City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Holmen,
WI La Crosse Co. United States |
McHugh Rd. / Briggs Rd. (43.97023, -91.28046) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.wxow.com/news/holmen-roundabout-construction-complete/article_3c823e00-36e1-11ee-8b3f-5b98b9378dcb.html |
Lafayette,
WI Chippewa Co. United States |
CTH X / CR J (44.92409, -91.32223) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.8254 |
Other (At-Grade) Single-Lane |
2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. |
Chippewa Falls,
WI Chippewa Co. United States |
Parkland Dr. / Wissota Green Blvd. (44.95308, -91.35039) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.7371 |
Other (At-Grade) Single-Lane |
2006 | Functional Class: Local ICD estimated from Google Maps linework. |
Chippewa Falls,
WI Chippewa Co. United States |
Parkland Dr. / Cottage Ln. (44.95369, -91.35110) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 22.8600 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Earth. |
Chippewa Falls,
WI Chippewa Co. United States |
STH 178 / CTH S (44.96615, -91.36333) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1807 |
Other (At-Grade) Single-Lane |
2009 | Right turn bypass lanes on two corners. Opened October 2009. ICD estimated from Google Maps linework. |
West Branch,
IA Cedar Co. United States |
W Main St / Herbert Hoover Hwy / Johnson Cedar Rd. NE (41.67115, -91.36629) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2023 | On boundary between Cedar County and Johnson County and on western city limit of West Branch, IA. South leg is gravel road. https://www.anderson-bogert.com/projects/herbert-hoover-highway-and-johnson-cedar-road-roundabout/ |
Chippewa Falls,
WI Chippewa Co. United States |
Chippewa Crossing Blvd. / Alexander St. (44.92215, -91.37238) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.3572 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | ICD estimated from Google Maps linework. |
Chippewa Falls,
WI Chippewa Co. United States |
STH 124 / STH 29 (44.92093, -91.38065) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.9694 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Right-turn bypass lanes on all three legs. ICD estimated from Google Maps linework. |
Chippewa Falls,
WI Chippewa Co. United States |
STH 124 / CTH S (44.96735, -91.38851) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.7849 |
Other (At-Grade) Single-Lane |
2005 | Opened October 2005. ICD estimated from Google Maps linework. |
Chippewa Falls,
WI Chippewa Co. United States |
STH 124 / BUS 29 (44.93498, -91.39065) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.5100 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Opened October 2009. ICD estimated from Google Maps linework. |
Chippewa Falls,
WI Chippewa Co. United States |
CTH S / CTH Q (44.96605, -91.40759) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | https://www.youtube.com/watch?v=1HzMVyhNqWY |
Altoona,
WI Eau Claire Co. United States |
Baumbach Way / Hong St. (44.79151, -91.41359) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2021 | |
Eau Claire,
WI Eau Claire Co. United States |
STH 53 / Old Town Hall Rd. / Scully Rd. (44.76384, -91.41872) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.4875 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Opened October 2008. ICD estimated from Google Maps linework. |
Mount Vernon,
IA Linn Co. United States |
US-30 SE / IA-1(1st Ave S) (41.91563, -91.42243) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 186.6343 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | ICD estimated from Google Maps linework. |
Mount Vernon,
IA Linn Co. United States |
US-30 E / 10th Ave S (41.91643, -91.42947) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 40.8813 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Iowa City,
IA Johnson Co. United States |
Herbert Hoover Hwy. NE / I-80 WB Ramps (41.67198, -91.44380) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | Previous intersection was entrance ramp only. https://www.news.iowadot.gov/newsandinfo/2022/06/eastbound-i-80-ramps-at-herbert-hoover-highwayjohnson-county-road-f-44-exit-249-in-johnson-county-to.html |
Hannibal,
MO Marion Co. United States |
Shinn Ln. / Hospital Dr. (39.71048, -91.44390) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 161.7046 |
Other (At-Grade) Single-Lane |
2018 | https://www.whig.com/20180527/hannibals-shinn-lane-to-close-tuesday-for-roundabout-work ICD estimated from Google Maps linework. |
Iowa City,
IA Johnson Co. United States |
Herbert Hoover Hwy. SE / I-80 EB Ramps (41.67099, -91.44629) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | Previous intersection was exit ramp only. https://www.news.iowadot.gov/newsandinfo/2022/06/eastbound-i-80-ramps-at-herbert-hoover-highwayjohnson-county-road-f-44-exit-249-in-johnson-county-to.html |
Eau Claire,
WI Eau Claire Co. United States |
CR Q (North Crossing-Olson Dr.) / Black Ave. / Princeton Crossing (44.83396, -91.44714) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.2768 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | ICD estimated from Google Maps linework. |
New Florence,
MO Montgomery Co. United States |
MO 19 / Tree Farm Rd. / I-70 EB Ramps (38.89821, -91.45624) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.modot.org/node/35298 |
Altoona,
WI Eau Claire Co. United States |
Blue Stem Blvd. / Front Porch Pl. (44.82143, -91.45639) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.8858 |
Other (At-Grade) Single-Lane |
2016 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.820497288186075%2C-91.45543828018646&z=16. ICD estimated from Google Maps linework. |
New Florence,
MO Montgomery Co. United States |
MO 19 / Booneslick Rd. / I-70 WB Ramps (38.90090, -91.45707) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.modot.org/node/35298 Combined freeway interchange with at-grade intersection. Previously, the interchange was stop controlled and the intersection had traffic lights. |
Altoona,
WI Eau Claire Co. United States |
Meadowlark Ln. / Front Porch Pl. (44.82051, -91.46056) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1222 |
Other (At-Grade) Single-Lane |
2016 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.82028420322557%2C-91.46035208710174&z=16. ICD estimated from Google Maps linework. |
Eau Claire,
WI Eau Claire Co. United States |
Golf Rd. / Rudolph Rd. (44.77115, -91.47843) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.4590 |
Other (At-Grade) Single-Lane |
2007 | Opened September 2007. ICD estimated from Google Maps linework. |
Iowa City,
IA Johnson Co. United States |
American Legion Rd. / S Scott Blvd. / Muscatine Ave. (41.64977, -91.48288) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.facebook.com/CityofIowaCity/posts/228146692693035 |
Eau Claire,
WI Eau Claire Co. United States |
State St. / E Lexington Blvd. (44.79197, -91.49592) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 39.6240 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2019 | Merging right-turn bypass lane on east leg. W Lexington Blvd meets State St just south of the roundabout and is controlled by a stop sign. https://www.eauclairewi.gov/our-city/construction-projects/future-projects/state-street |
Eau Claire,
WI Eau Claire Co. United States |
State St. / MacArthur Ave. (44.78927, -91.49616) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | https://www.eauclairewi.gov/our-city/construction-projects/future-projects/state-street |
Eau Claire,
WI Eau Claire Co. United States |
State St. / Hamiton Ave. (44.78565, -91.49619) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Opened October 25, 2019. https://www.eauclairewi.gov/our-city/construction-projects/future-projects/state-street |
Eau Claire,
WI Eau Claire Co. United States |
N Oxford Ave. / Platt St. (44.81844, -91.50956) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2021 | https://www.leadertelegram.com/news/local/working-on-a-roundabout/article_12847177-9b6d-5af1-b66e-a448bf25543c.html |
Iowa City,
IA Johnson Co. United States |
Sycamore St. SE / McCollister Blvd. (41.62554, -91.51193) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2014-2016). Initially constructed with north and south legs, plus driveway to east. West leg added 2017-2019. |
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). |
Eau Claire,
WI Eau Claire Co. United States |
Hendrickson Dr. / Heights Dr. / University Dr. / Frontage Rd. (44.79457, -91.51466) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.6819 |
Other (At-Grade) Single-Lane |
2005 | Opened August 2005. ICD estimated from Google Maps linework. |
Iowa City,
IA Johnson Co. United States |
Grand Ave. / S. Grand Ave. (41.65855, -91.54559) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.2000 |
Other (At-Grade) Single-Lane |
2007 | On University of Iowa school campus. Functional Class: Local ICD estimated from Google Maps linework. |
Eau Claire,
WI Eau Claire Co. United States |
Sherwood Blvd. / Rosewood Ln. (44.81739, -91.55963) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.8050 |
Other (At-Grade) Single-Lane |
2007 | Opened September 2007. ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
E. 9th St. / Quarry Rd. (41.68176, -91.55988) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5714 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Opened August 15, 2006. ICD estimated from Google Maps linework. |
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 |
Coralville,
IA Johnson Co. United States |
E 7th St. / E 2nd Ave. (41.67892, -91.56378) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.7092 |
Other (At-Grade) Single-Lane |
2019 | Opened to traffic August 2019. East leg will re-open October 2019; north leg open to traffic summer 2020. ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
1st Ave. / Holiday Rd. (41.69276, -91.56655) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.8896 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Opened September 1, 2002. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
(unknown) / (unknown) (41.72647, -91.56882) |
Unknown Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | |
Coralville,
IA Johnson Co. United States |
N Liberty Rd. NE / Forevergreen Rd. (41.72584, -91.57089) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.johnsoncountyiowa.gov/news/secondary-roads/2022-04-21/construction-north-liberty-and-forevergreen-roads-roundabout-begins |
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. |
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. |
Marion,
IA Linn Co. United States |
35th St. / Tower Terrace Rd. (42.06130, -91.57655) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.9213 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | Fourth leg is stubbed for future expansion. ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
12th Av. / Holiday Rd. (41.69491, -91.58287) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.4032 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2015 | Year Completed estimated (2014-2016). 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 |
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). |
Coralville,
IA Johnson Co. United States |
12th Ave. / Forevergreen Rd. (41.72284, -91.59520) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.9823 |
Other (At-Grade) Single-Lane |
2005 | http://www.coralville.org/mod/press/documents/12th%20Ave%2011-18-05.pdf. Opened November 16, 2005. ICD estimated from Google Maps linework. |
Iowa City,
IA Johnson Co. United States |
Kennedy Pkwy. / Meadowlark Dr. (41.66899, -91.59541) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.5492 |
Other (At-Grade) Single-Lane |
2006 | In new residential development. Functional Class: Local ICD estimated from Google Maps linework. |
North Liberty,
IA Johnson Co. United States |
N Front St. / N Bend Dr. (41.75695, -91.59798) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2199 |
Other (At-Grade) Single-Lane |
2019 | Completed September 2019. The adjacent dead-end road to the west has been extended up to connect with Front Street at a 90-degree angle across from the existing commercial entrance drive on the east side of Front Street. In the NW quadrant of the roundabout, the farm field site has been redeveloped as a new elementary school. ICD estimated from Google Maps linework. |
North Liberty,
IA Johnson Co. United States |
N Front St. / Penn St. (41.75206, -91.59801) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 2 Driveways 32.0763 |
Other (At-Grade) Single-Lane |
2019 | Completed Fall 2019. ICD estimated from Google Maps linework. |
Marion,
IA Linn Co. United States |
10th St. / 10th Ave. / Central Ave. (42.03629, -91.59934) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | https://www.cityofmarion.org/Home/Components/News/News/6547/ |
Coralville,
IA Johnson Co. United States |
Ridgeway Dr / University Ct (41.71577, -91.59998) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5520 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
University Ct / University Pkwy (41.71383, -91.60093) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 36.5531 |
Other (At-Grade) Single-Lane |
2013 | 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. |
Coralville,
IA Johnson Co. United States |
Holiday Rd. / Corridor Way (41.69709, -91.60332) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.3202 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
Heartland Dr. / Russell Dr. (41.70007, -91.61160) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.9113 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
Oakdale Blvd. / Jones Blvd. (41.70758, -91.61387) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.4483 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2014-2016). ICD estimated from Google Maps linework. |
Coralville,
IA Johnson Co. United States |
Commerce Dr. / Commercial Park (41.69560, -91.61393) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.2389 |
Other (At-Grade) Single-Lane |
2014 | ICD estimated from Google Maps linework. |
Marion,
IA Linn Co. United States |
Alburnett Rd / Tower Terrace (42.05859, -91.61401) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.9034 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | ICD estimated from Google Maps linework. |
Winona,
MN Winona Co. United States |
CSAH 17 / CSAH 15 (44.02020, -91.61581) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.2123 |
Other (At-Grade) Single-Lane |
2012 | Right-turn bypass lanes on west and east legs. ICD estimated from Google Maps linework. |
Marion,
IA Linn Co. United States |
County Home Rd. / Alburnett Rd. (42.09450, -91.61904) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2020). |
Winona,
MN Winona Co. United States |
STH 43 (Mankato Ave. - E Sarnia St.) / Mankato Ave. (44.03717, -91.62173) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2022 | https://www.dot.state.mn.us/d6/projects/hwy43/index.html |
Winona,
MN Winona Co. United States |
STH 43 (Mankato Ave.) / Frontenac Dr. / Parks Ave. (44.03525, -91.62177) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2022 | https://www.dot.state.mn.us/d6/projects/hwy43/index.html |
Winona,
MN Winona Co. United States |
STH 43 (Mankato Ave.) / Riverbend Rd. (44.03299, -91.62216) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2022 | Entrance to Winona Health hospital. https://www.dot.state.mn.us/d6/projects/hwy43/index.html |
Winona,
MN Winona Co. United States |
US 14-US 61 / STH 43 (44.02956, -91.62216) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2022 | https://www.youtube.com/watch?v=xA9c17OwsGk |
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 | |
Laddonia,
MO Audrain Co. United States |
US 54 / MO 19 / CR J (39.28073, -91.64373) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2022 | https://www.modot.org/node/27038 |
Maryville,
IA Fayette Co. United States |
IA 3 / IA 187 (42.68763, -91.64565) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.5057 |
Other (At-Grade) Single-Lane |
2009 | Rural ICD estimated from Google Maps linework. |
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). |
Marion,
IA Linn Co. United States |
County Home Rd. / C Ave. Extension (42.09487, -91.64848) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://cbs2iowa.com/news/local/county-home-road-reopens-in-linn-county-after-improvement-project |
Laddonia,
MO Audrain Co. United States |
US 54 / MO 19 / Hwy BB (39.16323, -91.64907) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2019 | https://www.modot.org/roundabouts-us-route-54 |
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 Rapids,
IA Linn Co. United States |
16th Ave. SE / 5th St. SE (41.97092, -91.65498) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2017-2019). |
Cedar Rapids,
IA Linn Co. United States |
Kirkwood Blvd. / Woodstone Ln. SW (41.89597, -91.65653) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2021-2022). |
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. |
Cedar Rapids,
IA Linn Co. United States |
12th Ave. SE / 2nd St. SE (41.96957, -91.65931) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
Cedar Rapids,
IA Linn Co. United States |
6th St. SW / Commerce Park Dr. / (parking) (41.88168, -91.67595) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Single-Lane |
2023 | Year Completed estimated (2022-2023). |
Cedar Rapids,
IA Linn Co. United States |
6th St. SW / (parking) (41.90137, -91.67614) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2021-2022). |
Winona,
MN Winona Co. United States |
Gilmore Ave. / W Service Dr. / US 14 Connector (44.04862, -91.67639) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.0359 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2016 | https://www.winonadailynews.com/news/local/govt-and-politics/glimmer-for-gilmore-gridlock-main-winona-intersection-at-gilmore-hwy/article_1fc8ebc1-b84a-5bbc-8b4b-6317a3140a01.html ICD estimated from Google Maps linework. |
Cedar Rapids,
IA Linn Co. United States |
E Ave. NW / Ellis Blvd. NW / 6th St. NW (41.97796, -91.68196) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | At-grade rail crossing approximately 200 feet east of roundabout. https://www.thegazette.com/news/ellis-boulevard-extension-opens-to-traffic-in-northwest-cedar-rapids/ |
Hiawatha,
IA Linn Co. United States |
Tower Terrace Rd. / N Center Point Rd. (42.05872, -91.69228) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | https://www.facebook.com/hedcoiowa/videos/new-roundabout-at-tower-terrace-and-n-center-point-rd/550647193126949/ |
Rice Lake,
WI Barron Co. United States |
CTH MM (Orchard Beach Ln.) / Kern Ave. (45.48642, -91.72517) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9569 |
Other (At-Grade) Single-Lane |
2005 | Opened June 15, 2005. ICD estimated from Google Maps linework. |
Cedar Rapids,
IA Linn Co. United States |
1st Ave. NW / Wiley Blvd. (41.96746, -91.72573) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | |
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. |
Cedar Rapids,
IA Linn Co. United States |
Johnson Ave. NW / Jacolyn Dr. NW (41.96894, -91.73181) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2020 | Year Completed estimated (2019-2020). |
New Iberia,
LA Iberia Par. United States |
Belle Place Olivier Rd. (LA 320) / Loreauville Rd. (LA 86) (30.00947, -91.74349) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2017 | |
Rice Lake,
WI Barron Co. United States |
College Dr. / Technology Dr. (45.47778, -91.74466) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.8230 |
Other (At-Grade) Single-Lane |
2005 | Functional Class: Local ICD estimated from Google Maps linework. |
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/ |
Rolla,
MO Phelps Co. United States |
McCutchen Dr. / St Marias St. (37.95999, -91.74801) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2020). |
Rolla,
MO Phelps Co. United States |
Forum Dr. / E 18th St. (37.95932, -91.75243) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2011 | Year Completed estimated (2010-2012). |
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/ |
Rice Lake,
WI Barron Co. United States |
CTH O (18 1 / 2 Ave.) / US 53 NB Ramps (45.47319, -91.75753) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5006 |
Freeway Ramps (Grade-Separated) Single-Lane |
2006 | Opened June 1, 2006 ICD estimated from Google Maps linework. |
Rayville,
LA Richland Par. United States |
US 425 (Julia St. - Louisa St.) / Grimshaw St. / Christian Dr. (32.46006, -91.75859) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2022 | Julia Street on north leg is one-way into the roundabout; Louisa Street is one-way out of the roundabout. https://www.knoe.com/2022/09/15/town-rayville-celebrates-new-51-million-us-425-roundabout/ |
Rice Lake,
WI Barron Co. United States |
CTH O (18 1 / 2 Ave.) / US 53 SB Ramps (45.47325, -91.76021) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5005 |
Freeway Ramps (Grade-Separated) Single-Lane |
2006 | Opened June 1, 2006 ICD estimated from Google Maps linework. |
Rice Lake,
WI Barron Co. United States |
STH 48 (W Knapp St.) / US 53 NB Ramps (45.50926, -91.76067) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | Yield-controlled right-turn bypass lane on east leg. https://www.apg-wi.com/rice_lake_chronotype/free/traffic-changes-around-us-53-wis-48-interchange-in-rice-lake-coming-in-october/article_4e8de952-0334-11eb-a7de-678b8ff263bc.html |
Rice Lake,
WI Barron Co. United States |
STH 48 (21st Ave - Knapp St.) / US 53 SB Ramps (45.50932, -91.76298) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | Yield-controlled right-turn bypass lane on west leg. https://www.apg-wi.com/rice_lake_chronotype/free/traffic-changes-around-us-53-wis-48-interchange-in-rice-lake-coming-in-october/article_4e8de952-0334-11eb-a7de-678b8ff263bc.html |
Rice Lake,
WI Barron Co. United States |
STH 48 (21st Ave.) / West Ave. / 19th St. (45.50939, -91.76507) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Single-Lane |
2020 | https://www.apg-wi.com/rice_lake_chronotype/free/traffic-changes-around-us-53-wis-48-interchange-in-rice-lake-coming-in-october/article_4e8de952-0334-11eb-a7de-678b8ff263bc.html |
Rice Lake,
WI Barron Co. United States |
CTH O (18 1 / 2 Ave.) / 19th St. (45.47333, -91.76556) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.3129 |
Other (At-Grade) Single-Lane |
2005 | Opened October 25, 2005. ICD estimated from Google Maps linework. |
Rolla,
MO Phelps Co. United States |
US 63 (N Bishop Ave.) / University Dr. (37.95373, -91.77712) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2022 | Entrance to Missouri S&T campus. http://moverollatdd.com/university-drive-realignment/ |