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
Prescott, AZ
Yavapai Co.
United States 		Prescott Lakes Pkwy. / (unknown)
(34.56894, -112.42458) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.2889 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Goodyear, AZ
Maricopa Co.
United States 		S Estrella Pkwy. / S Cotton Ln.
(33.35800, -112.42206) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.8831 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Two-lane yield-controlled right-turn bypass lane on north leg. Through bypass lane on south leg. ICD estimated from Google Maps linework.
Prescott, AZ
Yavapai Co.
United States 		Grande Dame Pkwy. / SR 89A EB Ramps
(34.63499, -112.39830) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
52.0821 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Prescott, AZ
Yavapai Co.
United States 		Granite Dells Pkwy. / Dells Ranch Rd.
(34.62703, -112.39726) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.0871 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Prescott, AZ
Yavapai Co.
United States 		Grande Dame Pkwy. / SR 89A WB Ramps
(34.63643, -112.39710) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.0985 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Litchfield Park, AZ
Maricopa Co.
United States 		N Village Pkwy. / Luna Pl.
(33.50029, -112.37537) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2007).
Litchfield Park, AZ
Maricopa Co.
United States 		N Village Pkwy. / Escondido Pl.
(33.50470, -112.37528) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2007).
Litchfield Park, AZ
Maricopa Co.
United States 		N Village Pkwy. / W Escondido Pl. N / Village Rd.
(33.50655, -112.37483) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2007).
Litchfield Park, AZ
Maricopa Co.
United States 		Village Pkwy. / Village Pkwy.
(33.50692, -112.37033) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2007).
Prescott Valley, AZ
Yavapai Co.
United States 		Still Well Pkwy. / Jasper Dr.
(34.61134, -112.36722) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2020 Right-turn-only lanes on south and east legs. Year Completed estimated (2019-2020).
Prescott Valley, AZ
Yavapai Co.
United States 		N Jasper Pkwy. / Jasper Dr.
(34.60985, -112.36177) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Right-turn-only lane on west leg. Year Completed estimated (2019-2020).
Prescott Valley, AZ
Yavapai Co.
United States 		N Jasper Pkwy. / E Santa Fe Loop
(34.60744, -112.36034) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2020 South leg stubbed. Designed for future expansion to two lanes on north and south legs. Year Completed estimated (2019-2020).
Litchfield Park, AZ
Maricopa Co.
United States 		W. Palmilla Blvd. / W. Alvarado Dr.
(33.46978, -112.35190) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
23.9107 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Peoria, AZ
Maricopa Co.
United States 		N Sunrise Point / Sunset Point
(33.75294, -112.33084) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
80.7720 		Other (At-Grade)
Single-Lane 		2004
Litchfield Park, AZ
Maricopa Co.
United States 		Wigwam Creek Blvd. / N. Rattler Way
(33.51643, -112.32870) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
16.9277 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Litchfield Park, AZ
Maricopa Co.
United States 		Wigwam Creek Blvd. / Windsor Blvd.
(33.51009, -112.32786) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.9331 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Litchfield Park, AZ
Maricopa Co.
United States 		Wigwam Creek Blvd. / (unknown)
(33.51746, -112.32560) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
17.9232 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Tooele, UT
Tooele Co.
United States 		400 W / 2400 N
(40.57264, -112.31272) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2023
Sun City, AZ
Maricopa Co.
United States 		W Williams Dr. / N 115th Ave.
(33.68953, -112.31220) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.youtube.com/watch?v=uRqme9VPzgU
Tooele, UT
Tooele Co.
United States 		W 2000 N / N 70 W
(40.56555, -112.30310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.1987 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Deer Valley, AZ
Maricopa Co.
United States 		Deer Valley Rd. / N 109th Ave.
(33.68181, -112.29423) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.youtube.com/watch?v=uRqme9VPzgU
Phoenix, AZ
Maricopa Co.
United States 		S. Melon Ln. / W. Country Place Blvd.
(33.41839, -112.27850) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
2 Driveways
23.9249 		Other (At-Grade)
Single-Lane 		2004 Painted splitter islands. Functional Class: Local ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		W Riverwood Blvd. / W Kirby Ave.
(33.41608, -112.27480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.9473 		Other (At-Grade)
Single-Lane 		2002 Painted splitter islands. ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		99th Ave. / Lower Buckeye Rd.
(33.42116, -112.27260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
59.8104 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		W Riverwood Blvd. / Windrow Blvd.
(33.41749, -112.26690) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.9252 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Lake Point, UT
Tooele Co.
United States 		Mountain View Rd. / Saddleback Blvd.
(40.68474, -112.26275) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.5664 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Rebuilt and relocated from previous single-lane roundabout. Year Completed estimated (2017-2020). ICD estimated from Google Maps linework.
Maryvale, AZ
Maricopa Co.
United States 		N 93rd Ave. / N Algodon Way
(33.48123, -112.25962) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2009 Yield-controlled right-turn bypass lane on south leg. Year Completed estimated (2007-2009).
Maryvale, AZ
Maricopa Co.
United States 		N Algodon Way / W Pinchot Ave.
(33.48249, -112.25806) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2009 Small separation between pedestrian crossing on east leg and circulatory roadway.
Lake Point, UT
Tooele Co.
United States 		Saddleback Blvd. / Sunset Rd.
(40.68168, -112.25544) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2019 Year Completed estimated (2017-2020).
Glendale, AZ
Maricopa Co.
United States 		N 89th Ave. / W Vermont Ave.
(33.51450, -112.25158) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2023
Glendale, AZ
Maricopa Co.
United States 		W Luke Ave. / N 89th Ave.
(33.51770, -112.25141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Single lane, fully mountable central island, mini-roundabout with a 17' wide circulating lane.
Glendale, AZ
Maricopa Co.
United States 		W Montebello Ave. / N 89th Ave.
(33.51876, -112.25064) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2023 Single lane roundabout with 18' wide circulating lane on a new city collector street. Developer funded.
Glendale, AZ
Maricopa Co.
United States 		N 87th Ave. / W Montebello Ave. / (parking)
(33.51695, -112.24749) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2019 New city collector street, private developer funded.
Prescott Valley, AZ
Yavapai Co.
United States 		N Vidal St. / N Cortina St. / E Casa Bella Ave. / (parking)
(34.54848, -112.24294) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2003-2007).
Phoenix, AZ
Maricopa Co.
United States 		Devonna Ln. / Watkins St. / 84th Dr. / Hammond Ln.
(33.42601, -112.24090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.9228 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Peoria, AZ
Maricopa Co.
United States 		83rd Ave. / W Cinnabar Ave.
(33.57554, -112.23763) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2007 City of Peoria's first roundabout and serves their municipal center including police station. Year Completed estimated (2007-2009).
Desert Sunset, AZ
Maricopa Co.
United States 		(Glendale Heroes Regional Park road) / (parking)
(33.52624, -112.23562) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2008 No truck apron or splitter islands other than painted pavement. No yield control on entry or circulating.
Peoria, AZ
Maricopa Co.
United States 		W Whitney Dr. / (unknown)
(33.57499, -112.23509) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2007-2009).
Peoria, AZ
Maricopa Co.
United States 		W Beardsley Rd. / N 81st St.
(33.66711, -112.23386) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7962 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Glendale, AZ
Maricopa Co.
United States 		(Glendale Heroes Regional Park road) / (parking)
(33.52526, -112.23376) 		Other
Existing 		Other
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2022 18' wide circulating lane, including bike lane. No splitter islands other than painted areas flush to the pavement surface. One approach has no yield control.
Phoenix, AZ
Maricopa Co.
United States 		W Meadow Loop W / S 72nd Ave. / W Ian Dr.
(33.37391, -112.21436) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No truck apron.
Phoenix, AZ
Maricopa Co.
United States 		W Meadow Loop E / W Meadow Loop W / S 70th Ave.
(33.37284, -112.20921) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No truck apron.
Phoenix, AZ
Maricopa Co.
United States 		W Meadow Loop E / S Kelsie Dr.
(33.37466, -112.20319) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2005 No truck apron.
Phoenix, AZ
Maricopa Co.
United States 		W Carver Rd. / S 55th Ave.
(33.34119, -112.17777) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2020 No truck apron.
Phoenix, AZ
Maricopa Co.
United States 		W Estrella Dr. / SR 202 (South Mountain Freeway) EB Ramps
(33.33390, -112.17726) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
57.9120 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2019 https://azdot.gov/adot-news/estrella-drive-interchange-completed-south-mountain-freeway
Phoenix, AZ
Maricopa Co.
United States 		W Estrella Dr. / SR 202 (South Mountain Freeway) WB Ramps
(33.33433, -112.17568) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		3 Approaches
0 Driveways
57.9120 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2019 https://azdot.gov/adot-news/estrella-drive-interchange-completed-south-mountain-freeway
Phoenix, AZ
Maricopa Co.
United States 		W Vineyard Rd. / S 53rd Ln.
(33.38470, -112.17385) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2005
Phoenix, AZ
Maricopa Co.
United States 		W Glass Ln. / S 52nd Ave.
(33.38444, -112.17029) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Tropic, UT
Garfield Co.
United States 		Hwy 63 / Utah Scenic Byway 12 / N Main St.
(37.69252, -112.15249) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.insiderutah.com/articles/roundabout-bryce/ https://www.youtube.com/watch?v=03GKcqgxFeg
Phoenix, AZ
Maricopa Co.
United States 		W Maldonado Rd. / S 39th Dr.
(33.38301, -112.14297) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tusayan, AZ
Coconino Co.
United States 		US 180-AZ 64 / S Long Jim Loop
(35.96800, -112.12898) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.3980 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Tusayan, AZ
Coconino Co.
United States 		US 180-AZ 64 / Coyote Ln.
(35.97673, -112.12505) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.3928 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Cordes Junction, AZ
Yavapai Co.
United States 		E Cordes Lakes Rd. / E Arcosanti Rd. / AZ 69 NB On-ramp
(34.33270, -112.12483) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.3949 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 date: https://www.azdot.gov/mobile/media/news/2013/07/24/modernized-cordes-junction-traffic-interchange-aids-local-regional-travel ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		N Flamenco Dr. / W Country Gables Dr.
(33.62125, -112.12442) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-Lane 		2008 Built as a temporary in 2008; upgraded to permanent 2013-2014. https://www.youtube.com/watch?v=o2NWzxetBT4
Idaho Falls, ID
Bonneville Co.
United States 		W 65th W / Saint John Rd. / I-15 SB Ramps
(43.43962, -112.12198) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022
Phoenix, AZ
Maricopa Co.
United States 		Happy Valley Rd. / I-17 SB Ramps
(33.71292, -112.12019) 		Roundabout
Removed 		All-Way Yield
None 		3 Approaches
0 Driveways
62.4840 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2020 Initially constructed 2002, revised 2005. Removed in 2020, replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. https://azdot.gov/adot-blog/requiem-roundabouts-least-ones-happy-valley-road 21442
Idaho Falls, ID
Bonneville Co.
United States 		W 65th S / S 45th W / I-15 NB Ramps
(43.43835, -112.12018) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022
Cordes Junction, AZ
Yavapai Co.
United States 		Cordes Lakes Rd. / I-17 NB Off-ramp
(34.32691, -112.11991) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.4800 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 date: https://www.azdot.gov/mobile/media/news/2013/07/24/modernized-cordes-junction-traffic-interchange-aids-local-regional-travel ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		Happy Valley Rd. / I-17 NB Ramps
(33.71291, -112.11477) 		Roundabout
Removed 		All-Way Yield
None 		4 Approaches
0 Driveways
64.0077 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2020 Initially constructed 2002, revised 2005. Removed in 2020, replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. https://azdot.gov/adot-blog/requiem-roundabouts-least-ones-happy-valley-road 21442
Phoenix, AZ
Maricopa Co.
United States 		23rd Ave. / W. Osborn Rd.
(33.48775, -112.10840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.9372 		Other (At-Grade)
Single-Lane 		2005 Small roundabout. ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		South 20th Drive. / (none)
(33.37556, -112.10290) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
16.9552 		Other (At-Grade)
Single-Lane 		2003 Neighborhood traffic calming. ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		W Montebello Ave. / (shopping center parking)
(33.51961, -112.09810) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8412 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Clinton, UT
Davis Co.
United States 		2300 N / N Cranefield Rd.
(41.14713, -112.09642) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3768 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Syracuse, UT
Davis Co.
United States 		W 700 S / S 3000 W
(41.10366, -112.08391) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2015-2016).
Clinton, UT
Davis Co.
United States 		2300 N / 3000 W
(41.14708, -112.08387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.4775 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
West Point, UT
Davis Co.
United States 		W 550 N / N 3000 W
(41.12179, -112.08380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2015-2016).
Clinton, UT
Davis Co.
United States 		W 1300 N / N 3000 W
(41.13262, -112.08379) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2016
West Point, UT
Davis Co.
United States 		W 800 N / N 3000 W
(41.12535, -112.08378) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2015-2016).
Phoenix, AZ
Maricopa Co.
United States 		E. Mountain View Rd. / N. Central Ave.
(33.57510, -112.07360) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
16.9162 		Other (At-Grade)
Single-Lane 		2006 Mini-roundabout ICD estimated from Google Maps linework.
West Jordan, UT
Salt Lake Co.
United States 		New Sycamore Dr. / Cricket Ln.
(40.60686, -112.06772) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.1085 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
West Jordan, UT
Salt Lake Co.
United States 		W Aberford Dr. / Cricket Ln.
(40.60349, -112.06737) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.3896 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Syracuse, UT
Davis Co.
United States 		W Parkview Dr. / S 2000 W
(41.06461, -112.06470) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
Syracuse, UT
Davis Co.
United States 		S Bluff Rd. / S 2000 W / W 2700 S
(41.07470, -112.06459) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
33.3129 		Other (At-Grade)
Single-Lane 		2000 Painted splitter islands. Year Completed estimated (1997-2003). ICD estimated from Google Maps linework.
Clarkdale, AZ
Yavapai Co.
United States 		AZ 89A / Cement Plant Rd. / Clarkdale Pkwy.
(34.76220, -112.06416) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Series of 5 roundabouts. Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2007-2009).
Helena, MT
Lewis and Clark Co.
United States 		Lincoln Rd. / Green Meadow Dr.
(46.70420, -112.06374) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.0466 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Syracuse, UT
Davis Co.
United States 		2019 W 1900 S
(41.08617, -112.06344) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.5029 		Other (At-Grade)
Single-Lane 		2006 Painted splitter islands with crosswalks that extend through the islands without a break in the painted islands. Year Completed estimated (2005-2008). ICD estimated from Google Maps linework.
Clarkdale, AZ
Yavapai Co.
United States 		Clarkdale Pkwy. / Mountain Gate Dr.
(34.76500, -112.06276) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2003-2006).
West Jordan, UT
Salt Lake Co.
United States 		New Sycamore Dr. / S Stokesley Dr. / Cottage Point Dr.
(40.60715, -112.06190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.8286 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Plain City, UT
Weber Co.
United States 		Stillcreek Pkwy. / 3020 N
(41.31462, -112.06052) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
West Valley City, UT
Salt Lake Co.
United States 		Antelope Rd. / Hawker Ln.
(40.70728, -112.05997) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1997-2002).
Cottonwood, AZ
Yavapai Co.
United States 		AZ 89A / Avenida Centerville
(34.75854, -112.05880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.0983 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 5 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
West Jordan, UT
Salt Lake Co.
United States 		W 7800 S / New Sycamore Dr.
(40.60940, -112.05842) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2019 Yield-controlled right-turn bypass lane on east leg. Fourth leg stubbed. Year Completed estimated (2018-2019).
Rose Canyon, UT
Salt Lake Co.
United States 		Butterfield Park Way / Spring Canyon Dr.
(40.49171, -112.05652) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on side street.
West Valley City, UT
Salt Lake Co.
United States 		Collie Dr. / Dalmatian St. / Labrador Cir.
(40.70477, -112.05642) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2004
Rose Canyon, UT
Salt Lake Co.
United States 		Spring Canyon Dr. / W Windy Ridge Dr.
(40.48589, -112.05562) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Rose Canyon, UT
Salt Lake Co.
United States 		Spring Canyon Dr. / Buck Ridge Dr. / S New Maple Dr.
(40.47981, -112.05539) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Clinton, UT
Davis Co.
United States 		2300 N / 1500 W
(41.14715, -112.05485) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
31.4775 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Cottonwood, AZ
Yavapai Co.
United States 		AZ 89A / Lisa St. / Lincoln Dr.
(34.75449, -112.05400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.0444 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 5 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		S Utah Ave. / Bridgeport Dr.
(43.48859, -112.04979) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.6574 		Other (At-Grade)
Single-Lane 		2002 Eagle Rock Fountain in center island. Roundabout was partially reconstructed with geometric improvements in 2014. Original construction was in 2002. ICD estimated from Google Maps linework.
Ak-Chin Village, AZ
Pinal Co.
United States 		N Ban Ln. / (unknown)
(33.02543, -112.04956) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Yield-controlled right-turn bypass lane on south leg. First of several planned roundabouts on the Ak-Chin Indian Community casino expansion.
Roy, UT
Weber Co.
United States 		4800 S / 2875 W
(41.17624, -112.04925) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.8677 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		Bridgeport Dr. / River Walk Dr.
(43.48855, -112.04801) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.4610 		Other (At-Grade)
Single-Lane 		2007 Originally built without splitter islands. Splitter islands added to north and west legs in 2016. ICD estimated from Google Maps linework.
Idaho Falls, ID
Bonneville Co.
United States 		Carriagegate Ln. / Nottingham Ln.
(43.46096, -112.04641) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
25.1400 		Other (At-Grade)
Single-Lane 		2005 No traffic control. ICD estimated from Google Maps linework.
Clarkdale, AZ
Yavapai Co.
United States 		Scenic Dr. / Alamos Dr.
(34.74635, -112.04608) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012). Initially completed with painted splitter islands. Raised splitter islands added 2012-2014.
Syracuse, UT
Davis Co.
United States 		S 1000 W / W 2700 S
(41.07468, -112.04539) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.6119 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Clinton, UT
Davis Co.
United States 		1300 N / 1000 W
(41.13261, -112.04527) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.7902 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Cottonwood, AZ
Yavapai Co.
United States 		AZ 89A / Groseta Ranch Rd.
(34.74706, -112.04510) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.1235 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 5 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
West Jordan, UT
Salt Lake Co.
United States 		6400 W / 8200 S
(40.60223, -112.04347) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.8308 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
West Jordan, UT
Salt Lake Co.
United States 		6400 W / Annandale Way
(40.60646, -112.04343) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.1760 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
West Jordan, UT
Salt Lake Co.
United States 		8600 S / 6400 W
(40.59520, -112.04340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7410 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.