)
Single-Lane
2012 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.
Truckee, CA
Nevada Co.
United States
Prosser Dam Rd. / Henness Rd.
(39.34961, -120.16790)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.5541
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States
Smith Rd. / Beckett Rd. / Beckett Meadows Rd.
(39.35097, -84.45265)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
45.2538
Other (At-Grade)
Single-Lane
2018 Opened May 2018. Entering ADT = 18,670 vpd as of Sept 2018. ICD estimated from Google Maps linework.
Rossville, MD
Baltimore Co.
United States
Franklin Square Dr. / Upton Cir.
(39.35121, -76.48864)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Platte City, MO
Platte Co.
United States
4th St. / Kentucky Ave. / Norma Ln.
(39.35147, -94.77915)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2016 Year Completed estimated (2016-2017).
Morrow, OH
Warren Co.
United States
Morrow-Cozaddale Rd. / (unknown)
(39.35434, -84.16288)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0931
Other (At-Grade)
Single-Lane
2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Morrow, OH
Warren Co.
United States
Hopewell Valley Dr. / Village View Ln.
(39.35521, -84.15327)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.7920
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States
Dudley Dr. / University Dr.
(39.35646, -84.36877)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.4746
Other (At-Grade)
Single-Lane
2005 Painted splitter island on northwest leg. ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States
Douglas Fir Dr
(39.35651, -119.84460)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Inwood, WV
Berkeley Co.
United States
Middleway Pike / WV-51 / Surveyor Dr.
(39.35656, -78.03477)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
41.5563
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 ICD estimated from Google Maps linework.
West Chester Township, OH
Butler Co.
United States
Hutzelman Way / Plum Tree Dr.
(39.35732, -84.46578)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
31.3977
Other (At-Grade)
Single-Lane
2002 Painted splitter islands. ICD estimated from Google Maps linework.
Young American, CO
Douglas Co.
United States
E Plum Creek Pkwy. / Lake Gulch Rd. / S Gilbert St.
(39.35773, -104.84209)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
50.2920
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2020 Year Completed estimated (2019-2021).
Greensburg, IN
Decatur Co.
United States
W Veterans Way / N Memorial Dr.
(39.35827, -85.50471)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6720
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2014-2019).
Reno, NV
Washoe Co.
United States
Piney Creek Parklet
(39.35846, -119.83950)
Other
Existing
Unknown
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Reno, NV
Washoe Co.
United States
Myrtlewood Parklet
(39.35885, -119.83477)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
No splitter islands.
Mason, OH
Warren Co.
United States
Mason Grand Dr. / Parkmoor Dr. / Skyview Dr.
(39.35923, -84.27451)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands on four legs.
Inwood, WV
Berkeley Co.
United States
WV-51 / (unknown)
(39.35929, -78.03503)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
53.5593
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 ICD estimated from Google Maps linework.
Inwood, WV
Berkeley Co.
United States
Gerrardstown Rd. / Winchester Ave.
(39.36098, -78.03754)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
49.8644
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 ICD estimated from Google Maps linework.
Ross Township, OH
Butler Co.
United States
SR 748 (Millville Shandon Rd.) / Layhigh Rd.
(39.36255, -84.69648)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.4761
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States
N Ridge Rd. / Miller Blvd.
(39.36484, -104.81766)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
47.0915
Other (At-Grade)
Single-Lane
2009 Free-flowing right-turn bypass lane on north leg. Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Basalt, CO
Pitkin Co.
United States
Emma Rd. / Basalt Ave.
(39.36484, -107.03476)
Other
Existing
Unknown
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Painted splitter islands.
Frederick, MD
Frederick Co.
United States
Ballenger Creek Pike (MD 351) / Elmer Derr Rd. / English Muffin Way
(39.36625, -77.45071)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.8571
Other (At-Grade)
Single-Lane
2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Mason, OH
Warren Co.
United States
Mason Rd. / Sarah Dr.
(39.36641, -84.31909)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
32.3170
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Kearney, MO
Clay Co.
United States
Watson Dr. / (parking access)
(39.36660, -94.36970)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.5469
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Kearney, MO
Clay Co.
United States
Rte 92-W 6th St. / Sam Barr Dr.
(39.36785, -94.38055)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
47.0895
Other (At-Grade)
Multilane (2 Lane, unspecified)
2013 ICD estimated from Google Maps linework.
Kearney, MO
Clay Co.
United States
Rte 92-W 6th St. / Nation Rd.
(39.36791, -94.38893)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
49.8594
Other (At-Grade)
Single-Lane
2013 ICD estimated from Google Maps linework.
Ballenger Creek, MD
Frederick Co.
United States
McLauren Ln. / Carston Ct. / Duncan Pl.
(39.36852, -77.43743)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Smithville, MO
Clay Co.
United States
MO-92 / S Commercial Ave.
(39.36881, -94.57949)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
36.9324
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States
S Wilcox St. / South St.
(39.36917, -104.86011)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 http://crgov.com/3296/Wilcox-and-South-Roundabout
Castle Rock, CO
Douglas Co.
United States
N Ridge Rd. / E Enderud Blvd.
(39.36979, -104.82294)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
44.3183
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 ICD estimated from Google Maps linework.
Hamilton, OH
Butler Co.
United States
Hamilton Mason Rd. / LeSourdsville West Chester Rd.
(39.37223, -84.42497)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
40.6237
Other (At-Grade)
Single-Lane
2018 Opened August 2018. ICD estimated from Google Maps linework.
Fairfield Township, OH
Butler Co.
United States
Hamilton Mason Rd. / Liberty Fairfield Rd.
(39.37527, -84.48046)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.6219
Other (At-Grade)
Single-Lane
2008 Since completion, has reduced accidents by 80%. Replaced two offset T intersections. Previously controlled by two-way stop Functional Class: Major Collector ICD estimated from Google Maps linework.
Castle Highlands, CO
Douglas Co.
United States
Wolfensberger Rd. / Plum Creek Pkwy. / Coachline Rd.
(39.37564, -104.88568)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
51.8160
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2018 Year Completed estimated (2017-2019).
Sykesville, MD
Carroll Co.
United States
Smithfield Ave. / Warfield Ave.
(39.37673, -76.96410)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.0835
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 Elliptical shape. ICD estimated from Google Maps linework.
Mason, OH
Warren Co.
United States
Mason Montgomery Rd. / Bethany Rd.
(39.37924, -84.30723)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
49.8513
Other (At-Grade)
Single-Lane
2015 Right turn lanes on all approaches, expandable to 2 lanes. ICD estimated from Google Maps linework.
Hamilton, OH
Butler Co.
United States
Hamilton Mason Rd. / Hamilton Enterprise Park Dr. / Gilmore Rd.
(39.37927, -84.51743)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.6196
Other (At-Grade)
Single-Lane
2019 Existing Gilmore Road was relocated to align with existing Hamilton Enterprise Park Dr. A single-lane modern roundabout with 150' inscribed diameter. ICD estimated from Google Maps linework.
Ballenger Creek, MD
Frederick Co.
United States
Holiday Dr. / Spectrum Dr.
(39.38178, -77.40206)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, unspecified)
2008 Left turn lane trap in circulatory roadway.
Frederick, MD
Frederick Co.
United States
Jefferson Pike (MD 180) / Mt Zion Rd.
(39.38286, -77.48054)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.9250
Other (At-Grade)
Single-Lane
2019 Opened August 2019. https://www.fredericknewspost.com/news/politics_and_government/public_safety/md-roundabout-opened/article_e67c26f7-ac5c-5931-b2e0-9e68faaa77d7.html ICD estimated from Google Maps linework.
Mount Washington, MD
Baltimore Co.
United States
Quarry Lake Dr. / Stone Cliff Dr.
(39.38398, -76.69603)
Other
Existing
Other
Unknown
2 Approaches
1 Driveways
0.0000
Other (At-Grade)
Single-Lane
Uncontrolled entry on southeast leg.
Castle Rock, CO
Douglas Co.
United States
Autumn Sage St. / Copper Cloud Dr. / Trail Stone Cir.
(39.38614, -104.82199)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
57.2310
Other (At-Grade)
Single-Lane
2005 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Pikesville, MD
Baltimore Co.
United States
Travertine Dr.
(39.38721, -76.68990)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Parking along circulatory roadway; pedestrian access to central island.
Basalt, CO
Eagle Co.
United States
Willits Ln. / E Valley Rd.
(39.38865, -107.08520)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.7680
Other (At-Grade)
Single-Lane
2011 https://www.aspentimes.com/news/willits-lane-roundabout-due-for-work/ https://www.gouldconstruction.com/willits-lane-east-valley-road-roundabout-2/ ICD estimated from Google Maps linework.
Williamstown, WV
Wood Co.
United States
Highland Ave. (WV 14) / Williamstown Pike (WV 31)
(39.38888, -81.44158)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 https://www.newsandsentinel.com/news/local-news/2020/11/williamstown-roundabout-opens-to-traffic/ https://www.youtube.com/watch?v=iusQxGx9zLA
Linganore, MD
Frederick Co.
United States
Old National Pike / Eaglehead Dr.
(39.38995, -77.31098)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.2920
Other (At-Grade)
Multilane (2 Lane, unspecified)
2008 South leg stubbed. Constructed initially as single-lane roundabout in 2007-2008. Expanded into two-lane roundabout 2016-2018.
Linganore, MD
Frederick Co.
United States
Mussetter Rd. / Whiterose Dr. / Whiterose Way
(39.39008, -77.29747)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Single-Lane
2002 Painted splitter islands on three legs. Year Completed estimated (1988-2005).
Liberty Township, OH
Butler Co.
United States
Hughes Woods Ln. / Hughes Ridge Ln.
(39.39099, -84.40464)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
43.3818
Other (At-Grade)
Single-Lane
1998 No splitter islands. ICD estimated from Google Maps linework.
Liberty Twp, OH
Butler Co.
United States
Princeton Rd. / Yankee Rd.
(39.39133, -84.38398)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.9975
Other (At-Grade)
Single-Lane
2017 Opened in August 2017. ICD estimated from Google Maps linework.
Owings Mills, MD
Baltimore Co.
United States
Ballard Green Dr. / Wilson Shannon Dr. / Julia Ln.
(39.39162, -76.80439)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2017-2018).
Castle Rock, CO
Douglas Co.
United States
Rising Sun Dr. / Autumn Sage St.
(39.39210, -104.82736)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
47.0731
Other (At-Grade)
Single-Lane
2005 Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Ballenger Creek, MD
Frederick Co.
United States
Jefferson Technology Pkwy. / Jefferson Station Blvd.
(39.39223, -77.45291)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
42.6720
Other (At-Grade)
Multilane (2 Lane, unspecified)
2014 Year Completed estimated (2013-2015).
Owings Mills, MD
Baltimore Co.
United States
(unknown)
(39.39269, -76.78657)
Other
Existing
Unknown
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Liberty Township, OH
Butler Co.
United States
Berkshire Pl. / Amberly Ct. / Wiltshire Ct.
(39.39282, -84.34687)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
27.6898
Other (At-Grade)
Single-Lane
2002 Stop control and no splitter islands. ICD estimated from Google Maps linework.
New Market, MD
Frederick Co.
United States
Eaglehead Dr. / Pecking Stone St.
(39.39397, -77.30943)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.3840
Other (At-Grade)
Single-lane w/ Traversable Central Island
2016 Year Completed estimated (2015-2017).
Owings Mills, MD
Baltimore Co.
United States
Painters Mill Rd. / Lyons Mill Rd.
(39.39425, -76.78747)
Other
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
New Market, MD
Frederick Co.
United States
Empire Blvd. / Edwardian Ln. / Jacobian Pl.
(39.39428, -77.29567)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Parking along circulatory roadway.
Liberty Township, OH
Butler Co.
United States
Carriage House Blvd. / Thoroughbred Ln. / Winner Circle Dr.
(39.39434, -84.45087)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0730
Other (At-Grade)
Single-Lane
2014 ICD estimated from Google Maps linework.
Liberty Township, OH
Butler Co.
United States
The Trails Blvd. / Kensington Trl. / Windsor Trl. / Cambridge Trl.
(39.39451, -84.34693)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
50.7634
Other (At-Grade)
Single-Lane
2002 Stop control; no splitter islands. ICD estimated from Google Maps linework.
Brigantine, NJ
Atlantic Co.
United States
Brigantine Blvd. / Bayshore Ave. / 34th St. S / (unknown) / (parking lot)
(39.39482, -74.38953)
Other
Existing
Other
None
7 Approaches
0 Driveways
28.6120
Other (At-Grade)
Multilane (2 Lane, unspecified)
All entries except Brigantine Blvd controled by stop signs. ICD estimated from Google Maps linework.
Frederick, MD
Frederick Co.
United States
Mercantile Dr. E / Rodes Cir.
(39.39507, -77.44311)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
El Jebel, CO
Eagle Co.
United States
El Jebel Rd. / Shadow Rock Rd.
(39.39554, -107.08999)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
128.2910
Other (At-Grade)
Single-Lane
2017 https://www.aspentimes.com/news/el-jebel-road-roundabout-opens-saturday/ ICD estimated from Google Maps linework.
New Market, MD
Frederick Co.
United States
Eaglehead Dr. / Tomahawk St. / Fallfish Ct.
(39.39677, -77.30826)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 Year Completed estimated (2017-2018).
Villages of Winterset, MD
Baltimore Co.
United States
Runnymeade Rd. / New Town Blvd. / Bon Haven Ln.
(39.39893, -76.81700)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Silver Springs, NV
Lyon Co.
United States
US 50 / USA Pkwy. / Opal Ave.
(39.40014, -119.26883)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
64.0080
Other (At-Grade)
Multilane (3+ Lane)
2017 Consecutive double-left turns.
Liberty Township, OH
Butler Co.
United States
Yankee Rd. / Millikin Rd.
(39.40022, -84.38541)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.1471
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Carbondale, CO
Garfield Co.
United States
CO-133 / Main St.
(39.40113, -107.21968)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
4 Approaches
0 Driveways
42.4526
Other (At-Grade)
Multilane (2 Lane, unspecified)
2013 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States
Herz Blvd. / Summit Sierra Blvd.
(39.40118, -119.75215)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, unspecified)
2006 Concentric circulatory roadway striping. Year Completed estimated (2004-2006).
Liberty Township, OH
Butler Co.
United States
Millikin Rd. / Maud Hughes Rd.
(39.40153, -84.40943)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6837
Other (At-Grade)
Single-Lane
2013 ICD estimated from Google Maps linework.
Towson, MD
Baltimore Co.
United States
MD 45 / MD 146 / Joppa Rd. / Allegheny Ave.
(39.40185, -76.60230)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
47.9892
Other (At-Grade)
Multilane (2 Lane, unspecified)
1998 Opened October 1998. Exit striping retrofitted to roundabout after opening. Hotdog/racetrack shape. ICD estimated from Google Maps linework. 21442
Linganore, MD
Frederick Co.
United States
Finn Dr. / Douglas Ave. / Huckleberry Way
(39.40210, -77.29509)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island. No splitter islands.
Martinsville, IN
Morgan Co.
United States
SR 39 / I-69 NB Ramps / Southview Dr.
(39.40262, -86.44528)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Single-Lane
2021 Year Completed estimated (2020-2021). https://i69finishline.com/construction-schedule/.
Liberty Township, OH
Butler Co.
United States
Millikin Rd. / Pinckney Trl.
(39.40263, -84.43077)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2021
Reno, NV
Washoe Co.
United States
SR 341 (Geiger Grade Rd.) / Veterans Pkwy. / (parking)
(39.40271, -119.74165)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
62.4840
Other (At-Grade)
Multilane (2 Lane, unspecified)
2011 Double left (left, left-through-right) on south leg; double right (left-through-right, right) on west leg.
Perry Hall, MD
Baltimore Co.
United States
E Joppa Rd. / Scott Moore Way / Cowenton Ave.
(39.40290, -76.44124)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2008 Right-turn bypass lane on west leg.
Townsend, DE
New Castle Co.
United States
Karins Circle
(39.40433, -75.69677)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Martinsville, IN
Morgan Co.
United States
SR 39 (Morton Ave.) / I-69 SB Ramps / Rogers Rd.
(39.40439, -86.44597)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2021 I-69 freeway opened 12/23/2021 - see https://content.govdelivery.com/accounts/INDOT/bulletins/30250b9 ** Roundabout opened with temporary configuration while new southbound ramp construction is completed
Perry Hall, MD
Baltimore Co.
United States
Georgia Belle Dr. / Fragrence Way / Harcrest Way
(39.40467, -76.42700)
Other
Existing
All-Way Yield
Unknown
4 Approaches
4 Driveways
0.0000
Other (At-Grade)
Single-Lane
Perry Hall, MD
Baltimore Co.
United States
Scott Moore Way / Honeygo Center Dr.
(39.40491, -76.44142)
Other
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island.
White Marsh Station, MD
Baltimore Co.
United States
Carrington Dr. / Jerome Ave.
(39.40574, -76.40236)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.