| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Kamloops,
                BC Thompson-Nicola Canada  | 
            
                Aberdeen Dr. / Pacific Way (50.63858, -120.36983)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 51.5070  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Kamloops,
                BC Thompson-Nicola Canada  | 
            
                Nicola St. / 12th Ave. (50.67224, -120.31177)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | |
| 
                Clearwater,
                BC Thompson-Nicola Canada  | 
            
                Yellowhead Hwy. / Clearwater Valley Rd. / Park Dr. (51.65102, -120.03836)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 63.7278  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Thunder Bay,
                ON Thunder Bay Canada  | 
            
                Edward St. / Redwood Ave. (48.39410, -89.27780)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | https://www.thunderbay.ca/en/city-services/roundabout.aspx | 
| 
                Thunder Bay,
                ON Thunder Bay Canada  | 
            
                Marina Park Dr. (Sleeping Giant Pkwy.) / Pearl St. (48.43155, -89.21965)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 40.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Year Completed estimated (2013-2015). | 
| 
                Grand Mound,
                WA Thurston Co. United States  | 
            
                Old Highway 99 SW/ 198th Ave. SW (46.80065, -123.01220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | |
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Marvin Rd.  SE / Lake Forest Dr. SE / Oakwood St. SE (47.01411, -122.75428)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | |
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Chehalis Western Trl. / Woodland Trl. (47.03914, -122.83937)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 15.2400  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2015 | Bicycle trail to bicycle trail only roundabout. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                SR 510 / Meridian Rd. SE (47.01799, -122.72703)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://wsdot.wa.gov/projects/sr510/meridian-rd-roundabout/home | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Israel Rd. SW / Tyee Dr. SW (46.98552, -122.92855)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Right-turn-only lane on north leg. South leg stubbed. Year Completed estimated (2016-2017). | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Parkside Dr. SE / 53rd St. SE (47.00040, -122.81703)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2006-2009). | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                22nd Ave. SE / College St. SE (47.02744, -122.82321)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2020 | https://www.theolympian.com/news/local/article245417580.html | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Eskridge Blvd. SE / Henderson Blvd. SE (47.02326, -122.87856)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2020 | https://thejoltnews.com/stories/city-transportation-engineering-supervisor-explains-henderson-roundabout,267? | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Henderson Blvd. SE / Carlyon Ave. SE (47.01989, -122.87768)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2020 | https://thejoltnews.com/stories/city-transportation-engineering-supervisor-explains-henderson-roundabout,267? | 
| 
                Winnebago,
                NE Thurston Co. United States  | 
            
                US 75 / US 77 (42.23120, -96.47212)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.2574  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Boulevard Rd. / Morse-Merryman Rd. SE (47.01817, -122.86518)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 38.2699  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Hogum Bay Rd. NE / Willamette Dr. NE (47.06943, -122.76485)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.8601  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Marvin Rd. NE / 41st Ave. NE (47.09046, -122.78075)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0040  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | |
| 
                Dupont,
                WA Thurston Co. United States  | 
            
                Hoffman Hill Blvd. / Burnside Pl. (47.09605, -122.67150)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.8311  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Completed January 2004. ICD estimated from Google Maps linework. | 
| 
                Dupont,
                WA Thurston Co. United States  | 
            
                McNeil St. / Gaul Ave. (47.09734, -122.66080)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.0174  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Completed May 2001. ICD estimated from Google Maps linework. | 
| 
                Dupont,
                WA Thurston Co. United States  | 
            
                McNeil St. / Marshall Cir. (47.09618, -122.65520)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 26.8311  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Completed May 2001. ICD estimated from Google Maps linework. | 
| 
                Tacoma,
                WA Thurston Co. United States  | 
            
                N. 37th St. / Stevens St. / Mason Ave. (47.28197, -122.49590)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.8760  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | One leg skewed at ~60 degrees. Opened April 2007. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Olympic Way NW / 4th Ave. W / 5th Ave. W (47.04422, -122.91200)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                4 Approaches 0 Driveways 38.2512  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2004 | Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Olympic Way NW / Harrison Ave. NW / W Bay Dr. NW (47.04582, -122.91330)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                3 Approaches 0 Driveways 34.9947  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2004 | Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Tumwater Blvd. / New Market St. (46.97971, -122.91320)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 49.7052  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2006 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Yelm,
                WA Thurston Co. United States  | 
            
                SR 510 / Mud Run Rd. SE (46.96465, -122.63230)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.8630  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | October 2010. ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                I-5 NB Off-Ramp / Galaxy Dr. / Quinault Dr. (47.06127, -122.76890)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.5438  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Completed November 1, 2000. ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Meridian Rd. / Orion Dr. (47.06890, -122.74140)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.1661  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Marvin Rd. / Hawks Prairie Rd. (47.08312, -122.78070)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.6509  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                College St. / 45th Ave. (47.00710, -122.82310)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.0923  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2002 | Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                SR 510 (Marvin Rd.) / Pacific Ave. (47.03941, -122.76480)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.5572  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Pacific Ave. / Golf Club Rd. / Lacey Blvd. (47.03786, -122.82860)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                6 Approaches 0 Driveways 61.8604  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Completed July 22, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Pacific Ave. / Lacey Blvd. / Lacey St. / Homann Dr. (47.03677, -122.80630)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 53.7220  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2003 | Completed September 16, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Marvin Rd. NE / Main St. NE (47.06709, -122.76828)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2000 | Roundabout installed, although cross street not initially constructed. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Marvin Rd. / Britton Pkwy. (47.06905, -122.77090)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 46.3682  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2000 | Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Gig Harbor,
                WA Thurston Co. United States  | 
            
                Harbor Hill Dr. / (parking) (47.35845, -122.60116)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2008 | January 2008. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Rainier Rd. SE / SE Balustrade Blvd. (46.98697, -122.82220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | September 2005. Horizon Pointe subdivision. Serves as primary access to Horizon Pointe Elementary School. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                (unknown) / (unknown)  (47.04571, -122.76216)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Serves Lacey Regional Athletic Center. July 2007. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Vashon Dr. NE / Columbia Way NE (47.09724, -122.77000)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 26.0175  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Opened December 2005. ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Britton Pkwy. NE / Gateway Blvd. (47.06858, -122.78590)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 42.3012  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | Opened September 2007. ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Evergreen Pkwy. NW / McCann Plaza (47.06936, -122.97440)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 42.3006  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Entrance to college. Opened November 2005. ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                14th Ave. SE / E Bay Dr. / Henderson Blvd. SE (47.02971, -122.89140)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 33.3772  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Opened July 2005. Southbound right turn bypass lane. ICD estimated from Google Maps linework. | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Littlerock Rd. SW / Tumwater Blvd. SW (46.98283, -122.93544)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2009 | July 2009. | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Littlerock Rd. SW / Israel Rd. SW / 70th Ave. SW (46.98554, -122.93236)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2009 | October 2009. | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Littlerock Rd. SW / Odegard Rd. SW (46.98985, -122.92650)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | June 2010. | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Littlerock Rd. SW / Kingswood Dr. SW (46.99435, -122.92190)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2010 | September 2010. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Capitol Way N / Market St. NE / Corky Ave. NW / (parking) (47.05005, -122.90244)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            1995 | Painted splitter islands. June 1995. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Boulevard Rd. SE / Log Cabin Rd. SE (47.01433, -122.86520)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.0870  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | Opened November 2009. Left-turn only lanes on north and south legs with spiralling. ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Jefferson St SE / 14th Ave. SE (47.03555, -122.89581)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2010 | Double-left turn from north leg; double-right turn from south leg. October 2010. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Yelm Hwy SE / Boulevard Rd. SE (47.00397, -122.86540)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                3 Approaches 1 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2011 | May 2011. Right-turn-only lane on north leg. Located about 1000 feet from Centennial Elementary School and serves as a walking and school bus route. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Yelm Hwy SE / Brassfield Rd. SE (47.00372, -122.87309)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2011 | May 2011. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                18th Ave. SE / Fones Rd. SE (47.03250, -122.84697)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Double-right turn on north leg. October 2010. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                18th Ave. SE / Hoffman Rd. SE / Ontario St. SE (47.03250, -122.84959)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.8175  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Opened October 2010. ICD estimated from Google Maps linework. | 
| 
                Nisqually,
                WA Thurston Co. United States  | 
            
                SR 510 / Reservation Rd. SE (47.01164, -122.69148)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2013 | Reverse curves on west and east legs. Open November 2013. | 
| 
                Nisqually,
                WA Thurston Co. United States  | 
            
                SR 510 / Yelm Hwy SE (47.00928, -122.68839)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 62.7079  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | Right-turn bypass lane on southwest leg. Open December 2013. ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Willamette Dr. NE / 31st Ave. NE (47.07789, -122.75228)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.9205  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | Open October 2015. ICD estimated from Google Maps linework. | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Boulevard Rd. SE / 22nd Ave. (47.02903, -122.86477)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 97.6905  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | Right-turn-only lane on west leg. Elliptical shape. Open October 2014. ICD estimated from Google Maps linework. | 
| 
                Olympia,
                WA Thurston Co. United States  | 
            
                Yelm Hwy. SE / Meridian Rd. SE (46.98551, -122.74087)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | https://yelm-meridian-thurston.hub.arcgis.com/ | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Mullen Rd. SE / Carpenter Rd. SE (47.00464, -122.77990)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Year Completed estimated (2021-2022). | 
| 
                Grand Mound,
                WA Thurston Co. United States  | 
            
                US 12 / Sargent Rd. SW (46.80249, -123.01756)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://public-works-projects-thurston.hub.arcgis.com/pages/us-12-sargent-road | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                93rd Ave. SW / Lathrop Industrial Dr. (46.95285, -122.94231)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Add-lane right-turn bypass lane on south leg. Year Completed estimated (2021-2022). | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Crosby Blvd. SW / Barnes Blvd. SW / Barnes Ct. SW (47.01940, -122.92616)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 24.3840  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Painted splitter island on west leg. Year Completed estimated (2020-2021). | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                6th Ave. SW / I-5 NB Ramps (46.99904, -122.91042)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2024 | Yield-controlled right-turn bypass lane with low entry angle on north leg. Left-turn-only lane on south leg. https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Trosper Rd. SW / 6th Ave. SW (46.99984, -122.91042)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ | 
| 
                Tumwater,
                WA Thurston Co. United States  | 
            
                Capitol Blvd. SW / Trosper Rd. SE (46.99995, -122.90887)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/ | 
| 
                Lacey,
                WA Thurston Co. United States  | 
            
                Britton Pkwy. NE / Carpenter Rd. NE / Britton Ln. NE (47.06434, -122.79957)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | No splitter island on north leg. https://cityoflacey.org/projects/carpenter-road-britton-parkway-roundabout/ | 
| 
                Tierp,
                Uppsala County Tierp Sweden  | 
            
                Rte 292 / Uppsalavägen (60.33200, 17.51039)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.2431  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Tierp,
                Uppsala County Tierp Sweden  | 
            
                Rte 292 / E4 Ramps (60.34031, 17.48496)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 101.6538  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Tilburg,
                North Brabant Tilburg Netherlands  | 
            
                Stroomlaan / Beeklaan (51.55091, 5.04831)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 29.7062  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Tilburg,
                North Brabant Tilburg Netherlands  | 
            
                Gilzerbaan / Deltalaan (51.55374, 5.04203)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 27.4766  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Tilburg,
                North Brabant Tilburg Netherlands  | 
            
                Stappegoorweg / Curlingstraat / Professor Goossenslaan (51.54086, 5.07687)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 65.3682  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Timaru,
                Canterbury Timaru New Zealand  | 
            
                Wilson St. / Church St. (-44.39618, 171.23735)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Timashevsk,
                Krasnodar Timashyovsky District Russia  | 
            
                R268 / Krasnaya ulitsa (45.60001, 38.93078)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Unknown  |   
            Building in central island. | |
| 
                Timashevsk,
                Krasnodar Timashyovsky District Russia  | 
            
                R268 / ulitsa Novatorov (45.60081, 38.95867)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Unknown Unknown  |   
            Building in central island. | |
| 
                Timashevsk,
                Krasnodar Timashyovsky District Russia  | 
            
                P268 (45.63885, 38.97118)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Unknown  |   
            Circulating traffic yields to entering traffic. | |
| 
                Timashevsk,
                Krasnodar Timashyovsky District Russia  | 
            
                R268 / Doroga Timashevsk Korenovsk (45.62691, 38.98549)  | 
            
                Other Existing  | 
            
                Other Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            Circulating traffic yields to entering traffic. | |
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                S CR 250 E / Eppingham Dr. / Lila Way (40.36129, -86.85704)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Yield-controlled right-turn bypass lane on north leg. | 
| 
                Benjamin Crossing,
                IN Tippecanoe Co. United States  | 
            
                Chilton Dr. (40.35858, -86.85344)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                2 Approaches 3 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            ||
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Cumberland Ave. (W 250 N) / Klondike Rd. (40.45288, -86.96200)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2018-2020). | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                SR 26 / Newman Rd. (40.42442, -86.94086)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2018-2020). | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Mondavi Blvd. / Silverado Dr. (40.35017, -86.85804)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | |
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                McCormick Rd. / W Stadium Ave. (40.43063, -86.93198)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.4557  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | https://www.purdueexponent.org/campus/public_safety/article_602c0950-9bdf-11e8-98b2-73ffea2f5242.html ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Klondike Rd. / Lindberg Rd. (40.44564, -86.96186)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 9.0891  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.wlfi.com/content/video/511776742.html ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                E 430 S / S 150 E / S 18th St. (40.35570, -86.87599)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.6860  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                E State St. / Columbia St. / South St. / Tapawingo Dr. (40.41969, -86.90046)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 44.5538  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Cumberland Ave. / Kent Ave. (40.46064, -86.93030)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.7092  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Cumberland Ave. / Yeager Rd. (40.46072, -86.92457)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.5308  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Year Completed estimated (2012-2015). ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Cumberland Ave. / Manchester St. (40.46060, -86.92022)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 1 Driveways 36.3483  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Year Completed estimated (2012-2015). ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Northwestern Ave. / Yeager Rd. (40.45031, -86.92487)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 47.2600  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                S River Rd. / Williams St. / Tapawingo Dr. (40.41833, -86.90641)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 50.0104  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Shenandoah Dr. / Navarre Dr. (40.42654, -86.84718)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 20.0017  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Concord Rd. / Maple Point Dr. (40.38670, -86.85735)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 40.0271  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Walter Scholer Dr. / CR 10 W (40.38265, -86.90634)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 59.1345  | 
            
                Other (At-Grade) Single-Lane  |   
            Unknown completion date (before 1993). ICD estimated from Google Maps linework. | |
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Old Romney Rd. / Twyckenham Blvd. / Brunswick Dr. (40.38465, -86.91117)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 40.0283  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                Twyckenham Blvd. / Poland Hill Rd. (40.38356, -86.89532)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 39.1192  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | ICD estimated from Google Maps linework. | 
| 
                Lafayette,
                IN Tippecanoe Co. United States  | 
            
                SR 25 / Old SR 25 (40.45910, -86.84349)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 55.4324  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2012 | Right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippecanoe Co. United States  | 
            
                S Martin Jischke Dr. / Harrison St. / Nimitz Dr. (40.42043, -86.92193)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 55.4643  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | On Purdue University campus. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework. | 
| 
                West Lafayette,
                IN Tippicanoe Co. United States  | 
            
                McClure Ave. / Win Hentschel Blvd. (40.46592, -86.92810)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 59.0613  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Tipton,
                IN Tipton Co. United States  | 
            
                W CR 200 S / US 31 SB Ramps (40.27504, -86.12878)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 36.4485  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2016 | Ramp terminal replaced at-grade signalized intersection. ICD estimated from Google Maps linework. | 
| 
                Tipton,
                IN Tipton Co. United States  | 
            
                W CR 200 S / US 31 NB Ramps / (parking lot) (40.27497, -86.12603)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 43.7383  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2016 | Ramp terminal replaced at-grade signalized intersection. ICD estimated from Google Maps linework. |