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
Delaware, OH
Delaware Co.
United States 		Berlin Station Rd. / Glenn Pkwy.
(40.25801, -83.03239) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2019-2021).
Ewing, NJ
Mercer Co.
United States 		River Rd. (NJ-29) / I-295 NB Ramps
(40.25833, -74.84415) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
40.1033 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 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.
Orem, UT
Utah Co.
United States 		2000 South / Sandhill Rd.
(40.26074, -111.70420) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7220 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Ewing, NJ
Mercer Co.
United States 		River Rd. / I-295 SB Ramps
(40.26135, -74.84579) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.8357 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 Part of the Scudder Falls Bridge Replacement Project. ICD estimated from Google Maps linework.
Harrisburg, PA
Dauphin Co.
United States 		Derry St. / Mulberry St.
(40.26312, -76.86948) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 https://theburgnews.com/news/project-to-make-harrisburgs-mulder-square-safer-greener-nears-completion
Delaware, OH
Delaware Co.
United States 		Hawthorn Blvd. / Stratford Dr.
(40.26344, -83.06658) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2018
Latrobe, PA
Westmoreland Co.
United States 		Whitney Ct.
(40.26595, -79.40789) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Harrisburg, PA
Dauphin Co.
United States 		N 2nd St. / Verbeke St.
(40.26853, -76.89149) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9456 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Year Completed estimated (2021-2022).
Unity Township, PA
Westmoreland Co.
United States 		SR 981 / Airport Ln.
(40.27001, -79.40283) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.0076 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Hampden Township, PA
Cumberland Co.
United States 		Lambs Gap Rd. / Bali Hai Rd.
(40.27016, -77.00786) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
40.0963 		Other (At-Grade)
Single-Lane 		2019 http://www.cvschools.org/common/pages/UserFile.aspx?fileId=4627839 ICD estimated from Google Maps linework.
Harrisburg, PA
Dauphin Co.
United States 		N 2nd St. / Reily St.
(40.27050, -76.89293) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9456 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Year Completed estimated (2021-2022).
Canonsburg, PA
Washington Co.
United States 		Enclave Dr. / Azalea Ct. / Lily Ln.
(40.27313, -80.15481) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
(unincorporated), OH
Delaware Co.
United States 		Fourwinds Dr. / Summit Dr.
(40.27319, -82.93613) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7158 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Cecil Township, PA
Washington Co.
United States 		Main St. / Town Center Blvd. / Town Center Way / Mylan Blvd.
(40.27383, -80.16333) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.6267 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Harrisburg, PA
Dauphin Co.
United States 		N 7th St. / Reily St.
(40.27393, -76.88481) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2022
Harrisburg, PA
Dauphin Co.
United States 		N 2nd St. / Kelker St.
(40.27418, -76.89553) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022
Hershey, PA
Dauphin Co.
United States 		SR 322 / Meadow Ln
(40.27467, -76.62551) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0936 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Tipton, IN
Tipton Co.
United States 		W CR 200 S / US 31 NB Ramps / (parking lot)
(40.27497, -86.12603) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.7383 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Ramp terminal replaced at-grade signalized intersection. ICD estimated from Google Maps linework.
Tipton, IN
Tipton Co.
United States 		W CR 200 S / US 31 SB Ramps
(40.27504, -86.12878) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.4485 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Ramp terminal replaced at-grade signalized intersection. ICD estimated from Google Maps linework.
Hershey, PA
Dauphin Co.
United States 		SR 322 / Homestead Ln
(40.27526, -76.63332) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.4484 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
United States 		1200 South / 400 West
(40.27531, -111.70480) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
30.9811 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Tipton, IN
Tipton Co.
United States 		SR 28 / S Campbell Crossing
(40.27560, -86.13177) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019
Orem, UT
Utah Co.
United States 		S 800 W / College Dr. / Sandhill Rd. (UVSC South Entrance)
(40.27592, -111.71290) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.4480 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 ICD estimated from Google Maps linework.
Lower Frederick Township, PA
Montgomery Co.
United States 		SR 29 (Gravel Pike) / SR 73 (Big Rd.)
(40.27733, -75.48040) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
3 Driveways
46.4703 		Other (At-Grade)
Single-Lane 		2008 Asphalt construction. Design for future multilane retrofit. Previously controlled by flashing beacon Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Peters, PA
Washington Co.
United States 		Bebout Rd. / Valley Brook Rd.
(40.27737, -80.07221) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2023
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 		S Sleepy Ridge Dr. / S Fairway Ln.
(40.28305, -111.74283) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005
Campbelltown, PA
Lebanon Co.
United States 		SR 117 / Northside Dr.
(40.28457, -76.57339) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.8879 		Other (At-Grade)
Single-Lane 		2011 Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
United States 		W 575 S / S Sleepy Ridge Dr.
(40.28674, -111.74051) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Old Salford Township, PA
Montgomery
United States 		Old Skippack Rd. / Schwenksville Rd. / Shelly Rd.
(40.29058, -75.42686) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2023 The roundabout was installed as part of the Districtwide roundabout program (PennDOT Engineering District 6-0) which was started to address intersection safety in the District. https://www.penndot.pa.gov/regionaloffices/district-6/pages/details.aspx?newsid=8481
Delaware, OH
Delaware Co.
United States 		Mill Run Crossing / Rosemary Run / (shopping center)
(40.29062, -83.03614) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7071 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Doylestown Township, PA
Bucks Co.
United States 		New Britain Rd. / S Easton Rd. (northbonud)
(40.29072, -75.12772) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024
Doylestown Township, PA
Bucks Co.
United States 		New Britain Rd. / S Easton Rd. (southbound)
(40.29104, -75.12883) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2024
Geistown, PA
Cambria Co.
United States 		Belmont St. / Scalp Ave. / Bedford St.
(40.29428, -78.87183) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.fox8tv.com/newspost/geistown-roundabout/
Canonsburg, PA
Washington Co.
United States 		Overview Dr. / Coldstream Dr.
(40.29442, -80.18630) 		Unknown
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
(unincorporated), PA
Perry Co.
United States 		SR 34 / Sunnyside Dr. / Mountain Rd.
(40.29453, -77.13262) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7256 		Other (At-Grade)
Single-Lane 		2014 Designed to be expanded to two-lane roundabout. ICD estimated from Google Maps linework.
Unity Township, PA
Westmoreland Co.
United States 		Monastery Dr. / Saint Vincent Dri.
(40.29570, -79.39741) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7249 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Vineyard, UT
Utah Co.
United States 		N Vineyard Rd. / S Vineyard Rd.
(40.29635, -111.74226) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018).
Vineyard, UT
Utah Co.
United States 		300 W / W Center St.
(40.29695, -111.75966) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Vineyard, UT
Utah Co.
United States 		Main St. / Center St.
(40.29700, -111.75369) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Year Completed estimated (2006-2009). Marked initially with concentric circulatory lane lines and no lane use markings on north and east legs. Lane use markings added 2013-2015. Converted from two-lane roundabout to single-lane roundabout in 2016-2017 using pavement markings with right-turn-only lanes on north and east legs. 21442
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.
Greensburg, PA
Westmoreland Co.
United States 		Ridgeway St. / Morrison Ave.
(40.29972, -79.53295) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Reading, PA
Berks Co.
United States 		Deerfield Dr. / Ravine Dr. / Chaser Ct.
(40.30062, -75.93044) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
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.
Delaware, OH
Delaware Co.
United States 		SR 521 / Byxbe Pkwy.
(40.30186, -83.02598) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 https://engineer.co.delaware.oh.us/image_slider/byxbe-campus-project-2022/
Lebanon, PA
Lebanon Co.
United States 		SR 241 (Colebrook Rd.) / Rocherty Rd.
(40.30208, -76.44978) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://lebtown.com/2021/10/11/3-4-million-roundabout-project-to-open-this-week-on-colebrook-road/
Berthoud, CO
Larimer Co.
United States 		1st St. / Mountain Ave. / CR 8-CR 56
(40.30540, -105.07433) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.6997 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
(unincorporated), CA
Plumas Co.
United States 		SR 36 / CR A13
(40.30580, -121.14170) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2024 South leg disconnected from existing TWSC intersection and shifted about 250 feet east along SR 36 to make two T-intersections. Roundabout designed for OSOW vehicles along SR 36. https://www.facebook.com/story.php?story_fbid=122177854508225216&id=61556756493806&_rdr
Berthoud, CO
Weld Co.
United States 		CO 56 / I-25 NB Ramps
(40.30632, -104.97848) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2021 https://www.codot.gov/news/2021/november-2021/co56-i25-reopens-early
Berthoud, CO
Weld Co.
United States 		CO 56 / I-25 SB Ramps
(40.30636, -104.98169) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2021 https://www.codot.gov/news/2021/november-2021/co56-i25-reopens-early
Eagle Mountain, UT
Utah Co.
United States 		E Eagle Mountain Blvd. / N Sweetwater Rd.
(40.30679, -112.01476) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
62.4840 		Other (At-Grade)
Single-Lane 		1995 Year Completed estimated (1993-1997).
Pennington, NJ
Mercer Co.
United States 		Rte. 31 / Blackwell Rd. / Pennington Rd. / Washington Crossing Pennington Rd.
(40.30818, -74.78666) 		Rotary
Existing 		Other
Unknown 		5 Approaches
0 Driveways
216.4080 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		Circulating traffic yields to entering traffic on northwest and south legs. ICD = 710 ft x 360 ft.
Long Branch, NJ
Monmouth Co.
United States 		Cooper Ave. / Grant St.
(40.30872, -73.97920) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
(unincorporated), OH
Delaware Co.
United States 		SR 61 / SR 656 / Wilson Rd.
(40.31070, -82.84644) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2021 Peanut shaped. https://www.nbc4i.com/news/local-news/delaware-county/peanut-shaped-roundabout-to-open-monday-in-delaware-county/
Colts Neck Township, NJ
Monmouth Co.
United States 		Crine Rd. / Heulitt Rd. / Dutch Lane Rd.
(40.31080, -74.20457) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.3580 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Bridgeville, PA
Washington Co.
United States 		Morganza Rd. / Morgan Rd. / Baker Rd.
(40.31090, -80.14808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020
Princeton Junction, NJ
Mercer Co.
United States 		Post Rd. / Alexander Rd.
(40.31186, -74.62854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.1429 		Other (At-Grade)
Single-Lane 		2009 Previously controlled by one-way stop 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.
West Windsor Township, NJ
Mercer Co.
United States 		Bear Brook Rd. / Old Bear Brook Rd. / (apartment access)
(40.31392, -74.63549) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1420 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Saratoga Springs, UT
Utah Co.
United States 		Stillwater Dr. / Ivy Ln. / Wildflower Dr.
(40.31439, -111.89591) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5884 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
South Park Township, PA
Allegheny Co.
United States 		Corrigan Dr. / E Park Dr.
(40.31949, -80.00836) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
Shermans Dale, PA
Perry Co.
United States 		SR 34-SR 850 (Spring Rd.) / SR 34 (Spring Rd.) / SR 850 (Valley Rd.) / Pisgah State Rd.
(40.31955, -77.16513) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2021
Harrisburg, PA
Dauphin Co.
United States 		Baumgardner Dr. / Hanoverdale Dr. / Brynfield Way / Quiggly Cir.
(40.32675, -76.71677) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Linglestown, PA
Dauphin Co.
United States 		Buckley Dr. / Bradford Blvd.
(40.32760, -76.75391) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Linglestown, PA
Dauphin Co.
United States 		Aynlee Way / Willage Way
(40.32784, -76.72308) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking along circulatory roadway.
Lindon, UT
Utah Co.
United States 		400 South / 600 West (Lindon Park Circle)
(40.33034, -111.73140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.6873 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
Middletown, NJ
Monmouth Co.
United States 		Newman Springs Rd. (CR 520) / College Dr.
(40.33204, -74.13175) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.7760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Entrance to Brookdale Community College and Lincroft Bible Church. Expected opening August 2007. ICD estimated from Google Maps linework.
Berthoud, CO
Larimer Co.
United States 		N Berthoud Pkwy. / Grand Market Ave. / Urban Pl.
(40.33801, -105.09346) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6078 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Faculty Rd. / Elm Dr.
(40.33888, -74.65523) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.2209 		Other (At-Grade)
Single-Lane 		2001 This roundabout is on University owned roads open to the public. There is a second roundabout similar in dimensions upstream on Elm Drive. Close to an at-grade rail crossing. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Pittsburgh, PA
Allegheny Co.
United States 		Devonwood Dr. / Blairmont Dr.
(40.33979, -80.06741) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Princeton, NJ
Mercer Co.
United States 		Elm Dr. / South Dr.
(40.34078, -74.65595) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
1 Driveways
29.1305 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1997-2002). ICD estimated from Google Maps linework.
Lingelstown, PA
Dauphin Co.
United States 		Lingelstown Rd. / Blue Mountain Pkwy.
(40.34253, -76.79711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5782 		Other (At-Grade)
Single-Lane 		2011 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Alexander St. / University Pl.
(40.34305, -74.66085) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.0398 		Other (At-Grade)
Single-Lane 		2014 Bike sharrows and parking cutouts on one leg. ICD estimated from Google Maps linework.
Lingelstown, PA
Dauphin Co.
United States 		Lingelstown Rd. / N. Mountain Rd.
(40.34341, -76.79206) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.9367 		Other (At-Grade)
Single-Lane 		2011 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Upper St Clair, PA
Allegheny Co.
United States 		McLaughlin Run Rd. / McMillan Rd. / Lesnett Rd.
(40.34497, -80.08221) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.wtae.com/article/upper-st-clair-mclaughlin-run-road-roundabout/40981732#
Princeton, NJ
Mercer Co.
United States 		Rosedale Rd. / General Johnson Dr.
(40.34571, -74.68801) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 https://planetprinceton.com/2022/08/25/rosedale-road-roundabout-project-now-complete/
Berthoud, CO
Larimer Co.
United States 		N Berthoud Pkwy. / Woodcock St.
(40.34689, -105.09527) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.4098 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Fourth approach stubbed. Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Eagle Mountain, UT
Utah Co.
United States 		E Golden Eagle Rd. / N Kiowa Pkwy.
(40.35008, -111.96673) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Lafayette, IN
Tippecanoe Co.
United States 		Mondavi Blvd. / Silverado Dr.
(40.35017, -86.85804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005
De Graff, OH
Logan Co.
United States 		SR 47 / SR 235
(40.35117, -83.90907) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2022
Harrisburg, PA
Dauphin Co.
United States 		Country View Dr.
(40.35270, -76.74997) 		Other
Existing 		Unknown
Unknown 		2 Approaches
6 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
American Fork, UT
Utah Co.
United States 		W Grove Pkwy. / W Granite Way
(40.35335, -111.76878) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Pittsburgh, PA
Allegheny Co.
United States 		Queensberry Cir. / Woodridge Cir. / Allenberry Cir. / Thornberry Cir.
(40.35372, -80.04030) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Pittsburgh, PA
Allegheny Co.
United States 		Allenberry Cir. / Allenberry Cir.
(40.35407, -80.03867) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Eagle Mountain, UT
Utah Co.
United States 		Silver Lake Pkwy. / N Woodhaven Blvd. / Campbell Cir.
(40.35407, -111.94863) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Lower Paxton, PA
Dauphin Co.
United States 		Royal Terrace Dr. / View Crest Dr. / Rock Ridge Ave.
(40.35463, -76.75035) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on northwest, northeast, or southeast legs.
Lafayette, IN
Tippecanoe Co.
United States 		E 430 S / S 150 E / S 18th St.
(40.35570, -86.87599) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.6860 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Eagle Mountain, UT
Utah Co.
United States 		Silver Lake Pkwy. / Silver Creek Way / N Ansley Ln.
(40.35653, -111.95246) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Baku, Baku
Baku
Azerbaijan 		Mikaila Mushfiga ulitsa / (unnamed street)
(40.35659, 49.81052) 		Other
Existing 		Other
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Circulatory roadway yields to entry.
Pleasant Grove, UT
Utah Co.
United States 		S 1300 W / S Doterra Dr. / W 550 S
(40.35779, -111.75992) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2020).
Pleasant Grove, UT
Utah Co.
United States 		S Doterra Dr. / (parking)
(40.35787, -111.75869) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2013-2015).
Benjamin Crossing, IN
Tippecanoe Co.
United States 		Chilton Dr.
(40.35858, -86.85344) 		Other
Existing 		Unknown
Unknown 		2 Approaches
3 Driveways
0.0000 		Other (At-Grade)
Unknown
Eagle Mountain, UT
Utah Co.
United States 		Ruby Valley Dr. / White Ash Dr.
(40.35960, -111.98924) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on east and west legs.
Saratoga Springs, UT
Utah Co.
United States 		Pony Express Pkwy. / Riverside Dr.
(40.36205, -111.91116) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2016 Constructed initially as single-lane roundabout with stubbed east and west legs. Expanded to 2x1 multilane in 2022 with connection of east and west legs. Year Completed estimated (2015-2016).
Loveland, CO
Larimer Co.
United States 		E CR 16 / I-25 SB Ramps / CR 5 (I-25 Frontage Road)
(40.36357, -104.98666) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.codot.gov/news/2023/april/90-day-temporary-closures-lcr16-at-i25-starting-april-12
American Fork, UT
Utah Co.
United States 		N 4850 W / 620 S
(40.36393, -111.77437) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 Interim configuration with north, south, and west legs only. Right-turn-only lane on west leg and striped out receiving lane in circulatory roadway. Two circulating lanes on north leg in interim configuration. Year Completed estimated (2021-2022).
Eagle Mountain, UT
Utah Co.
United States 		E Rock Creek Rd. / Clear Rock Rd.
(40.36416, -111.97453) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Eagle Mountain, UT
Utah Co.
United States 		N Ridge Loop W / E Ridge Route Rd. / N Cedar Springs Rd. / Quarter Mile Dr.
(40.36434, -111.97944) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Steubenville, OH
Jefferson Co.
United States 		Lovers Ln. / Fort Steuben Dr.
(40.36706, -80.67710) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
26.3892 		Other (At-Grade)
Single-Lane 		2017 First roundabout in Eastern Ohio and ODOT District 11. ICD estimated from Google Maps linework.