28735 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
VE, Veneto
Venice
Italy
Piazzale Bucintoro / Gran Viale Santa Maria Elisabetta
(45.41469, 12.37616)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
La Ricamarie, Auvergne-Rhône-Alpes
Loire
France
Rue Jean Moulin / D201 SB Ramps
(45.41473, 4.37340)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
45.0000
Freeway Ramps (Grade-Separated)
Single-Lane
Tigard, OR
Washington Co.
United States
SW Bull Mountain Rd. / SW River Terrace Blvd.
(45.41486, -122.84922)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.7271
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Lake Oswego, OR
Clackamas Co.
United States
SW Carman Dr. / SW Meadows Rd. / SW Quarry Rd.
(45.41700, -122.72490)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.3422
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
VE, Veneto
Venice
Italy
Piazzale Santa Maria Elisabetta
(45.41710, 12.36831)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mira, Veneto
Venice
Italy
Via Porto Menai / Via del Lavoro
(45.41865, 12.13552)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Clackamas, OR
Clackamas Co.
United States
SE 172nd Ave. / SE Creekwood Rd.
(45.41880, -122.48550)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.5928
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Ottawa, ON
Ottawa
Canada
Anderson Rd. / Weir Rd. / Renaud Rd.
(45.41979, -75.56765)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.4005
Other (At-Grade)
Multilane (2 Lane, unspecified)
2015 ICD estimated from Google Maps linework.
(unincorporated), OR
Washington Co.
United States
Scholls Ferry Rd. / River Rd.
(45.42222, -122.91619)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.2667
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Rural location with high-speed approaching roadways; realignment of each approach reduces speed. ICD estimated from Google Maps linework.
(unincorporated), OR
Clackamas Co.
United States
SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy.
(45.42280, -122.51240)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
34.3688
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
River Terrace, OR
Washington Co.
United States
SW River Terrace Blvd. / SW Appledale Rd.
(45.42317, -122.84929)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2018
Ottawa, ON
City of Ottawa
Canada
Beauparc Private / Villeneuve Private
(45.42353, -75.62725)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.6328
Other (At-Grade)
Single-Lane
2006 Functional Class: Local ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
SE 157th Ave. / SE 162nd Ave.
(45.42429, -122.49770)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.8826
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada
Beaulieu Pl. / Villeneuve Private
(45.42574, -75.62828)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
20.1173
Other (At-Grade)
Single-Lane
2006 Functional Class: Local ICD estimated from Google Maps linework.
Mira, Veneto
Venice
Italy
Via Fornace / Via Sant'Antonio
(45.42660, 12.13213)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Tigard, OR
Washington Co.
United States
SW Barrows Rd. / SW Roshak Rd. / (parking lot)
(45.42692, -122.84486)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.4989
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Mira, Veneto
Venice
Italy
Via della Ferrovia / (parking)
(45.42735, 12.13855)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
Other (At-Grade)
Single-Lane
Chambly, QC
Regional County Municipality of La-Vallée-du-Richelieu
Canada
Blvd. Frechette / Blvd. Anne-le-Seigneur
(45.42759, -73.31023)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.3950
Other (At-Grade)
Single-Lane
2003 High-speed approaches (65 mph [100 km/h]). Reverse curve on northbound approach. Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Dolo, Veneto
Venice
Italy
SR11 (Via Ca' Tron) / SR11dir1 / Via dei Meloni / Via Giovanni Battista Velluti
(45.42768, 12.09108)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Venice, Veneto
Venice
Italy
Via dell'Elettronica / Via dei Cantieri
(45.42837, 12.24557)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
Sherbrooke, QC
Sherbrooke
Canada
Route 112 / Autoroute 610
(45.42954, -71.82424)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
56.9951
Freeway Ramps (Grade-Separated)
Single-Lane
2011 Free-flowing right-turn bypass lanes on all legs. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Venice, Veneto
Venice
Italy
Via dell'Elettronica / Via Della Geologia
(45.43013, 12.22752)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only)
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Rail line through central island.
Umag, Istria

Croatia
Ulica Joakima Rakovca / Novigradska ulica / Ulica Edoarda Pascalia
(45.43123, 13.52415)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Gatineau, QC
Outaouais Region
Canada
Blvd. St.-Joseph (Rte. 105) / Rue Montcalm
(45.43146, -75.73314)
Roundabout
Existing
All-Way Yield
Pedestrian Signal (red-yellow-green to drivers)
3 Approaches
0 Driveways
23.4678
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Opened December 9, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Gatineau, QC
Gatineau
Canada
Boulevard du Plateau / Boulevard d'Amsterdam
(45.43157, -75.80582)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.0000
Other (At-Grade)
Single-Lane
2019 East leg stubbed. Year Completed estimated (2019-2020).
Chambly, QC
Regional County Municipality of La-Vallée-du-Richelieu
Canada
Blvd. Frechette / Blvd. Brassard
(45.43189, -73.30562)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.9352
Other (At-Grade)
Single-Lane
2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Gatineau, QC
Outaouais Region
Canada
Blvd. St.-Laurent / Blvd. St.-Joseph (Rte. 105)
(45.43216, -75.73323)
Roundabout
Existing
All-Way Yield
Pedestrian Signal (red-yellow-green to drivers)
4 Approaches
0 Driveways
49.4493
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Staggered, two-stage pedestrian signal on east leg. Warning beacons on other legs. Functional Class: Arterial ICD estimated from Google Maps linework.
Gatineau, QC
Outaouais Region
Canada
Blvd. St.-Laurent / Rue Demontigny
(45.43223, -75.73618)
Roundabout
Existing
All-Way Yield
Pedestrian Signal (red-yellow-green to drivers)
4 Approaches
0 Driveways
31.0105
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Functional Class: Arterial ICD estimated from Google Maps linework.
Gatineau, QC
Outaouais Region
Canada
Blvd. St.-Laurent / Rue Labelle
(45.43235, -75.74150)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
31.0105
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Functional Class: Arterial ICD estimated from Google Maps linework.
Verona, Veneto
Verona
Italy
Via Enzo Ferrari / Via Cason
(45.43353, 10.93419)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Chambly, QC
La Vallée-du-Richelieu Regional County Municipality
Canada
Boulevard Fréchette / Avenue Fonrouge / Rue Denault
(45.43379, -73.29672)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.2288
Other (At-Grade)
Single-Lane
2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Gatineau, QC
Gatineau
Canada
Boulevard du Plateau / Rue de l'Atmosphère
(45.43401, -75.79581)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.0000
Other (At-Grade)
Single-Lane
2007
Umag, Istria

Croatia
D75 (Kolodvorska ulica) / Školska ulica
(45.43409, 13.52946)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Gatineau, QC
Gatineau
Canada
Boulevard du Plateau / Boulevard de l'Amérique-Française
(45.43494, -75.80516)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.0000
Other (At-Grade)
Single-Lane
2012 Southeast leg stubbed.
Gatineau, QC
Gatineau
Canada
Boulevard du Plateau / Rue de Bruxelles
(45.43571, -75.79960)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.0000
Other (At-Grade)
Single-Lane
2007
Gatineau, QC
Gatineau
Canada
Boulevard de Plateau / Rue de Prado
(45.43617, -75.80317)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
42.0000
Other (At-Grade)
Single-Lane
2012
Ottawa, ON
Ottawa
Canada
King Edward Ave. / Union St.
(45.43738, -75.69400)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
20.9512
Other (At-Grade)
Single-Lane
2013 ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
Monterey Ave. / Stevens Rd.
(45.43780, -122.56390)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.8738
Other (At-Grade)
Single-Lane
2006 Fourth leg serves New Hope Community Church parking lot. ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
Monterey Ave. / Causey Ave. / William Otty Rd.
(45.44020, -122.55510)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.7102
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States
SW Teal Blvd. / SW 155th Ave. / SW Nutcracker Ct.
(45.44060, -122.83760)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
37.7099
Other (At-Grade)
Single-Lane
Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. ICD estimated from Google Maps linework.
Happy Valley, OR
Clackamas Co.
United States
SE 172nd Ave. / Scouters Mountain Rd.
(45.44074, -122.48574)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 East leg stubbed. https://www.happyvalleyor.gov/business/engineering-division/engineering-division/172nd-avenue-roundabout/
Happy Valley, OR
Clackamas Co.
United States
SE 145th Ave. / SE 147th Ave. / Scouters Mountain Rd.
(45.44111, -122.51231)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
36.0336
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Ottawa, ON
Ottawa
Canada
Brian Coburn Blvd. / Fern Casey St.
(45.44112, -75.50947)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.7096
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada
Sussex Dr. / Rideau Gate
(45.44456, -75.69254)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
24.3003
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Sherbrooke, QC
Sherbrooke
Canada
Rue James-Quintin / Rue Ida-Métivier / Rue Maximilien-Chagnon
(45.44458, -71.86999)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
51.9523
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Ottawa, ON
Ottawa
Canada
Brian Coburn Blvd. / Mer Bleue Rd.
(45.44550, -75.49852)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
36.8687
Other (At-Grade)
Multilane (2 Lane, unspecified)
2017 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada
Princess Ave. / Rockcliffe Pkwy.
(45.44599, -75.68909)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.4647
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Sherbrooke, QC
Sherbrooke
Canada
Rue James-Quintin / (unknown) / (parking lot)
(45.44661, -71.87316)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2017-2019).
Dorval, QC
Montreal
Canada
Dorval Traffic Circle [Autoroute 520 (Avenue Dorval) / Autoroute 20 Ramps]
(45.44697, -73.74161)
Signalized Roundabout/Circle
Existing
Signal
None
4 Approaches
0 Driveways
Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Chambly, QC
La Vallée-du-Richelieu Regional County Municipality
Canada
Avenue Bourgogne / Avenue de Salaberry / Rue Martel
(45.44894, -73.29059)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1362
Other (At-Grade)
Single-Lane
2000 Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Galaţi, Galaţi

Romania
Bulevardul Milcov / Strada 1 Decembrie 1918
(45.44956, 28.02548)
Other
Existing
Other
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Trams through central island.
VE, Veneto
Venice
Italy
E55 (Via Romea) / SR11 (Via Padana) / SP81 (Via Cittadella)
(45.45001, 12.20659)
Rotary
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other (At-Grade)
Multilane (3+ Lane)
Galaţi, Galaţi

Romania
DN28-E87 (Strada Nicolae Mantu - Bulevardul Milcov) / Bulevardul Milcov
(45.45090, 28.01716)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Parking along circulatory roadway.
Aloha, OR
Washington Co.
United States
SW 175th St. / SW Kemmer Rd.
(45.45121, -122.85724)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
39.3785
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SW Terwilliger Blvd. / SW Palater Rd.
(45.45290, -122.67660)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2002 Roundabout replaces existing Y-intersection, adds fourth leg to serve college law school. Includes driveway into roundabout serving two homes. Roundabout is on tilted plane with central island plane steeper than inscribed circle plane to manage cross slopes. Northeast leg (Palater Road) has 8-9 percent grade down into roundabout, then flattens using a short vertical curve to a zero percent crown at the top of the circulatory roadway. Maximum grade through the roundabout is 4 percent; maximum cross slope is -2 percent. First roundabout under City of Portland jurisdiction.
Ottawa, ON
Ottawa
Canada
Brian Coburn Blvd. / Portobello Blvd.
(45.45470, -75.46491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.3494
Other (At-Grade)
Single-Lane
2016 Right-turn-only lane on north leg. ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada
Brian Coburn Blvd. / Trim Rd.
(45.45820, -75.44730)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
74.5586
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Functional Class: Arterial ICD estimated from Google Maps linework.
Cold Spring, MN
Stearns Co.
United States
Red River Ave. N / N 5th Ave. E
(45.46041, -94.42907)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
42.7229
Other (At-Grade)
Single-Lane
2016 https://www.sctimes.com/story/news/local/rocori/2016/05/20/cold-spring-break-ground-citys-1st-roundabout/84643718/ ICD estimated from Google Maps linework.
Venice, Veneto
Venice
Italy
Via Alessandro Cruto / (unknown)
(45.46044, 12.22474)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
At-grade rail crossing on east leg 20 m from roundabout.
Venice, Veneto
Venice
Italy
SS309-E55 (Via Romea) / Via Bottenigo / Via Pietro Arduino
(45.46069, 12.20986)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (3+ Lane)
Ottawa, ON
City of Ottawa
Canada
Jeanne d'Arc Blvd. / St. Joseph Blvd.
(45.46416, -75.54010)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.8565
Other (At-Grade)
Multilane (2 Lane, unspecified)
2010 Functional Class: Arterial ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada
Millenium Blvd. / Trim Rd.
(45.46557, -75.45140)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.2319
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada
Boulevard de l'Île des Soeurs / Boulevard René-Lévesque
(45.46579, -73.54476)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
36.8555
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States
SW Hart Rd. / Sorrento Rd. / Juniper Terr.
(45.46680, -122.80880)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1283
Other (At-Grade)
Single-Lane
Functional Class: Collector. Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework.
Gatineau, QC
Gatineau
Canada
Boulevard St-Joseph / Rue Jean-Proulx
(45.46723, -75.73824)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
46.0682
Other (At-Grade)
Multilane (3+ Lane)
2013 https://ici.radio-canada.ca/nouvelle/603005/carrefour-giratoire-st-joseph-jean-proulx-gatineau ICD estimated from Google Maps linework.
Carignan, QC
La Vallée-du-Richelieu Regional County Municipality
Canada
Rue Olivier-Morel / Rue Martel / Rue Jean-De Ronceray / Rue Chevalier-de-Chaumont
(45.46723, -73.29440)
Other
Existing
All-Way Yield
Other
4 Approaches
0 Driveways
41.8801
Other (At-Grade)
Single-Lane
Crosswalks to center island; bus stop on circle. ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada
Boulevard de l'Île des Soeurs / Place du Commerce / Chemin du Golf
(45.46789, -73.54627)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
46.0676
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada
Boulevard René-Lévesque / Rue Jacques-le Ber / A-10 NB Onramp / A-15 WB Offramp
(45.47093, -73.53801)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
36.8521
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2007 Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States
SW 92nd Ave. / SW Allen Blvd.
(45.47149, -122.77200)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 RRFB at shared-use crossing on south leg serving Fanno Creek Trail. https://www.beavertonoregon.gov/718/CIP-3112---Allen-Blvd92nd-Ave-Shared-Use?contentId=2643d655-60c2-481d-bf75-2f33d242b523
Montreal, QC
Montreal
Canada
Carrefour Alexander-Graham-Bell (Chemin de la Pointe N / A-15 WB Offramp / A-10 NB Onramp)
(45.47195, -73.54155)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
39.3640
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2007 Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 36th Ave. / SE Bybee Blvd.
(45.47241, -122.62621)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
56.9518
Other (At-Grade)
Single-Lane
1992 Completed 10/6/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE Bybee Blvd. / (SE 37th Ave.)
(45.47243, -122.62440)
Traffic Calming Circle
Existing
Uncontrolled
None
2 Approaches
0 Driveways
20.1003
Other (At-Grade)
Single-Lane
1992 Completed 10/6/1992. ICD estimated from Google Maps linework.
Venice, Veneto
Venice
Italy
Piazzale della Concordia
(45.47289, 12.22355)
Other
Existing
Unknown
Unknown
8 Approaches
0 Driveways
Other (At-Grade)
Unknown
Pedestrian access to central island.
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.
Portland, OR
Multnomah Co.
United States
SE 34th Ave. / SE Bybee Blvd.
(45.47319, -122.62826)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
81.2389
Other (At-Grade)
Single-Lane
1992 Completed 9/30/1992. ICD estimated from Google Maps linework.
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
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.
Venice, Veneto
Venice
Italy
Rotonda Romea: Via Romea / A57 Ramps
(45.47424, 12.21233)
Rotary
Existing
All-Way Yield
Unknown
3 Approaches
4 Driveways
Other (At-Grade)
Multilane (3+ Lane)
Lane changes required.
Venice, Veneto
Venice
Italy
Piazzale Cesare Rossarol
(45.47535, 12.22747)
Other
Existing
Unknown
Unknown
7 Approaches
0 Driveways
Other (At-Grade)
Unknown
Hamburger shaped. Parking along circulatory roadway.
Karlovac, Karlovac

Croatia
D3 (Senjska ulica) / Dr. Andrije Štampara/ Donja Švarča / (parking)
(45.47577, 15.54392)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Venice, Veneto
Venice
Italy
Piazzale Guido e Bruno Parmesan
(45.47722, 12.21848)
Roundabout
Existing
All-Way Yield
Unknown
7 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
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.
Longueuil, QC
Longueuil
Canada
Rue Riverside / Boulevard Simard
(45.47889, -73.50042)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
43.5464
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 ICD estimated from Google Maps linework.
Venice, Veneto
Venice
Italy
Piazzale Lazzaro Giovannacci
(45.47892, 12.22977)
Other
Existing
Unknown
Unknown
6 Approaches
0 Driveways
Other (At-Grade)
Unknown
Venice, Veneto
Venice
Italy
Piazzale Giuseppe Sirtori
(45.48015, 12.22262)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Montréal, QC
Montréal Region
Canada
Ave. Marie-Curie / Blvd. Alfred Nobel
(45.48518, -73.76222)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.6801
Other (At-Grade)
Multilane (2 Lane, unspecified)
1998 Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework.
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.
Karlovac, Karlovac

Croatia
Rakovac / Domobranska ulica / Stjepana Radića
(45.48686, 15.55641)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Karlovac, Karlovac

Croatia
D6 (Ivana Meštrovića) / Trg Josipa Broza Tita
(45.48738, 15.54551)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Through bypass lane on northwest leg.
Ottawa, ON
Ottawa
Canada
Old Montreal Rd. / St.Joseph Blvd. / Trim Rd.
(45.48900, -75.47775)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.3285
Other (At-Grade)
Multilane (2 Lane, unspecified)
2015 ICD estimated from Google Maps linework.
Ottawa, ON
Ottawa
Canada
Trim Rd. / Dairy Dr. / Taylor Creek Dr.
(45.49178, -75.47980)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
34.3268
Other (At-Grade)
Multilane (2 Lane, unspecified)
2015 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SW 47th Dr. / SW 43rd Ave.
(45.49245, -122.72111)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
54.4198
Other (At-Grade)
Single-lane w/ Traversable Central Island
2007 Completed 4/29/2007. Painted but unraised central island. No splitter islands. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 34th Ave. / SE Gladstone St.
(45.49335, -122.62978)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
61.9539
Other (At-Grade)
Single-Lane
1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 30th Ave. / SE Gladstone St.
(45.49337, -122.63466)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
32.6514
Other (At-Grade)
Single-Lane
1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Hillsboro, OR
Washington Co.
United States
Brookwood Ave. / Alexander St.
(45.49736, -122.93050)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6949
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 56th Ave. / SE Woodward St.
(45.50140, -122.60500)
Traffic Calming Circle
Existing
Unknown
None
3 Approaches
0 Driveways
43.5289
Other (At-Grade)
Single-Lane
1988 Completed 10/27/1998. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 58th Ave. / SE Woodward St.
(45.50140, -122.60310)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
1988 Completed 10/27/1998.
Saint-Joseph-du-Lac, QC
Deux-Montagnes Regional County Municipality
Canada
Chemin d'Oka / Chemin des Collines / Chemin des Collines / Autoroute 640
(45.50165, -73.99620)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.5288
Freeway Ramps (Grade-Separated)
Single-Lane
2012 Autoroute 640 terminates at this roundabout. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 45th Ave. / SE Clinton St.
(45.50336, -122.61610)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
87.0549
Other (At-Grade)
Single-Lane
1990 Completed 4/25/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
SE 47th Ave. / SE Clinton St.
(45.50336, -122.61400)
Traffic Calming Circle
Existing
Unknown
None
4 Approaches
0 Driveways
32.6456
Other (At-Grade)
Single-Lane
1990 Completed 4/25/1990. ICD estimated from Google Maps linework.