|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Colorado Springs,
CO El Paso Co. United States |
Nelson Blvd. / Harr Ave. (38.73903, -104.80268) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1948 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Highland,
IL Madison Co. United States |
Broadway / Poplar St. (38.73957, -89.67148) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.7156 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2007-2009). ICD estimated from Google Maps linework. |
|
Colorado Springs,
CO El Paso Co. United States |
Fontaine Blvd. / Lamprey Dr. (38.74007, -104.62463) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2019). |
|
Easton,
MD Talbot Co. United States |
Lakelands Dr. / Superior Cir. (38.74048, -76.06518) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on three legs. | |
|
O'Fallon,
MO St. Charles Co. United States |
Phoenix Pkwy. / Phoenix Dr. / Boardwalk Place Dr. (38.74122, -90.73747) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5359 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (1996-2002). ICD estimated from Google Maps linework. |
|
Lewes,
DE Sussex Co. United States |
Deep Valley Blvd. / William Dorsey St. (38.74128, -75.18701) |
Other Existing |
Unknown Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Linton Hall,
VA Prince William Co. United States |
Tartan Hills Pkwy (VA 3254) / Broadsword Dr. (VA 3256) (38.74232, -77.58066) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.9462 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
|
Lewes,
DE Sussex Co. United States |
Graves Dr. / Ann Barr St. / Silo Blvd. (38.74310, -75.18566) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Warrensburg,
MO Johnson Co. United States |
SR 13 / State Hwy DD (38.74322, -93.68679) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9872 |
Other (At-Grade) Single-Lane |
2011 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Alcochete,
Setúbal Alcochete Portugal |
Avenida do Brasil / Avenida Dom João / N119 (38.74440, -8.96961) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Manassas,
VA Manassas City United States |
Grant Ave. / Byrd Dr. / Bartow St. (38.74491, -77.47362) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | Elliptical shaped. https://www.potomaclocal.com/2024/07/02/new-roundabout-opens-on-grant-avenue-as-part-of-road-diet/ |
|
Alcochete,
Setúbal Alcochete Portugal |
Praça Bartolomeu Dias [Avenida do Brasil / Rua 25 de Abril] (38.74507, -8.97179) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
O'Fallon,
MO St. Charles Co. United States |
Phoenix Pkwy. / Redhawk Pkwy. / Red Hawk Pl. (38.74510, -90.73630) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5341 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (1996-2002). ICD estimated from Google Maps linework. |
|
Alcochete,
Setúbal Alcochete Portugal |
Rua Cajus / Rua do Láparo / Rua Alecrins (38.74521, -8.94779) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Linton Hall,
VA Prince William Co. United States |
Tartan Hills Pkwy. / Native Rocks Dr. / Seagate Way (38.74593, -77.58755) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1911 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Warrenton,
VA Fauquier Co. United States |
Vint Hill Pkwy. / Watson Ct. / Farm Station Rd. (38.74607, -77.67465) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 41.9170 |
Other (At-Grade) Single-Lane |
2017 | Fauquier County constructed a roundabout as part of the Vint Hill small area plan and new roadway alignments for Vint Hill Parkway/Watson and Weeks Roads. ICD estimated from Google Maps linework. |
|
Lewes,
DE Sussex Co. United States |
Bay Crossing Blvd. / Vessel Cove (38.74610, -75.14170) |
Other Existing |
Unknown Unknown |
2 Approaches 6 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Lewes,
DE Sussex Co. United States |
Beaver Dam Rd. / Plantation Rd. / Salt Marsh Rd. (38.74622, -75.17584) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.wrde.com/news/roundabout-near-five-points-in-lewes-delays-opening-to-traffic/article_f4d5a7a8-f5e5-11ee-9c1c-47fda0d30d3e.html. Project map here: https://deldot.gov/public.ejs?command=PublicProjectPortalDocument&iDID=2008254&iProjectObjectID=54771 |
|
O'Fallon,
MO St. Charles Co. United States |
Hwy DD / Dalriada Blvd. (38.74631, -90.75882) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lanes on southwest and northeast legs. Appears to be convertible to 2x1. https://www.sccmo.org/DocumentCenter/View/18378/OF_HIGHWAY-DD |
|
Roseville,
CA Placer Co. United States |
Oak St. / Washington Blvd. (38.74817, -121.28306) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | At City Hall with fire station. Year Completed estimated (2014-2015). |
|
O'Fallon,
MO St. Charles Co. United States |
Preston Woods Pkwy. / Preston Woods Trl. / Flowering Ash Ln. (38.74881, -90.79714) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2008-2009). |
|
Highland,
IL Madison Co. United States |
US 40 / IL 160 / Poplar St. (38.75010, -89.67197) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9832 |
Other (At-Grade) Single-Lane |
2004 | Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Porto Salvo,
Lisbon Oeiras Portugal |
Estrada de Leião / Estrada de Paço de Arcos / Estrada de São Marcos / Estrada Octávio Pato (38.75093, -9.30600) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Elliptical shaped. | |
|
Lewes,
DE Sussex Co. United States |
Governors Blvd. / Stockley Blvd. / Ross Rd. (38.75168, -75.14361) |
Unknown Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Maryland Heights,
MO St. Louis Co. United States |
Casino Center Dr. / (casino parking) (38.75175, -90.47969) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.1195 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Yield on circulatory roadway. Year Completed estimated (1996-2002) ICD estimated from Google Maps linework. |
|
São Domingos de Benfica,
Lisbon Lisboa Portugal |
Rua António Albino Machado / Avenida Rui Nogueira Simões / Rua São Tomás de Aquino (38.75251, -9.16758) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
|
Lewes,
DE Sussex Co. United States |
N Village Main Blvd. / E Chesapeake St. (38.75335, -75.17058) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Pedestrian access to central island; parking along circulatory roadway. | |
|
O'Fallon,
MO St. Charles Co. United States |
Paul Renaud Blvd. / Lake St Louis Blvd. / Curtis Ln. (38.75382, -90.80034) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2017-2018). |
|
Lewes,
DE Sussex Co. United States |
Senators Dr. / Roth Dr. (38.75454, -75.13536) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Roseville,
CA Placer Co. United States |
Park Regency Dr. / Castlebridge Dr. / Hillingdon St. (38.75455, -121.34680) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.5983 |
Other (At-Grade) Single-Lane |
2001 | Crosswalks adjacent to circle. ICD estimated from Google Maps linework. |
|
Lewes,
DE Sussex Co. United States |
Cadbury Circle (38.75500, -75.14035) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Parking along circulatory roadway. | |
|
Milton,
DE Sussex Co. United States |
Beulah Blvd. / Lonny Ln. (38.75529, -75.23646) |
Other Existing |
Unknown Unknown |
3 Approaches 19 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
São Domingos de Benfica,
Lisbon Lisboa Portugal |
Rua Tomás da Fonseca / Rua António Albino Machado (38.75584, -9.16971) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Lewes,
DE Sussex Co. United States |
Red Tail Rd. / Peregrine Rd. / Kestrel Ct. (38.75699, -75.13283) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on north, east, or south legs. | |
|
Roseville,
CA Placer Co. United States |
Washington Blvd. / All America City Blvd. / Lincoln St. (38.75716, -121.28871) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | Lincoln St. has been converted to one-way in the vicinity of the roundabout, going away from the roundabout, with a separate right-in/right-out connection to Washington Blvd. https://www.roseville.ca.us/government/departments/public_works/roadways_traffic/current_projects/roundabout_washington_allamericacity_lincoln |
|
Falagueira-Venda Nova,
Lisbon Amadora Portugal |
Praça São Silvestre [Estrada dos Salgados / Rua Manuel Ribeiro de Pavia] (38.75755, -9.21864) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
|
Lewes,
DE Sussex Co. United States |
Kalmar St. / Pilotboat Dr. / Overfalls Dr. N (38.75793, -75.13541) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Pedestrian access to central island. No splitter islands on northeast, northwest, or southwest legs. | |
|
São Marcos,
Lisbon Sintra Portugal |
Estrada de Paço de Arcos / Rua Marciano Tomaz da Costa / Rua do Alto do Cotão (38.75850, -9.30697) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Milton,
DE Sussex Co. United States |
Windstone Blvd. / Millstone Dr. (38.75985, -75.23334) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Queluz,
Lisbon Sintra Portugal |
N117 (Estrada das Águas Livres - Avenida José Elias Garcia) / Rua Elias Garcia (38.76047, -9.24986) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Carnide,
Lisbon Lisboa Portugal |
Avenida Mário Soares / Estrada da Correia / Estrada Militar (38.76088, -9.19743) |
Signalized Roundabout/Circle Existing |
Signal None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
|
Roseville,
CA Placer Co. United States |
Park Regency Dr. / Hiawatha Dr. / Sharifa Way / Bottlebrush Cir. (38.76105, -121.34870) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.2518 |
Other (At-Grade) Single-Lane |
2001 | Crosswalks adjacent to circle. ICD estimated from Google Maps linework. |
|
O'Fallon,
MO St. Charles Co. United States |
Springhurst Pkwy. / Spring Borough Dr. (38.76123, -90.77537) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2006 | Year Completed estimated (2005-2007). |
|
Roseville,
CA Placer Co. United States |
Westhills Dr. / Morningstar Dr. / St. Basil Cir. (38.76151, -121.35340) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.5951 |
Other (At-Grade) Single-Lane |
2001 | Crosswalks adjacent to circle. ICD estimated from Google Maps linework. |
|
Parque das Nações,
Lisbon Lisboa Portugal |
Alameda dos Oceanos / Avenida de Ulisses (38.76160, -9.09625) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Parque das Nações,
Lisbon Lisboa Portugal |
Praça Princípe Perfeito [Avenida de Ulisses / Avenida Dom João II] (38.76170, -9.09832) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Mina de Água,
Lisbon Amadora Portugal |
Praça José Niza [Avenida General Humberto Delgado / Avenida Pedro Álvares Cabral] (38.76263, -9.23983) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Bristow,
VA Prince William Co. United States |
Tappen Mill Way / Hayes Station Way / Sorrel River Way (38.76305, -77.55212) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2007 | Year Completed estimated (2006-2008). |
|
Gainesville,
VA Prince William Co. United States |
Catbird Dr. / Yellow Hammer Dr. (38.76306, -77.61385) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.5944 |
Other (At-Grade) Single-Lane |
2006 | Functional Class: Local ICD estimated from Google Maps linework. |
|
Lewes,
DE Sussex Co. United States |
New Rd. / Lynn Rd. (38.76363, -75.17073) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | https://www.capegazette.com/article/roundabouts-abound/228013 |
|
Falagueira-Venda Nova,
Lisbon Amadora Portugal |
Avenida Jorge Sampaio / Avenida Ruy Luís Gomes (38.76414, -9.21255) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Junction West,
CA Placer Co. United States |
Camino Real Way / Camino Real Way (38.76573, -121.35364) |
Other Existing |
All-Way Stop Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Roseville,
CA Placer Co. United States |
Reserve Dr. / Diamond Oaks Rd. (38.76679, -121.27120) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.7990 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
|
Roseville,
CA Placer Co. United States |
Reserve Dr. / Fountains Driveway (38.76793, -121.27090) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.1106 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
|
Olivais,
Lisbon Lisboa Portugal |
Praça Baden Powell [venida de Berlim / Avenida Cidade de Luanda / Rua Contra-Almirante Armando Ferraz] (38.76821, -9.10999) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
O'Fallon,
MO St. Charles Co. United States |
Connecting Rd. / Alta Mira Ct. / MO 364 WB Ramps (38.76954, -90.74393) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2014 | |
|
St Charles,
MO St. Charles Co. United States |
Veterans Memorial Pkwy. / Fairgrounds Rd. (38.76989, -90.50100) |
Roundabout Unknown |
All-Way Yield None |
4 Approaches 0 Driveways 42.6717 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2017 | Merging right-turn bypass lane on north leg. |
|
Olivais,
Lisbon Lisboa Portugal |
Avenida de Berlim / Alameda das Comunidades Portuguesas / Rua C-Aeroporto da Portela (38.76997, -9.12595) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
|
Gainesville,
VA Prince William Co. United States |
Glenkirk Rd. (Rte 675) / Bearhurst Dr. / Sedge Wren Dr. (38.77018, -77.61681) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.6599 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
|
Colorado Springs,
CO El Paso Co. United States |
Bradley Rd. / SR 83 (S Academy Blvd.) NB Ramps / Cody Dr. (38.77019, -104.75705) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2007 | Year Completed estimated (2006-2007). |
|
Spanish Lake,
MO St. Louis Co. United States |
Dunn Rd. / I-270 WB Ramps (38.77088, -90.22381) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.8160 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2020 | Left-turn-only lane on east leg. Little deflection westbound. |
|
Warrensburg,
MO Johnson Co. United States |
SR 13 / US 50 EB Ramps (38.77151, -93.68568) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 40.9709 |
Freeway Ramps (Grade-Separated) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
|
Westpark,
CA Placer Co. United States |
Wharton Ln. (38.77188, -121.37325) |
Other Existing |
Unknown Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Roseville,
CA Placer Co. United States |
Galleria Cir. / Antelope Creek Dr. (38.77210, -121.26705) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2007 | Year Completed estimated (2007-2008). |
|
Westpark,
CA Placer Co. United States |
Mayhill Dr. / Parkham Dr. (38.77222, -121.36546) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
No splitter islands. | |
|
Mira-Sintra,
Lisbon Sintra Portugal |
N250 (Avenida Fernão Mendes Pinto - / Avenida dos Bons Amigos) / Avenida Infante Dom Henrique / Rua Joaquim Guilherme da Costa Caldas (38.77223, -9.29235) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Lisbon,
Lisbon Lisboa Portugal |
Rotunda dos Corvos [Eixo Central / Avenida Álvaro Cunhal] (38.77269, -9.14915) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
|
Manassas,
VA Manassas City United States |
Sumner Lake Blvd. / Warfield St. / Stoddard Dr. (38.77334, -77.48041) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Building in central island. | |
|
Ashland,
MO Boone Co. United States |
E Rte Y (Broadway) / Industrial Dr. (38.77420, -92.24893) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | https://hi-in.facebook.com/SaraForMissouri/photos/a.1410590502324879/3879420848775153 |
|
Ashland,
MO Boone Co. United States |
MO-M (E Broadway) / MO-Y / US 63 NB Ramps (38.77429, -92.25118) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2014 | Year Completed estimated (2013-2015). |
|
Ashland,
MO Boone Co. United States |
MO-M (E Broadway) / US 63 SB Ramps (38.77431, -92.25328) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2014 | Year Completed estimated (2013-2015). |
|
Warrensburg,
MO Johnson Co. United States |
SR 13 / US 50 WB Ramps (38.77480, -93.68554) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 40.9690 |
Freeway Ramps (Grade-Separated) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
|
Parque das Nações,
Lisbon Lisboa Portugal |
Rotunda dos Vice-Reis [Alameda dos Oceanos / Avenida da Boa Esperança] (38.77494, -9.09518) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
||
|
Westpark,
CA Placer Co. United States |
Mayhill Dr. / Ardley Dr. (38.77507, -121.36969) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
No splitter islands. | |
|
Rio de Mouro,
Lisbon Sintra Portugal |
N249 (Rua António Cardoso - Rua Elias Garcia) / Rua do Pino Verde / Rua António Cardoso (38.77607, -9.33240) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Hazelwood,
MO St. Louis Co. United States |
Dunn Rd. / Sieloff Dr. / I-270 WB Entrance Ramp (38.77626, -90.33959) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | Left-turn-only lane on east leg. Little deflection westbound. |
|
St Charles,
MO St. Charles Co. United States |
Boones Lick Rd. / N Outer Rd. / St Charles Ave. (38.77702, -90.50897) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2007 | |
|
Colorado Springs,
CO El Paso Co. United States |
Peak Innovation Pkwy. / Integration Loop (38.77922, -104.71029) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2021 | Yield-controlled right-turn bypass lanes on north and south legs. Add-lane right-turn bypass lanes on east and west legs. Year Completed estimated (2020-2021). |
|
Fort Washington,
MD Prince George's Co. United States |
Oxon Hill Rd. / Kerby Hill Rd. (38.77951, -77.00648) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.4490 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
|
Santa Clara,
Lisbon Lisboa Portugal |
Avenida Nuno Krus Abecassis / Avenida Sérgio Vieira de Melo / Estrada de São Bartolomeu / Rua João Amaral (38.78008, -9.15233) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Moscavide,
Lisbon Loures Portugal |
Avenida de Moscavide / Avenida da Peregrinação / Rua Adão Manuel Ramos Barata (38.78036, -9.10176) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Moscavide,
Lisbon Loures Portugal |
Rua Cidade de Goa / Rua Francisco Marques Beato / Avenida de Moscavide / Rua do Seminário (38.78049, -9.10454) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Gainesville,
VA Prince William Co. United States |
Turtle Point Dr. / Spyglass Hill Loop (38.78095, -77.65189) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.6552 |
Other (At-Grade) Single-Lane |
2001 | Functional Class: Local ICD estimated from Google Maps linework. |
|
Parque das Nações,
Lisbon Lisboa Portugal |
Rotunda das Oliveiras [Alameda dos Oceanos / Avenida da Peregrinação] (38.78166, -9.09707) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Deerfield Hills,
CO El Paso Co. United States |
Drennan Rd. / Post Oak Dr. (38.78168, -104.74115) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands; only diverging yellow lines. | |
|
Deerfield Hills,
CO El Paso Co. United States |
Drennan Rd. / Monica Dr. W (38.78171, -104.74739) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands; only diverging yellow lines. | |
|
Deerfield Hills,
CO El Paso Co. United States |
Drennan Rd. / Springnite Dr. (38.78171, -104.75088) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands; only diverging yellow lines. | |
|
Warrensburg,
MO Johnson Co. United States |
Hawthorne Blvd. / Cooper Blvd. (38.78203, -93.73226) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.9306 |
Other (At-Grade) Single-Lane |
2007 | Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. |
|
Oxon Hill,
MD Prince Georges Co. United States |
National Harbor Blvd. / American Way (38.78227, -77.01099) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.7236 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | ICD estimated from Google Maps linework. |
|
Rose Hill,
VA Fairfax Co. United States |
Park Terrace / Edgewood Dr. (38.78241, -77.12587) |
Other Existing |
Unknown Unknown |
4 Approaches 4 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Mount Vernon,
VA Fairfax Co. United States |
Fort Willard Circle (38.78275, -77.06601) |
Other Existing |
Unknown Unknown |
6 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Odivelas,
Lisbon Odivelas Portugal |
Avennida Doutor Augusto Pais Martins / Avenida Miguel Torga (38.78325, -9.19423) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Warrensburg,
MO Johnson Co. United States |
MO-13 Business / Hawthorne Blvd. (38.78409, -93.73864) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.8257 |
Other (At-Grade) Single-Lane |
2019 | http://www.dailystarjournal.com/news/local/warrensburg-roundabout-construction-completed/article_c2a33804-ca57-11e9-a264-2fd41be698da.html. Completed August 2019. ICD estimated from Google Maps linework. |
|
Odivelas,
Lisbon Odivelas Portugal |
Avenida Miguel Torga / Avenida Severiano Pedro Falcão / Rua Famões (38.78435, -9.19175) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Oxon Hill,
MD Prince George's Co. United States |
Oxen Hill Rd. / Cedar Ridge Dr. / Panorama Dr. (38.78452, -77.00597) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.4465 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
|
Madison,
IN Jefferson Co. United States |
US 421 / SR 62 (E Clifty Dr.) (38.78539, -85.37201) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.6869 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | https://www.facebook.com/INDOTSoutheast/posts/madison-indthe-indiana-department-of-transportation-is-building-crossovers-for-t/875938365828212/ ICD estimated from Google Maps linework. |
|
Parque das Nações,
Lisbon Lisboa Portugal |
Avenida Dom João II / Alameda dos Oceanos / Via do Oriente / IC2 (Avenida Infante Dom Henrique) Ramps (38.78581, -9.09981) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
||
|
Loomis,
CA Placer Co. United States |
Montserrat Ln. / Blackhawk Ct. (38.78614, -121.18684) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2007 | |
|
Mina de Água,
Lisbon Amadora Portugal |
Rua Fernando Maia / Rua dos Campos / Rua António Freitas (38.78813, -9.23418) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Roseville,
CA Placer Co. United States |
Roseville Pkwy. / (parking) (38.78819, -121.31549) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Year Completed estimated (1998-2002). Built initial as single-lane roundabout. Converted to double lane east and west 2017-2018. |