Roundabouts Database Index

29361 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
Belgrade, MT Gallatin Co. United States	Airway Blvd. / I-90 WB Ramps (45.76100, -111.16234)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 51.6601	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2015	Raindrop shape. ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / Gallatin Field Rd. (45.77350, -111.16244)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.1529	Other (At-Grade) Single-Lane	2015	Right-turn bypass lane on southeast leg. Year Completed estimated (2013-2019). ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / E Northern Pacific Ave. (45.76585, -111.16289)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 56.6545	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / I-90 EB Ramps (45.75980, -111.16328)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.4955	Freeway Ramps (Grade-Separated) Single-Lane	2015	Raindrop shape. ICD estimated from Google Maps linework.
Marana, AZ Pima Co. United States	Main St. / Civic Center Dr. (32.44841, -111.21150)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.2674	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Marana, AZ Pima Co. United States	N Sandario Rd. / W Twin Peaks Rd. (32.38076, -111.21671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.maranaaz.gov/news/2022/5/25/traffic-alert-construction-on-a-new-roundabout-located-at-the-twin-peaks-and-sandario-road-intersection
Marana, AZ Pima Co. United States	N Sandario Rd. / W Nichols St. (32.45805, -111.21703)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2715	Other (At-Grade) Single-Lane	2018	Fourth leg incomplete. Future plans are to route Marana Main St to this roundabout. https://realestatedaily-news.com/wp-content/uploads/2017/02/Marana-Main-Street-realignment.png ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Snowbird Way / (air cargo access) (56.64996, -111.23847)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0000	Other (At-Grade) Single-Lane	2013	Entry to Fort McMurray International Airport. Year Completed estimated (2011-2014).
Wood Buffalo, AB Alberta Canada	Range Road 85 (Saline Creek Pkwy.) / Snowbird Way (56.65106, -111.25513)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2013	Right-turn-only lane on south leg. Year Completed estimated (2011-2014).
Flagstaff, AZ Coconino Co. United States	Resort Blvd. / (parking) / (unknown) (35.16563, -111.27053)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6717	Other (At-Grade) Single-Lane	2013	West leg stubbed. Year Completed estimated (2012-2013).
Payson, AZ Gila Co. United States	E Granite Dells Rd. / S Mud Springs Rd. (34.23932, -111.30819)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4052	Other (At-Grade) Single-Lane	2008	Oval shape. Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Great Falls, MT Cascade Co. United States	Division Rd. / Smelter Ave. NW (47.52454, -111.31037)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.0990	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	N Manzanita Dr. / E Park Dr. / E Malibu Dr. (34.24563, -111.31701)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.7072	Other (At-Grade) Single-Lane	2015	Painted splitter islands. Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	E Malibu Dr. / N Easy St. (34.24465, -111.32021)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 17.7711	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	SR 87 / Tyler Pkwy / Home Depot Entrance (34.26614, -111.32200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4034	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	N Beeline Hwy. (AZ 260) / W Airport Rd. / Airline Blvd. (34.25759, -111.32250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.3437	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Denholm Gate / Fontaine Crescent (56.71095, -111.34247)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.1541	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Denholm Gate / Fontaine Ave. (56.70936, -111.34442)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.3664	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Saline Creek Dr. / Denholm Gate (56.70831, -111.34576)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.6786	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Fort McMurray, AB Wood Buffalo Canada	Hwy 63 NB Ramps / King St. (56.70683, -111.35380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.1574	Freeway Ramps (Grade-Separated) Single-Lane	2003	http://www.engineering.ualberta.ca/uofaengineer/article.cfm?article=40221&issue=39463 ICD estimated from Google Maps linework.
Heber City, UT Wasatch Co. United States	Red Ledges Blvd. / E Red Knob Way (40.51742, -111.36928)	Other Existing	Unknown None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Cameron, AZ Coconino Co. United States	US 89 / Desert View Dr .(AZ 64) (35.85489, -111.42497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.4003	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	https://www.azdot.gov/mobile/media/news/2016/09/14/adot-completes-us-89-improvements-in-cameron ICD estimated from Google Maps linework.
Midway, UT Wasatch Co. United States	Dutch Fields Pkwy. / Dutch Dr. (40.53290, -111.45500)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Midway, UT Wasatch Co. United States	Dutch Fields Pkwy. / Craftsman Way (40.53059, -111.45898)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Midway, UT Wasatch Co. United States	N Whitaker Farm Way / E Memorial Hill Dr. (40.51857, -111.45938)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2020	No splitter islands on north and south legs.
Midway, UT Wasatch Co. United States	River Rd. / 470 E / E Burgi Ln. (40.52864, -111.46207)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 36.5760	Other (At-Grade) Single-Lane	2007	Painted splitter islands.
Midway, UT Wasatch Co. United States	River Rd. / E 600 N / E Salazar Spring Rd. (40.52188, -111.46246)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2020
Midway, UT Wasatch Co. United States	River Rd. / E Memorial Hill Dr. (40.51821, -111.46246)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 38.1000	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Midway, UT Wasatch Co. United States	W 970 S / Cascade Pkwy. / W Boulder Point Rd. (40.49625, -111.48265)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	No splitter islands.
Page, AZ Coconino Co. United States	US 89 / Haul Rd. (36.90502, -111.48415)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.0765	Other (At-Grade) Single-Lane	2015	date: http://www.northernarizonagazette.com/author/gcd/page/240/ ICD estimated from Google Maps linework.
Midway, UT Wasatch Co. United States	Cascade Pkwy. / Coldwater Way (40.49691, -111.48499)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Park City, UT Summit Co. United States	Silver Creek Dr. / Pace Frontage Rd. / Old Hwy 40 (40.71974, -111.48507)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2013-2015).
Midway, UT Wasatch Co. United States	W 470 N / (unknown) (40.51952, -111.49016)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Park City, UT Summit Co. United States	Rte 224 (Deer Valley Drive) / Heber Avenue / Marsac Avenue (40.64572, -111.49500)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 46.2161	Other (At-Grade) Multilane (2 Lane, unspecified)	2000	See: www.Roundaboutsusa.com Information as reported in Salt Lake Tribune article: http://www.sltrib.com/2000/Sep/09142000/utah/22072.htm Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Apache Junction, AZ Pinal Co. United States	N Apache Trl. (AZ-88) / E Superstition Blvd. (33.42220, -111.54159)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 47.8477	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Newpark Blvd. / Uintah Way (40.72177, -111.54224)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8705	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	W Ute Blvd. / Uintah Way (40.72449, -111.54245)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1103	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
San Tan Valley, AZ Pinal Co. United States	E Germann Rd. / N Kenworthy Rd. (33.27809, -111.54604)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2010
Park City, UT Summit Co. United States	Olympic Pkwy. / N Landmark Dr. (40.72175, -111.54711)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.9221	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	N Landmark Dr. / W Ute Blvd. (40.72444, -111.54747)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.3000	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
South Snyderville Basin, UT Summit Co. United States	Canyons Resort Dr. / Frostwood Dr. (40.68753, -111.54847)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2014	Right-turn add-lane bypass lane on southeast leg. Year Completed estimated (2013-2015).
Park City, UT Summit Co. United States	Frostwood Blvd. / Cooper Ln. (40.68972, -111.55018)	Other Existing	All-Way Yield None	3 Approaches 2 Driveways 0.0000	Other (At-Grade) Single-Lane		Built before 2007, rebuilt between 2007 and 2016 to add truck apron and splitter islands.
Park City, UT Summit Co. United States	Kilby Rd. / Factory Outlet Parking (40.73040, -111.55040)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.3918	Other (At-Grade) Multilane (2 Lane, unspecified)	2000	ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Powderwood Dr. / Factory Outlet Parking (40.72733, -111.55255)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 24.4374	Other (At-Grade) Single-Lane	2000	Pedestrian access to central island. ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Canyons Resort Dr. / W High Mountain Rd. (40.68398, -111.55347)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
San Tan Valley, AZ Pinal Co. United States	E Magma Rd. / Indigo Sky Blvd. (33.13344, -111.55394)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2021
Pinebrook, UT Summit Co. United States	Kilby Rd. / (parking) (40.73918, -111.56018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2018	Serves Ecker Hill International Middle School. East leg added with roundaobut.
Pinebrook, UT Summit Co. United States	Kilby Rd. / (parking) (40.74010, -111.56068)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2018	Serves Ecker Hill International Middle School.
San Tan Valley, AZ Pinal Co. United States	N Golf Club Dr. / Johnson Ranch Blvd. (33.16051, -111.56488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2020-2021).
Flagstaff, AZ Coconino Co. United States	Dodge Ave. / Railhead Ave. (35.22522, -111.57000)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 38.0498	Other (At-Grade) Single-Lane	2007	By developer. ICD estimated from Google Maps linework.
Summit Park, UT Summit Co. United States	Gorgoza Pines Rd. / (parking) (40.75044, -111.57153)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2003	No splitter islands. Year Completed estimated (2002-2004).
San Tan Valley, AZ Pinal Co. United States	Whitewing Blvd. / W Sterling St. (33.13194, -111.57163)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017	No splitter islands on east and west legs.
Park City, UT Summit Co. United States	Homestead Rd. / Rasmussen Rd. / I-80 WB Ramps (40.75488, -111.57172)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 83.2338	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2019	https://www.deseret.com/utah/2019/11/26/20983915/around-and-around-new-roundabouts-at-i-80-jeremy-ranch-interchange-now-open ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Homestead Rd. / Kilby Rd. / I-80 EB Off-ramp (40.75223, -111.57247)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 88.6656	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2019	https://www.deseret.com/utah/2019/11/26/20983915/around-and-around-new-roundabouts-at-i-80-jeremy-ranch-interchange-now-open ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Rasmussen Rd. / Jeremy Rd. / Jeremy Ranch Rd. (40.75569, -111.57350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.3317	Other (At-Grade) Single-Lane	2007	This roundabout was reconfigured as part of the Jeremy Ranch Roundabouts project. Formerly it had a driveway to a park-and-ride lot. Jeremy Ranch Rd is a new approach to this intersection and the eastern approach on Rasmussen Dr was closed. https://www.summitcounty.org/1005/Email-Updates ICD estimated from Google Maps linework.
Brighton City, UT Salt Lake Co. United States	Big Cottonwood Canyon Rd. / Brighton Loop (40.60362, -111.58264)	Other Existing	All-Way Yield None	2 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2018	Entry roundabout to ski resort at end of County Road. No splitter islands on two-way leg or geometric deflection of two entries. Road splits into one-way couplet; circle facilitates U-turns.
Springville, UT Utah Co. United States	400 S / 1300 E / Canyon Dr. (40.16084, -111.58691)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.8993	Other (At-Grade) Single-Lane	2014	Little deflection for northbound through movement. Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Spanish Fork, UT Utah Co. United States	S 2550 E St. / E 920 S St. / High Ridge Dr. (40.09766, -111.61209)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.0255	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	https://www.facebook.com/SpanishForkCity/posts/a-new-roundabout-is-about-to-be-constructed-on-2550-e-between-canyon-rd-and-us-6/10154689907980318/. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Spring Creek, UT Utah Co. United States	S Mountain Vista Pkwy. / S Sierra Vista Way. (40.19060, -111.61533)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2005). North leg added 2011-2013.
Spanish Fork, UT Utah Co. United States	E 130 N / N 2000 E / N 2040 E (40.11168, -111.62006)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane		No splitter islands.
Provo, UT Utah Co. United States	E 900 S / Nevada Ave. / S 1350 E / S 1400 E (40.22206, -111.63470)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4459	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Spanish Fork, UT Utah Co. United States	1120 E / 200 N (40.11232, -111.63496)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 56.6309	Other (At-Grade) Single-Lane	2012	No splitter islands. ICD estimated from Google Maps linework.
Spanish Fork, UT Utah Co. United States	SR 147 (E 400 N) / SR 51 (40.11519, -111.63513)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Provo, UT Utah Co. United States	S 1350 E / 300 S (40.22981, -111.63524)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0901	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	Pine Cliff Dr. / Gemini Dr. (35.20808, -111.63541)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2008	By developer.
Provo, UT Utah Co. United States	300 North / Seven Peaks Blvd. (40.23737, -111.63750)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.7337	Other (At-Grade) Multilane (2 Lane, unspecified)	1997	ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	N Switzer Canyon Dr. / N Turquoise Dr. (35.20142, -111.63751)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.5280	Other (At-Grade) Single-Lane	2019	Yield-controlled right-turn bypass lane on south leg. No splitter island on west leg (N Canyon Terrace Dr.).
Spanish Fork, UT Utah Co. United States	E 400 N (S State Rd.) / N 800 E (40.11491, -111.64065)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 23.7475	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	E Center St. / N 7 Peaks Blvd. (40.23369, -111.64067)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.2649	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Springville, UT Utah Co. United States	900 S / S 1750 W (40.15390, -111.64240)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 24.6468	Other (At-Grade) Single-Lane	2003	Partially painted splitter islands. ICD estimated from Google Maps linework.
Pine Knoll, AZ Coconino Co. United States	E Paseo del Rio / S Calle Reposa (35.18598, -111.64522)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2017
Provo, UT Utah Co. United States	E Campus Dr. / E 1100 N (40.24846, -111.64583)	Other Existing	All-Way Yield None	2 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2014	Parking along circulatory roadway. Year Completed estimated (2013-2015).
Pine Knoll, AZ Coconino Co. United States	E Paseo del Rio / S Brannen Cir. (35.18588, -111.64642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3360	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	Year Completed estimated (2016-2017).
Provo, UT Utah Co. United States	700 East / Center St. (40.23369, -111.64660)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9119	Other (At-Grade) Single-Lane	1996	ICD estimated from Google Maps linework.
Mesa, AZ Maricopa Co. United States	Brown Rd. / Loop 202 NB Ramps (33.43694, -111.64850)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.8396	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Provoo, UT Utah Co. United States	N Campus Dr. / (parking) (40.25235, -111.64932)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2015	On college campus of Brigham Young University.
Mesa, AZ Maricopa Co. United States	Brown Rd. / Loop 202 SB Ramps (33.43689, -111.65280)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.8563	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Woodland Hills, UT Utah Co. United States	S Woodland Hills Dr. / W 11200 S (40.02750, -111.65378)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2003-2004).
Provo, UT Utah Co. United States	5000 North / Edgewood Dr. (40.30066, -111.65750)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 19.1282	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	Veterans Pkwy. / Edgewood Dr. (Shops at Riverwoods) (40.29899, -111.65785)	Other Removed	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2010	Initially constructed 1999. Converted 2010-2011 into pedestrian use only as part of outdoor mall.
Provo, UT Utah Co. United States	200 West (Freedom Blvd.) / 920 South (40.22177, -111.66230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.5341	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	3700 North / 300 West (40.28282, -111.66310)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.2444	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Orem, UT Utah Co. United States	E 850 North / N Palisade Dr. (40.31273, -111.66490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.4997	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	550 West / 1950 North (40.26043, -111.66600)	Other Existing	Unknown Unknown	5 Approaches 0 Driveways 21.8738	Other (At-Grade) Single-Lane		Within parking lot; not fully developed as roundabout. Functional Class: Local ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	Riverside Ave. / W 1720 North (40.25703, -111.66810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.8749	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Mesa, AZ Maricopa Co. United States	E McKellips Rd. / Loop 202 NB Ramps (33.45142, -111.66850)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.8492	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Mesa, AZ Maricopa Co. United States	E McKellips Rd. / Loop 202 SB Ramps (33.45145, -111.67100)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.8421	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Grand View North, UT Utah Co. United States	Columbia Ln. / N 950 W / W 1700 N (40.25684, -111.67551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.3437	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Mesa, AZ Maricopa Co. United States	S Innovation Way W / E Williams Field Rd. (33.30716, -111.68114)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1960	Other (At-Grade) Single-Lane	2003	On Arizona State University Polytech campus. No truck apron. Merging right-turn bypass lane on west leg; add-lane right-turn bypass lane on north leg. Constructed initially as two-lane roundabout with unstriped circulatory roadway; converted to single-lane 2011-2012.
Provo, UT Utah Co. United States	1375 West / 820 North (40.24470, -111.68280)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 28.2603	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	1700 North / 1730 North / 1500 West (40.25650, -111.68530)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4324	Other (At-Grade) Single-Lane	1998	ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	W John Wesley Powell Blvd. / I-17 SB Ramps (35.13989, -111.68564)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.8797	Freeway Ramps (Grade-Separated) Single-Lane	2016	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	SR 89A / John Wesley Powell Blvd. / Fairgrounds Rd. (35.13992, -111.68702)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0431	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Elk Ridge, UT Utah Co. United States	Elk Ridge Dr. / W Goosenest Dr. (40.01976, -111.68754)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2016).
Gilbert, AZ Maricopa Co. United States	(entrance) / (parking) (33.31625, -111.68786)	Other Existing	All-Way Yield None	2 Approaches 2 Driveways 39.6240	Other (At-Grade) Single-Lane	2020	No splitter islands on three legs.
Provo, UT Utah Co. United States	1730 North / 1740 West (40.25703, -111.68890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.3437	Other (At-Grade) Single-Lane	1998	ICD estimated from Google Maps linework.
River Grove, UT Utah Co. United States	W 820 N / Independence Ave. (40.24521, -111.69032)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.1717	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2010). ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	S Woody Mountain Rd. / W Presidio Dr. (35.18308, -111.69266)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007).
Gilbert, AZ Maricopa Co. United States	E Loma Vista St. / S Swan Dr. (33.31564, -111.69268)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2003	No splitter islands.
Gilbert, AZ Maricopa Co. United States	E Oxford Ln. / S Swan Dr. (33.31913, -111.69381)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2003	No splitter islands.