|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Brisbane,
Queensland Ipswich Australia |
SR 39 (Robertson Rd. / S Station Rd.) / S Station Rd. (-27.62945, 152.78636) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Flinders View,
Queensland Ipswich Australia |
Ash St. / Whitehill Rd. / Reif St. (-27.65178, 152.76714) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Flinders View,
Queensland Ipswich Australia |
Reif St. / Fairview Ave. / Plover St. (-27.65227, 152.77107) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Parkinson,
Queensland Brisbane Australia |
Algester Rd. / Roseneath Dr. / Bannockburn Crescent (-27.63645, 153.03008) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Monroe,
WA Snohomish Co. United States |
SR 522 EB Ramps / 164th St. SE / Tester Rd. (47.84863, -122.00580) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 60.9143 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2001 | Completed August 2001. This project won the Washington State APWA 2001 Project of the Award and the ASCE Seattle Section 2001 Outstanding Project Award. The Project is documented in the Compendium of Papers for 2000 ITE District 6 Annual Meeting, San Diego, CA. Reconfiguration of two intersections into a roundabout. Previously controlled by two-way stop ICD estimated from Google Maps linework. |
|
Federal Way,
WA King Co. United States |
Weyerhaeuser Way S / 33rd Pl. S / 32nd Dr. S (47.29863, -122.29280) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2000 | Opened April 2000. |
|
(unincorporated),
CO Douglas Co. United States |
Ridgegate Pkwy. / Ridgegate Cir. / Commons St. (39.53190, -104.88293) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
2006 | Part of transit-oriented development near future light-rail station. Constructed originally as 2x1 roundabout; reduced to single-lane roundabout using striping in 2015. |
|
Ridgeland,
MS Madison Co. United States |
Old Agency Rd. / Highland Colony Pkwy. (32.43125, -90.14893) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2004 | Elliptical shaped. ICD = 200 ft x 180 ft. Merging right-turn bypass lanes on all legs. Planned in association with interchange improvements at I-55/Old Agency Rd. |
|
(unincorporated),
CO Douglas Co. United States |
Ridgegate Pkwy. / Ridgegate Cir. / Park Meadows Blvd. (39.52945, -104.87450) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | Originally constructed as 2x2 roundabout; reduced to 2x1 roundabout with right-turn-only legs on northeast and southeast legs in 2015. Part of transit-oriented development near future light-rail station. |
|
Scaggsville,
MD Howard Co. United States |
MD 216 (Scaggsville Rd.) / US 29 SB Ramps (39.14562, -76.90418) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.1040 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2001 | Series of 4 roundabouts. |
|
Malta,
NY Saratoga Co. United States |
Rte 67 (Dunning St.) / State Farm Pl. (42.96991, -73.80676) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Part of a series of 5 roundabouts. |
|
Merredin,
Western Australia Merredin Australia |
Mary St. / Barrack St. (-31.48177, 118.28323) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Helena Valley,
Western Australia Mundaring Australia |
Helena Valley Rd. / Ridge Hill Rd. / The Crescent (-31.92346, 116.04788) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Helena Valley,
Western Australia Mundaring Australia |
Helena Valley Rd. / Drummond Gardens / Allamanda Gate (-31.91499, 116.02607) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0000 |
Other (At-Grade) Single-Lane |
Elliptical shaped. ICD = 35 m x 30 m. | |
|
Hazelmere,
Western Australia Swan Australia |
Lloyd St. / Bushmead Rd. (-31.90792, 116.00332) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 72.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
||
|
Hazelmere,
Western Australia Swan Australia |
Bushmead Rd. / Stirling Crescent (-31.91067, 116.00976) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bassendean,
Western Australia Bassendean Australia |
Old Perth Rd. / West Rd. (-31.90438, 115.95410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Helena Valley,
Western Australia Mundaring Australia |
Clayton Rd. / Scott St. (-31.91871, 116.04825) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Coodanup,
Western Australia Mandurah Australia |
Wanjeep St. / Coodanup Dr. / Landings Blvd. (-32.54825, 115.75017) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Narrogin,
Western Australia Narrogin Australia |
SR 120 (Great Southern Hwy.) / Kipling St. / Clayton Rd. (-32.93079, 117.17955) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 75.0000 |
Other (At-Grade) Single-Lane |
||
|
Epping,
Victoria Whittlesea Australia |
Metro Route 58 (Memorial Ave. / McDonalds Rd.) / Dalton Rd. / Davisson St. (-37.64503, 145.03061) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Diamond Creek,
Victoria Nillumbik Australia |
Metro Route 46-Metro Route 57 / Metro Route 46 (Main St.) / Metro Route 57 (Main St.) / Stone St. (-37.67519, 145.14678) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
Temora,
New South Wales Temora Australia |
B94 (Victoria St.) / B85 (Hoskins St.) (-34.44885, 147.53462) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Temora,
New South Wales Temora Australia |
B85 (Hoskins St.) / Loftus St. (-34.44688, 147.53375) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Temora,
New South Wales Temora Australia |
B85 (Hoskins St.) / Parkes St. / Anzac St. (-34.44492, 147.53294) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Cootamundra,
New South Wales Cootamundra-Gundagai Australia |
A41 (Olympic Hwy.) / Hovell St. / Gundagai Rd. (-34.64346, 148.02723) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Cootamundra,
New South Wales Cootamundra-Gundagai Australia |
A41 (Olympic Hwy.) / MacKay St. / Sutton St. (-34.64268, 148.02598) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Willingshausen,
Hesse Schwalm-Eder-Kreis Germany |
B254-B454 / B254 / B454 (50.90037, 9.27451) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Erfurt,
Thuringia Erfurt Germany |
Werner-Seelenbinder Straße / Carl-Spier Straße / Arndtstraße / Arnstädter Hohle (50.95768, 11.03485) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2022-2025). |
|
Erfurt,
Thuringia Erfurt Germany |
K56 (Demminer Straße) / Dubliner Straße / (parking) (51.01320, 10.98764) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 22.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Year Completed estimated (2018-2020). |