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
Bayfield, CO
La Plata Co.
United States 		N Mountain View Dr. / E Lakeside Dr. / E Oak Dr.
(37.23990, -107.59445) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
18.0655 		Other (At-Grade)
Single-Lane 		2018 Combined two close intersections. ICD estimated from Google Maps linework.
Bayfield, CO
La Plata Co.
United States 		CR 501 / Bayfield Center Dr.
(37.23393, -107.60191) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2001 Bayfield Center Drive is a new roadway. Completed Fall 2001.
Silt, CO
Garfield Co.
United States 		US 6 (Main St. / ) / 9th St.
(39.54703, -107.65360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.1028 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Rifle, CO
Garfield Co.
United States 		Taughenbaugh Blvd. / 7th St. / Airport Rd.
(39.52260, -107.77673) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8509 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Rifle, CO
Garfield Co.
United States 		Taughenbaugh Blvd. / I-70 EB Ramps
(39.52339, -107.77710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.6695 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		(Mercy Regional Medical Center ring road) / (unknown)
(37.23677, -107.82050) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2308 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Telluride, CO
San Miguel Co.
United States 		W. Colorado Ave. / Mahoney Dr. / Brewery Rd.
(37.94135, -107.82080) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9083 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Wilson Gulch Dr. / Three Springs Blvd.
(37.23339, -107.82310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2006
Durango, CO
La Plata Co.
United States 		US 550 / US 160 WB Ramps / US 160 EB Exit Ramp / Wilson Gulch Dr.
(37.22978, -107.83943) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
64.0080 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2014 Year Completed estimated (2011-2014). North leg added 2014-2017. US 550 added in 2024, although that uses the same leg as US 160 EB. https://www.durangoherald.com/articles/u-s-highway-550-connection-finally-opens-in-durango/
Durango, CO
La Plata Co.
United States 		Wilson Gulch Dr. / US 160 Ramps
(37.22979, -107.83946) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
67.0560 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2012 Year Completed estimated (2011-2014). North leg added 2015-2017. https://www.codot.gov/projects/archived-project-sites/us-160-wilson-gulch-road-extension
Durango, CO
La Plata Co.
United States 		US 550 / US 160 EB Entrance Ramp
(37.22666, -107.83949) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Unknown 		2024 https://www.facebook.com/coloradodot/videos/grandview-interchange-us-550-us-160-durango-on-monday-715-many-motorists-travele/853241030015092/
Durango, CO
La Plata Co.
United States 		Jenkins Ranch Rd. / Kennebec Dr.
(37.29216, -107.84010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
23.7539 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Jenkins Ranch Rd. / Lizard Head (north)
(37.28920, -107.84310) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
27.5556 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Jenkins Ranch Rd. / Lizard Head (south)
(37.28605, -107.84710) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
24.7061 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Jenkins Ranch Rd. / Ophir Dr.
(37.28321, -107.85120) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
26.6075 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Jenkins Ranch Rd. / Molas Dr.
(37.28099, -107.85550) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
28.5089 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		S Hillcrest Dr. / Sunnyside Rd.
(38.47450, -107.85663) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.8954 		Other (At-Grade)
Single-Lane 		2016 date: https://www.cityofmontrose.org/CivicAlerts.aspx?AID=1235 ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		Miami Rd. / Hillcrest Dr.
(38.48179, -107.85677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019 https://www.cityofmontrose.org/701/Miami-Hillcrest-Roundabout-Project
Durango, CO
La Plata Co.
United States 		CR 238 / Fort Lewis Dr. / College Dr.
(37.27940, -107.85940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7643 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		Ogden Rd. / Woodgate Rd.
(38.45096, -107.86297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.7365 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Durango, CO
La Plata Co.
United States 		Florida Rd. / Riverview Dr.
(37.28319, -107.86900) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4086 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Telluride, CO
San Miguel Co.
United States 		CO-145 / CO-145 Spur
(37.95036, -107.87135) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.6712 		Other (At-Grade)
Single-Lane 		2013 Through bypass lane along top of T-intersection. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Parachute, CO
Garfield Co.
United States 		Old Hwy 6 / I-70 EB Ramps / (unknown)
(39.42828, -108.07440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.9120 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012
Parachute, CO
Garfield Co.
United States 		Old Hwy 6 / I-70 WB Ramps
(39.42982, -108.07610) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012
Farmington, NM
San Juan Co.
United States 		Foothills Dr. / Rinconada St.
(36.79144, -108.13909) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2015-2019).
Farmington, NM
San Juan Co.
United States 		E Main St. / S Miller Ave.
(36.72910, -108.20333) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
Farmington, NM
San Juan Co.
United States 		Main St. / Orchard Ave.
(36.72905, -108.20540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 Oblong shaped. https://durangoherald.com/articles/332836
Farmington, NM
San Juan Co.
United States 		W Main St. / Behrend Ave.
(36.72906, -108.20803) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.facebook.com/downtownfarmingtonnm/videos/main-st-phase-2-reopened-to-vehicles-on-november-24th-2020/170344904783299/
Farmington, NM
San Juan Co.
United States 		W Main St. / Auburn Ave.
(36.72905, -108.21064) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
Mancos, CO
Montezuma Co.
United States 		Ruins Rd. / (entrance to visitor center) / (service road)
(37.33917, -108.41185) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 Entrance to Mesa Verde National Park. Year Completed estimated (2020-2023). Previous control was mix of stop and uncontrolled movements.
Billings, MT
Yellowstone Co.
United States 		Five Mile Rd. / Mary St. / (Billings Bypass)
(45.84863, -108.42492) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2021 https://www.yourbigsky.com/local-news-2/billings-bypass-project-roundabout-opening-on-november-24/
Billings, MT
Yellowstone Co.
United States 		Old US 312 / Five Mile Rd.
(45.86957, -108.42768) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml
Bozeman, MT
Yellowstone Co.
United States 		Bench Blvd. / Hilltop Rd. / Yellowstone River Rd.
(45.81289, -108.46580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1305 		Other (At-Grade)
Single-Lane 		2013 Right-turn-only lane on south leg. ICD estimated from Google Maps linework.
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).
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.
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).
Billings, MT
Yellowstone Co.
United States 		Hwy 3 / 27th St. / Airport Rd.
(45.80209, -108.53540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7937 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Located at Billings airport. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
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.
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.
Grand Junction, CO
Mesa Co.
United States 		Main St. / N 13th St. / S 13th St.
(39.06731, -108.55072) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 https://www.gjsentinel.com/news/western_colorado/mini-roundabout-installed-at-13th-and-main/article_bbcc8188-a4fb-11ee-bc44-b755269e8d08.html
Grand Junction, CO
Mesa Co.
United States 		Horizon Dr. / 12th St.
(39.10165, -108.55234) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		1998 Bicycle-only (bike-only) driveway into circulatory roadway in northeast quadrant, leading into bicycle (bike) roundabout.
Grand Junction, CO
Mesa Co.
United States 		Main St. / 7th St.
(39.06731, -108.56104) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.8912 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa Co.
United States 		Colorado Ave. / S. 2nd St.
(39.06636, -108.56950) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.9643 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa Co.
United States 		Grand Ave. / N 1st St. / SR 340 (Broadway) / I-70 Business Loop
(39.07031, -108.57097) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2022 https://www.codot.gov/news/2021/august-2021/1st-street-roundabout-project-enters-new-phase
Grand Junction, CO
Mesa Co.
United States 		Park Dr. / Meander Dr. / Meander Ct.
(39.09085, -108.57322) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2011).
Grand Junction, CO
Mesa Co.
United States 		Independent Ave. / Sams Club entrance
(39.08170, -108.58310) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
33.3754 		Other (At-Grade)
Single-Lane 		2003 Serves commercial development parking lot. ICD estimated from Google Maps linework.
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.
Billings, MT
Yellowstone Co.
United States 		Meadow View Dr. / Meadow View Dr.
(45.78325, -108.59372) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2017 South leg stubbed. Year Completed estimated (2015-2018).
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.
Billings, MT
Yellowstone Co.
United States 		MT Hwy 3 / Zimmerman Trl.
(45.80647, -108.59981) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.1250 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Grand Ave. / 36th St. W
(45.78403, -108.60541) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.8058 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Year Completed estimated (2015-2019). ICD estimated from Google Maps linework.
West End, MT
Yellowstone Co.
United States 		Central Ave. / S 36th St. W
(45.76949, -108.60726) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2019
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 		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.
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.
Billings, MT
Yellowstone Co.
United States 		Grand Ave. / 38th St. W
(45.78400, -108.61111) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.9757 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Fourth leg stubbed. ICD estimated from Google Maps linework.
West End, MT
Yellowstone Co.
United States 		Central Ave. / S 38th St. W
(45.76969, -108.61240) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2019
Billings, MT
Yellowstone Co.
United States 		King Ave. / Olympic Blvd.
(45.75507, -108.61360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1658 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Near Kohl's retail shopping center. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Crossing Blvd. / Olympic Blvd.
(45.75216, -108.61570) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1677 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Local ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Hesper Rd.
(45.74060, -108.61740) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
43.3436 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Zoo Dr.
(45.73609, -108.61740) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.6799 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 8 roundabouts. Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / (Local Access)
(45.74776, -108.61750) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.5041 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Series of 8 roundabouts. Main access to construction materials facility (600+ trucks per day). Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Grand Ave.
(45.78407, -108.61760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.1455 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 8 roundabouts. Fatal crash 2012. 11861-05. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Broadwater Ave.
(45.77685, -108.61760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.9815 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Central Ave.
(45.76963, -108.61760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
53.3183 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Monad Rd.
(45.76236, -108.61760) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.6596 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Series of 8 roundabouts. Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / King Ave.
(45.75507, -108.61760) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
58.3321 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Henry Chapple St. / St Vincent Way
(45.75948, -108.61935) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.6630 		Other (At-Grade)
Single-Lane 		2013 One approach stubbed out. ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		St Mary Way / Marillac St. / Henry Chapple St.
(45.75672, -108.62191) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.9980 		Other (At-Grade)
Single-Lane 		2013 One approach stubbed out. ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		King Ave. / St. Vincent Way
(45.75520, -108.62260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.9990 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Previously controlled by two-way stop Functional Class: Principal Arterial 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.
Grand Junction, CO
Mesa Co.
United States 		Broadway / Redlands Pkwy.
(39.07812, -108.63467) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.7214 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		King Ave. W / S 56th St. W
(45.75516, -108.65895) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.yourbigsky.com/local-news-2/billings-king-ave-56th-st-w-reopened/
Billings, MT
Yellowstone Co.
United States 		Central Ave. / 56th St. W
(45.76970, -108.65917) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.mdt.mt.gov/pubinvolve/56thRoundabouts/
Billings, MT
Yellowstone Co.
United States 		Ironwood Dr. / Woodcreek Dr.
(45.81641, -108.67716) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003
Fruita, CO
Mesa Co.
United States 		Aspen Ave. / Mesa St. (Park Square)
(39.15884, -108.73360) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
77.7908 		Other (At-Grade)
Unknown 		Completed 1940? ICD estimated from Google Maps linework.
Fruita, CO
Mesa Co.
United States 		CO-340 / I-70 EB Ramps / I-70 Frontage Rd.
(39.15470, -108.73769) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
40.7499 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Fruita, CO
Mesa Co.
United States 		CO-340 / Raptor Rd.
(39.15351, -108.73813) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2337 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Red Lodge, MT
Carbon Co.
United States 		US 212 (Broadway Ave.) / 3rd St.
(45.19487, -109.24681) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.3987 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Chinle, AZ
Apache Co.
United States 		Navajo Rte 27 / Navajo Rte 7
(36.15072, -109.55430) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 https://www.nhonews.com/news/2021/jan/19/11-miles-navajo-route-27-paved-between-chinle-and-/
Maeser, UT
Uintah Co.
United States 		Main St. / Aggie Blvd.
(40.45562, -109.56693) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2009-2011).
Burnside, AZ
Apache Co.
United States 		US 191 / AZ 264
(35.75473, -109.62710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2009 Right-turn bypass lane. Elliptical shaped. ICE = 180 ft x 160 ft.
Safford, AZ
Graham Co.
United States 		N 8th Ave. / Safford Bryce Rd. / Airport Rd.
(32.85769, -109.71607) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://gilaherald.com/graham-county-roundabout-working-well/
Thatcher, AZ
Graham Co.
United States 		W Church St. / N High School Ave.
(32.84581, -109.75898) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://gilaherald.com/church-street-roundabout-open-for-business/
Thatcher, AZ
Graham Co.
United States 		W Golf Course Rd. / Hoopes Ave. / S Robinson Ave.
(32.80760, -109.76289) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
62.2373 		Other (At-Grade)
Single-Lane 		2017 http://leagueaz.org/connection/2018/0218/thatcher.html ICD estimated from Google Maps linework.
Bisbee, AZ
Cochise Co.
United States 		Bisbee Rd. / SR 80 / SR 92
(31.42830, -109.89230) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
104.9686 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Show Low, AZ
Navajo Co.
United States 		S Summit Trl. / (parking)
(34.23113, -110.06795) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 No splitter islands on two legs, and diverging double yellow lines on two legs.
Show Low, AZ
Navajo Co.
United States 		S Summit Trl. / Falling Leaf Rd.
(34.23781, -110.07255) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 No splitter islands on two legs, and diverging double yellow lines on two legs.
Show Low, AZ
Navajo Co.
United States 		S Summit Trl. / W Sugar Pine Way / Spirea Ln.
(34.24039, -110.07928) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.0896 		Other (At-Grade)
Single-Lane 		2007 No splitter islands on two legs, and diverging double yellow lines on two legs.
Show Low, AZ
Navajo Co.
United States 		W Sugar Pine Way / S Torreon Loop
(34.24261, -110.08372) 		Other
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 No splitter islands on two legs. One leg of the intersection is a private community access point.
Oljato-Monument Valley, UT
San Juan Co.
United States 		US 163 / Monument Valley Rd.
(37.00424, -110.17341) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 https://www.nhonews.com/news/2018/jun/19/oljato-community-breaks-ground-roundabout-road-nav/
Sierra Vista, AZ
Cochise Co.
United States 		E Golden Acres Dr. / Canyon de Flores
(31.50212, -110.25097) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 ADOT truck turnaround. Year Completed estimated (2013-2015).
Sierra Vista, AZ
Cochise Co.
United States 		Jeffords St. / Cushing St.
(31.55698, -110.33997) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
37.7952 		Other (At-Grade)
Single-Lane 		2010 Stop line at each entry. Pedestrian crossings within circulatory roadway.
Sierra Vista, AZ
Cochise Co.
United States 		Rucker St. / Cooney St. / Jeffords St.
(31.55599, -110.34628) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2010 Stop line at each entry. Pedestrian crossings within circulatory roadway.
Sierra Vista, AZ
Cochise Co.
United States 		Derum St. / Rucker St. / Smith Ave. / Winrow Rd.
(31.55118, -110.34837) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2011 On base of Fort Huachuca. No truck apron.
Sierra Vista, AZ
Cochise Co.
United States 		Smith Ave. / Winrow Ave. / Cushing St.
(31.55504, -110.36013) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		1992 On base of Fort Huachuca. No truck apron. Very little speed control on east leg. Year Completed estimated (1985-1992).
Bonnyville No 87, AB
Alberta
Canada 		AB Hwy 55 / AB Hwy 892
(54.45699, -110.48469) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.0454 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Medicine Hat, AB
Division 1
Canada 		College Dr. SE / (parking)
(50.01817, -110.68204) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.0000 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2005-2009).
Medicine Hat, AB
Division 1
Canada 		2 Ave. SE / 8 St. SE
(50.03145, -110.68217) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2024 https://medicinehatnews.com/news/local-news/2024/10/04/hurry-before-the-snow-city-road-construction-nears-finish-line-as-fall-weather-arrives/
Medicine Hat, AB
Division 1
Canada 		College Dr. / College Dr.
(50.01654, -110.68389) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2005-2010).