Roundabouts Database

30742 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
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Helgafellsvegur
(64.16799, -21.68386) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.4797 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Reykjavegur
(64.16546, -21.69327) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.5253 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Reykjavegur / Jonsteigur
(64.16361, -21.68868) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.3525 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Þverholt / Haholt
(64.16655, -21.69572) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.7058 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Langitangi
(64.16486, -21.70640) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
48.9240 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Baugshilo / Skarholabraut
(64.15877, -21.72472) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.0583 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Korpuifsstadavegur
(64.15355, -21.73750) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.0680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Rte 1 / Blikastadavegur
(64.13897, -21.75835) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
49.4906 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Vikurvegur / Rte 1 Ramps
(64.13426, -21.76538) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
42.7255 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Lambhagavegur / Blikastaðavegur
(64.13884, -21.75433) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
29.6945 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mímisbrunnur / Ulfarsbraut
(64.13442, -21.74713) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.4047 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mimisbrunnur / Gefjunabrunnur
(64.13518, -21.74463) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.9251 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Grafarholtsbegur / Vinlandsleið
(64.12549, -21.77549) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.0783 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Storhofoi / Grafarnoltsvegur
(64.12770, -21.77774) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.3123 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Srothofoi / Rte 49 Offramp
(64.12625, -21.78314) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.9623 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Bildshofoi / Saevarhofoi
(64.12464, -21.84049) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.1885 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Baejarhals / Halsabraut
(64.11885, -21.79844) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.1092 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Baejarhals / Tunguhals
(64.11722, -21.78862) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.0254 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Baejarhals / Sudurlandsvegur Ramps
(64.11401, -21.78316) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.2352 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Hadegismoar / Sudurlandsvegur Ramps
(64.11384, -21.77687) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.2427 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Rte 1 / Rte 413
(64.10478, -21.77439) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.3356 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Rte 1 / Nordlingavad / Vegbrekkur
(64.10164, -21.75941) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.9056 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Kópavogsbær, Höfuðborgarsvæðið

Iceland 		Arnarnesvegur / Rte 41 Ramps
(64.09517, -21.88820) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
89.2236 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mimisbrunnur / Iounnarbrunnar
(64.13592, -21.74221) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.4035 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mimisbrunnur / Skyggnisbraut
(64.13682, -21.73933) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
33.3436 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Skyggnisbraut / Urdarbrunnur
(64.13578, -21.73416) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Reykjavik, Höfuðborgarsvæðið

Iceland 		Vikurvegur / Fossaleynir
(64.14600, -21.77369) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
16.6663 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Vikurvegur / Mosavegur / Strandvegur / Korpullsstadavegur
(64.15118, -21.77156) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.4093 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Borgavegur / Soleyjarimi
(64.15041, -21.79498) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.4932 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Borgavegur / Spongin
(64.14953, -21.78816) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
33.8491 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Spongin parking lot
(64.15008, -21.78784) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
33.3277 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Borgavegur / Langirimi
(64.14737, -21.78501) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.5190 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Hallsvegur / Langirimi
(64.14056, -21.79653) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.1717 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Hallsvegur / Fjallkonuvegur
(64.13983, -21.78927) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.2981 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hamatonbetsu Town, Hokkaido
Esashi
Japan 		Rte 275 / Rte 84
(45.12453, 142.36011) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.0000 		Other (At-Grade)
Single-Lane 		2020 This is the second roundabout in northern Japan.
Kaminokuni, Hokkaido
Hiyama
Japan 		Rte 228 / Rte 5
(41.80526, 140.12339) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2019 This is the first roundabout in north Japan.
Kitahiroshima City, Hokkaido

Japan 		Nishinosato
(42.99590, 141.51999) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2023 https://www.sorachi.pref.hokkaido.lg.jp/kk/skk/flink/133492.html
Kushiro City, Hokkaido

Japan 		National Rte. 391 / Pref Rte. 25 / Pref Rte. 113 / lrifunerinko dori Ave.
(42.98003, 144.38584) 		Other
Existing 		One-Way/Two-Way Stop
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Circulating traffic yields to entering traffic.
Ciudad de Holguín, Holguín
Holguín
Cuba 		Avenida XX Aniversario / (unknown)
(20.89262, -76.24193) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Gomel City Council, Homel
Gomel'
Belarus 		E271-M5 / praspiekt Kasmanaŭtaŭ / Mahilioŭskaja St.
(52.46411, 30.94644) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Bergen, Hordaland
Bergen
Norway 		E39 (Hardangervegen) / Fv582 (Troldhaugvegen) / E39-Fv580 (Fritz C. Riebers veg) Ramps
(60.32502, 5.33752) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Bergen, Hordaland
Bergen
Norway 		Hesthaugvegen / (parking) / (parking)
(60.46353, 5.31759) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Bergen, Hordaland
Bergen
Norway 		Fv540 (Fyllingsdalsveien - Hjalmar Brantings Vei) / Krokatjønnveien / Sælenveien
(60.34831, 5.28189) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Bergen, Hordaland
Bergen
Norway 		Tertnesveien / Åsamyrane / E16-E39 (Åsaneveien) Ramps
(60.45581, 5.31902) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Bergen, Hordaland
Bergen
Norway 		Michael Krohns gate / Solheimsgaten
(60.37619, 5.33719) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Bergen, Hordaland
Bergen
Norway 		Nygårdsgaten / Solheimsgaten / Møllendalsveien / E39 Ramps
(60.37933, 5.33486) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Hradec Králové, Hradec Králové
Hradec Králové
Czechia 		třída Edvarda Beneše / Palachova / Štefánikova
(50.19044, 15.84140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Elliptical shaped.
Lida, Hrodna
Lidskiy rayon
Belarus 		E85 / R89 / M11 / Varshavskaya
(53.87640, 25.27277) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Grodno City Council, Hrodna
Grodno
Belarus 		vulica Maksima Horkaha / vulica Dubko / buĺvar Lieninskaha Kamsamolu
(53.69947, 23.81940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Grodno City Council, Hrodna
Grodno
Belarus 		Magistral'naya / Rumlevskiy prospekt / Kasmanautau praspiekt / Kosmonavtov prospekt
(53.67424, 23.86118) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Kozina, Hrpelje-Kozina

Slovenia 		SR 409 / A1 Ramps / Obvozna cesta
(45.61047, 13.93613) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Kozina, Hrpelje-Kozina

Slovenia 		E61-SR 7 (Bazoviška cesta) / Obvozna cesta
(45.60892, 13.93200) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Deva, Hunedoara

Romania 		Piața Arras [Bulevardul 22 Decembrie / Bulevardul Decebal / Strada Ciprian Porumbescu / Strada Duiliu Zamfirescu]
(45.87365, 22.90861) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Kobe, Hyogo Pref.

Japan 		Minatojima-minamimachi 6chome
(34.65781, 135.22191) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		On Port Island.
Kobe, Hyogo Pref.

Japan 		Karatodai 2 chome
(34.79043, 135.21372) 		Other
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Council Bluffs, IA
Pottawattamie Co.
United States 		Greenview Rd. / Eastern Hills Dr. / State Orchard Rd.
(41.23982, -95.78866) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.wowt.com/video/2020/10/01/eastern-hills-drive-project-finally-finished-council-bluffs-pm/
Cedar Rapids, IA
Linn Co.
United States 		Williams Blvd. / Dean Rd.
(41.94231, -91.74776) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2020 Year Completed estimated (2019-2020). https://www.kcrg.com/2020/09/18/cedar-rapids-woman-faces-traffic-charges-after-overturning-her-van-on-williams-boulevard/
Dyersville, IA
Delaware Co.
United States 		CR X49 (332nd Ave.) / W 1st Ave. / 210th St.
(42.48441, -91.14450) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.dyersvillecommercial.com/news/new-roundabout-officially-open/image_90cf973c-23eb-59eb-9a68-62a9bf4de883.html
Iowa City, IA
Johnson Co.
United States 		Sycamore St. / Lehman Ave.
(41.62058, -91.51211) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016).
Cedar Rapids, IA
Linn Co.
United States 		Stoney Point Rd. NW / E Ave. NW
(41.97858, -91.75502) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019 https://kwwl.com/2019/08/16/stoney-point-rd-reopens-after-months-welcoming-cedar-rapids-4th-roundabout/
Muscatine, IA
Muscatine Co.
United States 		Mulberry Ave. / 2nd St.
(41.42371, -91.04141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.youtube.com/watch?v=nyJfLuvBF_A
Holy Cross, IA
Dubuque Co.
United States 		US 52 / Holy Cross Rd.
(42.59513, -90.98652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 https://www.dyersvillecommercial.com/news/roundabout-completed-outside-of-holy-cross/image_abf4ba03-bd15-5801-928e-39c6e5ff2bfb.html
Johnston, IA
Polk Co.
United States 		NW 70th Ave. / Peckham St.
(41.68821, -93.74458) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Year Completed estimated (2018-2019).
North Liberty, IA
Johnson Co.
United States 		St. Andrews Dr. / Alexander Way
(41.73776, -91.62789) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2020
North Liberty, IA
Johnson Co.
United States 		Kansas Ave. / St. Andrews Dr.
(41.73785, -91.63707) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2019
Tiffin, IA
Johnson Co.
United States 		E Marengo Rd. (US 6) / Park Rd.
(41.70604, -91.64711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Single-Lane 		2019 Designed for expansion to two-lane roundabout. Year Completed estimated (2019-2020).
Coralville, IA
Johnson Co.
United States 		E 9th St. / E 2nd Ave.
(41.68169, -91.56306) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.coralville.org/887/E-9th-Street
Dubuque, IA
Dubuque Co.
United States 		US 52 (SW Arterial - Seippel Rd.) / Chesterfield Dr. / US 20 EB ramps
(42.47403, -90.75987) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2020 https://www.telegraphherald.com/news/tri-state/article_25dde05e-920f-5330-8d6f-356d16812f2d.html
Cedar Rapids, IA
Linn Co.
United States 		Kirkwood Blvd SW. / S School Access Rd.
(41.89988, -91.65658) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6698 		Other (At-Grade)
Single-Lane 		2017 http://www.cedar-rapids.org/local_government/departments_g_-_v/public_works/kirkwood_blvd_sw.php ICD estimated from Google Maps linework.
North Liberty, IA
Johnson Co.
United States 		North Liberty Rd. NE / Dubuque St. NE
(41.73359, -91.57568) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7807 		Other (At-Grade)
Single-Lane 		2016 https://northlibertyiowa.org/2016/09/26/trail-closure-on-dubuque-street-trail-roundabout-nearing-completion/# ICD estimated from Google Maps linework.
Burlington, IA
Des Moines Co.
United States 		West Ave. / W Burlington Ave.
(40.80061, -91.15269) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.0678 		Other (At-Grade)
Single-Lane 		2017 Merging right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Davenport, IA
Scott Co.
United States 		Jersey Ridge Rd. / E 67th St. (Veterans Memorial Pkwy.)
(41.58937, -90.53928) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.3036 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Dubuque, IA
Dubuque Co.
United States 		N Grandview Ave. / University Ave.
(42.49832, -90.68817) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.9396 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Dubuque, IA
Dubuque Co.
United States 		N Grandview Ave. / Delhi St. / Grace St.
(42.49682, -90.68791) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
20.2537 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Marion, IA
Linn Co.
United States 		7th Ave. / 7th St.
(42.03326, -91.60272) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.0322 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Marion, IA
Linn Co.
United States 		7th Ave. / (future road) / (future road)
(42.03286, -91.58364) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.3550 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 Elliptical shape. ICD estimated from Google Maps linework.
Marion, IA
Linn Co.
United States 		29th Ave. / 35th St.
(42.05043, -91.57448) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
22.1714 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Cedar Rapids, IA
Linn Co.
United States 		Tower Rd. SW / Training Rd.
(41.91459, -91.65437) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.7725 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Cedar Falls, IA
Black Hawk Co.
United States 		University Ave. / Greenhill Rd.
(42.50253, -92.47488) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.9817 		Other (At-Grade)
Single-Lane 		2017 http://www.cedarfalls.com/CivicAlerts.aspx?AID=922&ARC=2213 ICD estimated from Google Maps linework.
Cedar Falls, IA
Black Hawk Co.
United States 		Prairie Pkwy. / Prairie View Rd.
(42.49038, -92.43412) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7219 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2011-2015). Fist completed only with north and south legs, then east and west legs added 2015-2016. ICD estimated from Google Maps linework.
Fort Dodge, IA
Webster Co.
United States 		1st Ave. S / 2nd Ave. S / 6th St.
(42.50361, -94.18974) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.7420 		Other (At-Grade)
Single-Lane 		2015 https://www.messengernews.net/progress-2017/progress-2017-business/2017/02/crosstown-connector-completed/ ICD estimated from Google Maps linework.
Fort Dodge, IA
Webster Co.
United States 		1st Ave. S / S 12th St.
(42.50480, -94.18270) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.5340 		Other (At-Grade)
Single-Lane 		2016 https://www.messengernews.net/progress-2017/progress-2017-business/2017/02/crosstown-connector-completed/ ICD estimated from Google Maps linework.
Pleasant Hill, IA
Polk Co.
United States 		NE Rising Sun Dr. / NE 70 St.
(41.59524, -93.46732) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.8341 		Other (At-Grade)
Single-Lane 		2019 https://www.pleasanthilliowa.org/projects ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		Adventureland Dr. / 34th Ave. SW
(41.65855, -93.50315) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2615 		Other (At-Grade)
Unknown 		2018 ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		NW Tallgrass Pkwy. / Prairie Fire NW
(41.65368, -93.50710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3407 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Ames, IA
Story Co.
United States 		University Blvd. / Airport Rd. / Oakwood Rd.
(41.99735, -93.63922) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.3798 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 Free-flow right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Ames, IA
Story Co.
United States 		University Blvd. (530th Ave.) / Cottonwood Rd.
(41.99366, -93.63921) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
37.2812 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Ames, IA
Story Co.
United States 		University Blvd. (530th Ave.) / Collaboration Pl.
(41.99049, -93.63918) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.3954 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Cedar Rapids, IA
Linn Co.
United States 		Johnson Ave. NW / Wiley Blvd. NW
(41.97123, -91.72580) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
22.1990 		Other (At-Grade)
Single-Lane 		2018 http://www.cedar-rapids.org/local_government/departments_g_-_v/public_works/johnson_avenue_nw.php ICD estimated from Google Maps linework.
Grimes, IA
Polk Co.
United States 		NE Beaverbrooke Blvd. / NE Heritage Dr.
(41.70101, -93.78190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.0699 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Grimes, IA
Polk Co.
United States 		NE Beaverbrooke Blvd. / NE Park Dr. / NE Park St.
(41.70201, -93.78755) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.0184 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA
Polk Co.
United States 		NW 70th Ave. / NW 107th St. (NE Edgewood Dr.)
(41.68834, -93.76342) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.2433 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Johnston, IA
Polk Co.
United States 		NW 70th Ave. / NW 100th St.
(41.68834, -93.75589) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.8109 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA
Polk Co.
United States 		NW 100 St. / NW 68th Ave.
(41.68333, -93.75594) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5705 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA
Polk Co.
United States 		NW 100th St. / Ashton Dr.
(41.67978, -93.75594) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5725 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Johnston, IA
Polk Co.
United States 		NW 100th St. / Newport Vista Dr.
(41.67795, -93.75591) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.6815 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Marion, IA
Linn Co.
United States 		6th Ave. / 15th St.
(42.03243, -91.59397) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2019).
Muscatine, IA
Muscatine Co.
United States 		Cedar St. / Logan St.
(41.43575, -91.06473) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.7570 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Ottumwa, IA
Wapello Co.
United States 		Wapello St. / Albia Rd. / N Ferry St.
(41.00821, -92.43239) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.9516 		Other (At-Grade)
Unknown 		2019 https://www.facebook.com/cityofottumwa/posts/10157576935583243?comment_id=10157577136173243&comment_tracking=%7B"tn"%3A"R"%7D ICD estimated from Google Maps linework.
Ottumwa, IA
Wapello Co.
United States 		N Ferry St. / Richmond Ave.
(41.00736, -92.43270) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8280 		Other (At-Grade)
Unknown 		2018 Opened summer 2018. https://www.google.com/maps/d/viewer?mid=12miH60MU576dGTib4lVgSXtLX2U&hl=en&gl=us&ie=UTF8&oe=UTF8&msa=0&ll=41.0083054%2C-92.43248460000001&z=17 ICD estimated from Google Maps linework.