| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Billings,
                MT Yellowstone Co. United States  | 
            
                Old US 312 / Five Mile Rd. (45.86957, -108.42768)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml | 
| 
                Billings,
                MT Yellowstone Co. United States  | 
            
                Five Mile Rd. / Mary St. / (Billings Bypass) (45.84863, -108.42492)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | https://www.yourbigsky.com/local-news-2/billings-bypass-project-roundabout-opening-on-november-24/ | 
| 
                Mancos,
                CO Montezuma Co. United States  | 
            
                Ruins Rd. / (entrance to visitor center) / (service road) (37.33917, -108.41185)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Entrance to Mesa Verde National Park. Year Completed estimated (2020-2023). Previous control was mix of stop and uncontrolled movements. | 
| 
                Farmington,
                NM San Juan Co. United States  | 
            
                W Main St. / Auburn Ave. (36.72905, -108.21064)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | |
| 
                Farmington,
                NM San Juan Co. United States  | 
            
                W Main St. / Behrend Ave. (36.72906, -108.20803)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.facebook.com/downtownfarmingtonnm/videos/main-st-phase-2-reopened-to-vehicles-on-november-24th-2020/170344904783299/ | 
| 
                Farmington,
                NM San Juan Co. United States  | 
            
                Main St. / Orchard Ave. (36.72905, -108.20540)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Oblong shaped. https://durangoherald.com/articles/332836 | 
| 
                Farmington,
                NM San Juan Co. United States  | 
            
                E Main St. / S Miller Ave. (36.72910, -108.20333)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | |
| 
                Farmington,
                NM San Juan Co. United States  | 
            
                Foothills Dr. / Rinconada St. (36.79144, -108.13909)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Year Completed estimated (2015-2019). | 
| 
                Parachute,
                CO Garfield Co. United States  | 
            
                Old Hwy 6 / I-70 WB Ramps (39.42982, -108.07610)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2012 | |
| 
                Parachute,
                CO Garfield Co. United States  | 
            
                Old Hwy 6 / I-70 EB Ramps / (unknown) (39.42828, -108.07440)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 57.9120  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2012 | |
| 
                Montrose,
                CO Montrose Co. United States  | 
            
                Grand Ave. / N 9th St. (38.48349, -107.88856)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Year Completed estimated (2011-2012). | 
| 
                Telluride,
                CO San Miguel Co. United States  | 
            
                CO-145 / CO-145 Spur (37.95036, -107.87135)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.6712  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Through bypass lane along top of T-intersection. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Florida Rd. / Riverview Dr. (37.28319, -107.86900)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4086  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Montrose,
                CO Montrose Co. United States  | 
            
                Ogden Rd. / Woodgate Rd. (38.45096, -107.86297)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.7365  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Year Completed estimated (2011-2012). ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                CR 238 / Fort Lewis Dr. / College Dr. (37.27940, -107.85940)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.7643  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | ICD estimated from Google Maps linework. | 
| 
                Montrose,
                CO Montrose Co. United States  | 
            
                Miami Rd. / Hillcrest Dr. (38.48179, -107.85677)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.cityofmontrose.org/701/Miami-Hillcrest-Roundabout-Project | 
| 
                Montrose,
                CO Montrose Co. United States  | 
            
                S Hillcrest Dr. / Sunnyside Rd. (38.47450, -107.85663)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 15.8954  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | date: https://www.cityofmontrose.org/CivicAlerts.aspx?AID=1235 ICD estimated from Google Maps linework. | 
| 
                Montrose,
                CO Montrose Co. United States  | 
            
                Niagara Rd. / Hillcrest Dr. (38.46724, -107.85663)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.montrosepress.com/hillcrest-and-niagara-roundabout-opens/image_bc92464a-3aea-11ef-be15-b79f08cef2a5.html | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Jenkins Ranch Rd. / Molas Dr. (37.28099, -107.85550)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 28.5089  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Jenkins Ranch Rd. / Ophir Dr. (37.28321, -107.85120)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 26.6075  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Jenkins Ranch Rd. / Lizard Head (south) (37.28605, -107.84710)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 24.7061  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Jenkins Ranch Rd. / Lizard Head (north) (37.28920, -107.84310)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 27.5556  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Jenkins Ranch Rd. / Kennebec Dr. (37.29216, -107.84010)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 23.7539  | 
            
                Other (At-Grade) Single-Lane  |   
            2003 | ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                US 550 / US 160 EB Entrance Ramp (37.22666, -107.83949)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Unknown  |   
            2024 | https://www.facebook.com/coloradodot/videos/grandview-interchange-us-550-us-160-durango-on-monday-715-many-motorists-travele/853241030015092/ | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Wilson Gulch Dr. / US 160 Ramps (37.22979, -107.83946)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 67.0560  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            2012 | Year Completed estimated (2011-2014). North leg added 2015-2017. https://www.codot.gov/projects/archived-project-sites/us-160-wilson-gulch-road-extension | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                US 550 / US 160 WB Ramps / US 160 EB Exit Ramp / Wilson Gulch Dr. (37.22978, -107.83943)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 64.0080  | 
            
                Freeway Ramps (Grade-Separated) Multilane (3+ Lane)  |   
            2014 | Year Completed estimated (2011-2014). North leg added 2014-2017. US 550 added in 2024, although that uses the same leg as US 160 EB. https://www.durangoherald.com/articles/u-s-highway-550-connection-finally-opens-in-durango/ | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                Wilson Gulch Dr. / Three Springs Blvd. (37.23339, -107.82310)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2006 | |
| 
                Telluride,
                CO San Miguel Co. United States  | 
            
                W. Colorado Ave. / Mahoney Dr. / Brewery Rd. (37.94135, -107.82080)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.9083  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | ICD estimated from Google Maps linework. | 
| 
                Durango,
                CO La Plata Co. United States  | 
            
                (Mercy Regional Medical Center ring road) / (unknown) (37.23677, -107.82050)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 34.2308  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Rifle,
                CO Garfield Co. United States  | 
            
                Taughenbaugh Blvd. / I-70 EB Ramps (39.52339, -107.77710)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 50.6695  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Rifle,
                CO Garfield Co. United States  | 
            
                Taughenbaugh Blvd. / 7th St. / Airport Rd. (39.52260, -107.77673)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.8509  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Silt,
                CO Garfield Co. United States  | 
            
                US 6 (Main St. / ) / 9th St. (39.54703, -107.65360)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 22.1028  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Bayfield,
                CO La Plata Co. United States  | 
            
                CR 501 / Bayfield Center Dr. (37.23393, -107.60191)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Bayfield Center Drive is a new roadway. Completed Fall 2001. | 
| 
                Bayfield,
                CO La Plata Co. United States  | 
            
                N Mountain View Dr. / E Lakeside Dr. / E Oak Dr. (37.23990, -107.59445)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 18.0655  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | Combined two close intersections. ICD estimated from Google Maps linework. | 
| 
                Acoma Indian Reservation,
                NM McKinley Co. United States  | 
            
                SH 30 / I-40 EB Ramps (35.07341, -107.56120)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 65.4897  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2010 | Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework. | 
| 
                Acoma Indian Reservation,
                NM McKinley Co. United States  | 
            
                SH 30 / I-40 WB Ramps (35.07505, -107.56110)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 65.4884  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2010 | Merging right-turn bypass lane on north leg. Series of 3 roundabouts. ICD estimated from Google Maps linework. | 
| 
                Acoma Indian Reservation,
                NM McKinley Co. United States  | 
            
                Silver Dollar Rd. / Veterans Blvd. (35.07119, -107.56000)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 43.0093  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Near Hospital, low ADT, series of 3 roundabouts. ICD estimated from Google Maps linework. | 
| 
                New Castle,
                CO Garfield Co. United States  | 
            
                Castle Valley Blvd. / Pyramid St. (39.57959, -107.52880)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 0 Driveways 33.1386  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | ICD estimated from Google Maps linework. | 
| 
                New Castle,
                CO Garfield Co. United States  | 
            
                Castle Valley Blvd. / (TBD) (39.57517, -107.52190)  | 
            
                Roundabout Existing  | 
            
                Unknown Unknown  | 
            
                2 Approaches 0 Driveways 31.2996  | 
            
                Other (At-Grade) Single-Lane  |   
            1999 | Facilitates U-turns. ICD estimated from Google Maps linework. | 
| 
                New Castle,
                CO Garfield County United States  | 
            
                US 6 / Castle Valley Blvd. (39.56797, -107.51604)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | https://kdvr.com/news/local/new-multi-lane-roundabout-at-intersection-of-us-6-and-castle-valley-road/ | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                Mel Ray Rd. / I-70 EB Ramps / Midland Ave. / Riverine Rd. (39.56019, -107.36139)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 46.9595  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2006 | 1 of 2 at Exit 114 on I-70, observed under construction in 2005. ICD estimated from Google Maps linework. | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                Mel Ray Rd. / I-70 WB Ramps / US 6 (39.56142, -107.36127)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways 44.1965  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                W Meadows Dr. / (parking) (39.55567, -107.34547)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Year Completed estimated (2002-2005). | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                E Meadows Dr. / (parking) (39.55340, -107.34114)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | Year Completed estimated (2002-2005). | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                 Midland Ave. / 27th St. / (unknown) (39.52449, -107.32718)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0074  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | Year Completed estimated (2006-2011). Fourth approach to new subdivision added 2015-2017. ICD estimated from Google Maps linework. | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                US 6 (6th St.) / Laurel St. / N River Dr. (39.55027, -107.32708)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.7572  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | ICD estimated from Google Maps linework. | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                N River St. / (parking) (39.54920, -107.32567)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 25.9080  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2018 | Underneath SR 82. Year Completed estimated (2017-2018). | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                27th St. / Grand Ave. (39.52536, -107.32501)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.8704  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.postindependent.com/news/27th-street-roundabout-a-tight-turn-for-full-size-semi-trucks-other-vehicles-ok-city-officials-say/ | 
| 
                Glenwood Springs,
                CO Garfield Co. United States  | 
            
                Airport Rd / MIdland Rd / Four Mile Rd / (unknown) (39.50807, -107.31691)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Year Completed estimated (2021-2023). | 
| 
                Truth Or Consequences,
                NM Sierra Co. United States  | 
            
                Business Loop I-25 (N Date St.) / SR 181 (33.15358, -107.24679)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.youtube.com/watch?v=Nfyt2hSlyv0 This is the third roundabout in that video; it starts coming into view about half way through. Southwest leg is stubbed. | 
| 
                Truth Or Consequences,
                NM Sierra Co. United States  | 
            
                N Date St. / Smith St. / (parking) (33.14880, -107.24658)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 57.9120  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Aerial video (from Aug 2023) of partially built roundabout here: https://www.youtube.com/watch?v=Uuj6HQxQhlI | 
| 
                Truth Or Consequences,
                NM Sierra Co. United States  | 
            
                N Date St. / New School Rd. (33.14983, -107.24616)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 57.9120  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Aerial video (from Aug 2023) of partially built roundabout here: https://www.youtube.com/watch?v=Uuj6HQxQhlI | 
| 
                Carbondale,
                CO Garfield Co. United States  | 
            
                CO-133 / Main St. (39.40113, -107.21968)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 42.4526  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                El Jebel,
                CO Eagle Co. United States  | 
            
                El Jebel Rd. / Shadow Rock Rd. (39.39554, -107.08999)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 128.2910  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | https://www.aspentimes.com/news/el-jebel-road-roundabout-opens-saturday/ ICD estimated from Google Maps linework. | 
| 
                Basalt,
                CO Eagle Co. United States  | 
            
                Willits Ln. / E Valley Rd. (39.38865, -107.08520)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | https://www.aspentimes.com/news/willits-lane-roundabout-due-for-work/ https://www.gouldconstruction.com/willits-lane-east-valley-road-roundabout-2/ ICD estimated from Google Maps linework. | 
| 
                Dotsero,
                CO Eagle Co. United States  | 
            
                Colorado River Rd. / US 6 / I-70 Frontage Rd. / I-70 WB On-Ramp (39.64841, -107.06570)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2013 | Year Completed estimated (2011-2015). | 
| 
                Basalt,
                CO Pitkin Co. United States  | 
            
                Emma Rd. / Basalt Ave. (39.36484, -107.03476)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            Painted splitter islands. | |
| 
                Gypsum,
                CO Eagle Co. United States  | 
            
                I-70 Frontage Roads / US 6 (39.65086, -106.95510)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 53.3351  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | ICD estimated from Google Maps linework. | 
| 
                Gypsum,
                CO Eagle Co. United States  | 
            
                US 6 / Valley Rd. / Estes Ln. (39.64477, -106.94904)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.townofgypsum.com/Home/Components/FacilityDirectory/FacilityDirectory/1066/1310 | 
| 
                Gypsum,
                CO Eagle Co. United States  | 
            
                Valley Rd. / Gypsum Creek Rd. / Cooley Mesa Rd. / Vicksburg Ln. (39.63813, -106.94897)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2017-2020). | 
| 
                Snowmass Village,
                CO Pitkin Co. United States  | 
            
                Wood Rd. / Carriage Way (39.21000, -106.94756)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 40.7179  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Rio Puerco,
                NM Bernalillo Co. United States  | 
            
                Central Ave. / I-40 EB Ramps (35.03048, -106.94750)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 68.4580  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2008 | Owned by New Mexico DOT. Previously controlled by stop control ICD estimated from Google Maps linework. | 
| 
                Snowmass Village,
                CO Pitkin Co. United States  | 
            
                Brush Creek Rd. / Wood Rd. / Kearns Rd. (39.21053, -106.94725)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 27.7620  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Rio Puerco / Central Ave. NW / I-40 WB Onramp (35.03300, -106.94539)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 46.9412  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Gypsum,
                CO Eagle Co. United States  | 
            
                US 6 / Schoolside Rd. (39.64575, -106.94449)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | https://www.vaildaily.com/news/newly-completed-gypsum-roundabout-includes-a-late-addition-that-should-lessen-traffic/ https://www.townofgypsum.com/Home/Components/FacilityDirectory/FacilityDirectory/1066/1310 | 
| 
                Snowmass Village,
                CO Pitkin Co. United States  | 
            
                Brush Creek Rd. / Highline Rd. (39.22541, -106.92049)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | |
| 
                Aspen,
                CO Pitkin Co. United States  | 
            
                SR 82 / Maroon Creek Rd. / Castle Creek Rd. (39.19557, -106.84025)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.9600  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2000 | |
| 
                Eagle,
                CO Eagle Co. United States  | 
            
                US 6 / Sylvan Lake Rd. / Violet Ln. (39.64773, -106.83799)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 42.3021  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | Estimated year completed. ICD estimated from Google Maps linework. | 
| 
                Eagle,
                CO Eagle Co. United States  | 
            
                Eby Creek Rd. / Market St. (39.66135, -106.82905)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 29.4218  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework. | 
| 
                Eagle,
                CO Eagle Co. United States  | 
            
                Eby Creek Rd. / I-70 WB Ramps (39.66068, -106.82819)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 32.1804  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2013 | Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework. | 
| 
                Eagle,
                CO Eagle Co. United States  | 
            
                Eby Creek Rd. / I-70 EB Ramps (39.65961, -106.82719)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 37.6976  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2013 | Right-turn bypass lane in southeast quadrant. Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework. | 
| 
                Eagle,
                CO Eagle Co. United States  | 
            
                Eby Creek Rd. / Chambers Ave. (39.65871, -106.82638)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 45.9733  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework. | 
| 
                Eagle,
                CO Eagle Co. United States  | 
            
                Eby Creek Rd. / US 6 (39.65630, -106.82500)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Active Pedestrian Warning (flashing yellow)  | 
            
                4 Approaches 0 Driveways 40.4579  | 
            
                Other (At-Grade) Single-Lane  |   
            2001 | Opened July 2001. Highway ref pt. 6-49.67. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 
                Steamboat Springs,
                CO Routt Co. United States  | 
            
                Central Park Dr. / Alpine Plaza / (parking) (40.46194, -106.82118)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | Entrance to Central Park Plaza shopping center. Year Completed estimated (2015-2018). | 
| 
                Steamboat Springs,
                CO Routt Co. United States  | 
            
                Mount Werner Dr. / Steamboat Blvd. / Bangtail Way (40.45897, -106.81287)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | https://www.engagesteamboat.net/roundabout | 
| 
                Steamboat Springs,
                CO Routt Co. United States  | 
            
                Mt Werner Cir. / Apres Ski Way (40.45516, -106.80718)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 30.8986  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Year Completed estimated (2006-2008). ICD estimated from Google Maps linework. | 
| 
                Steamboat Springs,
                CO Routt Co. United States  | 
            
                Mt Werner Cir. / Ski Time Square Dr. (40.45888, -106.80633)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 1 Driveways 25.4445  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | ICD estimated from Google Maps linework. | 
| 
                Las Cruces,
                NM Dona Ana Co. United States  | 
            
                N Main St. / N Water St. / N Church St. (32.31404, -106.77979)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.3465  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | ICD estimated from Google Maps linework. | 
| 
                Saskatoon,
                SK Saskatchewan Canada  | 
            
                Kensington Blvd. / Centennial Dr. / Hassard Close (52.13231, -106.75890)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 43.2545  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Saskatoon,
                SK Saskatchewan Canada  | 
            
                Kensington Rd. / 33rd St. W (52.14754, -106.75065)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 35.1781  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | ICD estimated from Google Maps linework. | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Ventana Ridge Rd. NW / Ventana W Pkwy. NW (35.19845, -106.74948)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 37.0864  | 
            
                Other (At-Grade) Single-Lane  |   
            2004 | Year Completed estimated (2004-2005). ICD estimated from Google Maps linework. | 
| 
                Las Cruces,
                NM Dona Ana Co. United States  | 
            
                S Triviz Dr. / (connector to University Dr.) / I-25 SB Off-Ramp (32.28732, -106.74007)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | |
| 
                Las Cruces,
                NM Dona Ana Co. United States  | 
            
                S Triviz Dr. / (connector to University Dr.) / I-25 SB On-Ramp (32.28619, -106.73984)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2021 | |
| 
                Las Cruces,
                NM Dona Ana Co. United States  | 
            
                Sonoma Ranch Blvd. / Arroyo Rd. (32.41740, -106.73863)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | Year Completed estimated (2016-2019). | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Las Estancias Dr. / Las Estancias Way (35.01852, -106.71345)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 32.2778  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Las Estancias Dr. / (unknown) (35.01799, -106.71186)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.0811  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2013 | Two legs stubbed. ICD estimated from Google Maps linework. | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Monolith Dr. NW / Boulder Trl. Pl. NW (35.19212, -106.70888)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.3050  | 
            
                Other (At-Grade) Single-Lane  |   
            2012 | Year Completed estimated (2011-2012). ICD estimated from Google Maps linework. | 
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                Cherry Rd. NE / 17th Ave. NE (35.28760, -106.70361)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.1712  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Year Completed estimated (2009-2010). ICD estimated from Google Maps linework. | 
| 
                West Mesa,
                NM Bernalillo Co. United States  | 
            
                Yucca Dr. NW / Bluewater Rd. NW (35.08850, -106.70053)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Loop Two NW / Learning Rd. NW (Bosque School Rd. NW) / Antequera Rd. NW (35.14393, -106.69165)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 28.9560  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Difference of opinion between Bing and Googlemaps of name of Learning/Bosque School Rd. | 
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                Arena Dr. NE / HP Way NE (35.31009, -106.69007)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.1877  | 
            
                Other (At-Grade) Single-Lane  |   
            2009 | ICD estimated from Google Maps linework. | 
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                King Blvd. NE / Park Dr. NE (35.31365, -106.68872)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.1100  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Fourth leg stubbed. Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Antequera Rd. NW / Mirandela St. NW (35.14597, -106.68837)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | |
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                King Blvd. NE / Main St. NE (35.31189, -106.68624)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.2886  | 
            
                Other (At-Grade) Single-Lane  |   
            2007 | Fourth leg stubbed. Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. | 
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                Campus Blvd. NE / Center Blvd. NE (35.31768, -106.68441)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                2 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Year Completed estimated (2009-2011). | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Nunzio Ave. NW / Vista Fuente Rd. NW (35.18391, -106.67731)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 31.2362  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2007-2008). ICD estimated from Google Maps linework. | 
| 
                Albuquerque,
                NM Bernalillo Co. United States  | 
            
                Candelaria Rd. NW / Rio Grande Blvd. NW (35.12510, -106.67385)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 22.4673  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.krqe.com/news/albuquerque-metro/roundabout-at-candeleria-and-rio-grande-now-open/ ICD estimated from Google Maps linework. | 
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                Country Club Dr. SE / Broadmoor Blvd. / Esplanade Cir. SE (35.24556, -106.67238)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.2618  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Rio Rancho,
                NM Sandoval Co. United States  | 
            
                Loma Colorado Blvd. NE / (parking) (35.26261, -106.67142)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | Add-lane right-turn bypass lane on north leg. Year Completed estimated (2009-2011). | 
| 
                Lame Deer,
                MT Rosebud Co. United States  | 
            
                US 212 / Cheyenne Ave. (45.62346, -106.66642)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | https://www.youtube.com/watch?v=lFiVq3W5VE8&list=PLxseor6I1x1FeOZIuVw6kIHif9ZNvw2DC&index=1 |