Roundabouts Database

28798 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Louisville, CO
Boulder Co.
United States 		E Hecla Dr. / Golden Eagle Way / Rose Ct.
(39.99337, -105.12375) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Louisville, CO
Boulder Co.
United States 		E Hecla Dr. / Snowberry Ln.
(39.99167, -105.12415) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Loveland, CO
Larimer Co.
United States 		Rio Blanco Ave. / Parlin St.
(40.41231, -105.12560) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.4621 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Nucla Ave. / Parlin St. / Parlin Ct.
(40.41230, -105.12657) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5527 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Tiger Ave. / Angora Dr.
(40.37680, -105.12750) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.2050 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Columbine, CO
Jefferson Co.
United States 		S. Simms St. / W. Quincy Ave.
(39.63865, -105.12860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.0301 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Columbine, CO
Jefferson Co.
United States 		S. Simms St. / Nelson St.
(39.64159, -105.12910) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.6271 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Right turn bypass lanes on three legs. ICD estimated from Google Maps linework.
Louisville, CO
Boulder Co.
United States 		Roser Dr. / W Hecla Dr. / Paschal Dr.
(39.99411, -105.13074) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2011
Fort Collins, CO
Larimer Co.
United States 		Tierra Ln. / Saddle Ridge Condominiums
(40.57545, -105.13140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.1217 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		W 1st St. / Crestone Dr. / CR 21
(40.39286, -105.13140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.0604 		Other (At-Grade)
Single-Lane 		2020 https://nextdoor.com/agency-post/co/loveland/city-of-loveland/residents-advised-to-plan-alternate-route-for-2-week-closure-at-1st-street-crestone-dr-163995294/
Loveland, CO
Larimer Co.
United States 		Crestone Dr. / Foothills Dr.
(40.39717, -105.13149) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		1997 Painted splitter islands; unmarked pedestrian crossings along circulatory roadway.
Broomfield, CO
Adams Co.
United States 		Zang St. / (parking lot #2)
(39.92641, -105.13170) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.7199 		Other (At-Grade)
Single-Lane 		2001 Serves commercial development. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Monte Vista Dr. East / W. 22nd St.
(40.41451, -105.13180) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
24.5519 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Monte Vista Dr. West / W. 22nd St.
(40.41449, -105.13290) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
26.3706 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Littleton, CO
Jefferson Co.
United States 		S Union Ct. / S Ida Ave.
(39.61175, -105.13316) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.0433 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Broomfield, CO
Adams Co.
United States 		Zang St. / (parking lot #1)
(39.92782, -105.13320) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.6350 		Other (At-Grade)
Single-Lane 		2001 Serves commercial development. ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Cuerto Ln. / (unknown)
(40.57718, -105.13330) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.3067 		Other (At-Grade)
Single-Lane 		2005 Functional Class: Local ICD estimated from Google Maps linework.
Lafayette, CO
Boulder Co.
United States 		Roser Dr. / Crater Lake Ln. / Murphy Creek Dr.
(39.99879, -105.13387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2008-2010).
Loveland, CO
Larimer Co.
United States 		Scenic Dr. / Foothills Dr.
(40.39674, -105.13522) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		1998 Painted splitter islands; unmarked pedestrian crossings along circulatory roadway.
Loveland, CO
Larimer Co.
United States 		Scenic Dr. / Lookout Dr.
(40.39773, -105.13528) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		1998 Painted splitter islands; unmarked pedestrian crossings along circulatory roadway.
Loveland, CO
Larimer Co.
United States 		Rossum Dr. / Mariana Hills Cir. / Mariana Ridge Ct.
(40.40225, -105.14134) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2017
Littleton, CO
Jefferson Co.
United States 		S Zang St. / Robert Easton Park
(39.60735, -105.14731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.6044 		Other (At-Grade)
Single-Lane 		2006 3rd leg added around 2012, Built for future 4th Leg. ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Arbutus Dr. / W. 2nd Pl.
(39.71649, -105.14750) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5609 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
Superior, CO
Boulder Co.
United States 		Rock Creek Pkwy. / 88th St.
(39.93764, -105.14780) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
47.6187 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Rossum Dr. / Cedar Valley Dr. / St. Andrews Dr.
(40.40005, -105.14791) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.0096 		Other (At-Grade)
Single-Lane 		No splitter islands. Completed before 1999. ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Arbutus Dr. / Red Rocks Community College
(39.71903, -105.14840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7465 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 87th Pkwy. / Beech St.
(39.85567, -105.15060) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1725 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Cedar Valley Dr. / Deer Meadow Dr.
(40.40159, -105.15175) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
27.2852 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (1999-2004). ICD estimated from Google Maps linework.
Whisper Creek, CO
Jefferson Co.
United States 		W 87th Dr. / W 87th Terrace
(39.85449, -105.15278) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Dakota Ridge, CO
Jefferson Co.
United States 		W Belleview Ave. / Quincy Ave.
(39.62415, -105.15506) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 Right-turn bypass lanes on north and east legs.
Applewood, CO
Jefferson Co.
United States 		W. 32nd Ave. / Eldridge St.
(39.76180, -105.15660) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.3790 		Other (At-Grade)
Single-Lane 		2005 North leg serves golf course parking lot. ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		Ellis St. / W 89th Loop / W 89th Pl.
(39.85736, -105.15782) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.8391 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Whisper Creek, CO
Jefferson Co.
United States 		W 87th Dr. / W 87th Ln.
(39.85326, -105.15802) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Arvada, CO
Jefferson Co.
United States 		W 87th Pkwy. / Ellis St.
(39.85537, -105.15826) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0895 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 87th Dr. / W 87th Pkwy. / W 88th Loop
(39.85512, -105.16070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0896 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Superior, CO
Boulder Co.
United States 		Main St. / Gateway Dr.
(39.95169, -105.16353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017 Elliptical shape.
Superior, CO
Boulder Co.
United States 		McCaslin Blvd. / Main St.
(39.95173, -105.16511) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.2711 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 West leg stubbed for future. ICD estimated from Google Maps linework.
Superior, CO
Boulder Co.
United States 		McCaslin Blvd. / Coalton Rd.
(39.92872, -105.16582) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1393 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Upper Clover Basin, CO
Boulder Co.
United States 		Clover Basin Dr. / Eagan Way / Eagan Cir.
(40.14043, -105.16769) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014
Lakewood, CO
Jefferson Co.
United States 		S Indiana St. / W Wesley Ave.
(39.67204, -105.16890) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0944 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 66th Ave. / W 66th Dr.
(39.81516, -105.17026) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.6867 		Other (At-Grade)
Single-Lane 		2007 Located 35 feet from adjacent stop-controlled intersection. No buffers between sidewalk and circulatory roadway. ICD estimated from Google Maps linework.
Superior, CO
Boulder Co.
United States 		5th Ave. / Center Dr.
(39.95764, -105.17190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1262 		Other (At-Grade)
Single-Lane 		1999 Serves Costco and Target as part of 750,000 square foot shopping center. Functional Class: Local ICD estimated from Google Maps linework.
Poplar, MT
Roosevelt Co.
United States 		US 2 / 13th Ave. E
(48.11433, -105.17243) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2014-2021).
Lower Clover Basin, CO
Boulder Co.
United States 		Portico Ln. / Portico Pl.
(40.13727, -105.17304) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Upper Clover Basin, CO
Boulder Co.
United States 		Mountain Dr. / Boundary Pl.
(40.14560, -105.17468) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2015).
Golden, CO
Jefferson Co.
United States 		S Golden Rd. / Moss St. / Research Rd.
(39.73392, -105.17606) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4724 		Other (At-Grade)
Single-Lane 		2012 Yield-controlled right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S Golden Rd. / Quaker St.
(39.73535, -105.18435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.5534 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Canon City, CO
Fremont Co.
United States 		Dozier Ave. / Fremont Dr.
(38.44797, -105.19374) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
28.0610 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2016-2019). ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Ulysses St.
(39.73771, -105.19390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5734 		Other (At-Grade)
Single-Lane 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Main entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Utah St.
(39.73919, -105.19620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.8782 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Lunnonhaus Dr.
(39.74062, -105.19840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island.
Golden, CO
Jefferson Co.
United States 		Jefferson County Pkwy. / Civic Center
(39.72717, -105.19940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.9051 		Other (At-Grade)
Single-Lane 		2000 Feeds parking lot ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Johnson Rd. / 16th St.
(39.74207, -105.20060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.6526 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Ford St. / Jackson St.
(39.74612, -105.20940) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
52.3432 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Heritage Rd. / Kimball Ave.
(39.72049, -105.20966) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.2339 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Heritage Rd / Eagle Ridge Dr
(39.72578, -105.20987) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4757 		Other (At-Grade)
Single-Lane 		2015 Oval shape. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Heritage Rd. / W 4th Ave.
(39.72190, -105.21004) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
12.8607 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015 Nearby pedestrian overcrossing in addition to at-grade pedestrian crossing on north leg. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Illinois St. / (unknown)
(39.73540, -105.21057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5747 		Other (At-Grade)
Single-Lane 		2002 Minimal splitter islands. No detectable warnings for the one pedestrian crossing. ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Cherryvale Rd. / Oreg St.
(40.01320, -105.21292) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.5272 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		19th St. / Elm St. / (college parking)
(39.74672, -105.22134) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6305 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Arvada, CO
Jefferson Co.
United States 		W 94th Ave. / Hallett St.
(39.86650, -105.22434) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014
Canon City, CO
Fremont Co.
United States 		Main St. / 15th St.
(38.44672, -105.22743) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2009 Yield-controlled right-turn bypass lane on west leg. Year Completed estimated (2007-2011).
Canon City, CO
Fremont Co.
United States 		Elm Ave. / S 9th St.
(38.42500, -105.23167) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.1986 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Kings Ridge Blvd. / Edison Ave.
(40.03098, -105.23950) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.7768 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Kings Ridge Blvd. / Franklin Dr.
(40.03237, -105.23960) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4342 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		St. Johns St. / New Haven Ct. (Hampton Circle)
(40.04742, -105.24740) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.5996 		Other (At-Grade)
Single-Lane 		1997 ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Pine St. / 17th St.
(40.02126, -105.27410) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
10.9755 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Balsam Ave. / 15th St.
(40.02675, -105.27660) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
8.2310 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Pine St. / 15th St.
(40.02072, -105.27670) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
16.4634 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Balsam Ave. / 14th St.
(40.02675, -105.27840) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.4619 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Evergreen Ave. / 9th St.
(40.03106, -105.28560) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
16.4609 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Maxwell Ave. / 6th St.
(40.02176, -105.28860) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
12.8046 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Arapahoe Ave. / 5th St.
(40.01295, -105.28920) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Boulder, CO
Boulder Co.
United States 		Pearl St. / 4th St.
(40.01571, -105.29050) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
20.1234 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Arapahoe Ave. / 4th St.
(40.01294, -105.29160) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Boulder, CO
Boulder Co.
United States 		Pearl St. / Mid-Block
(40.01501, -105.29390) 		Traffic Calming Circle
Existing 		Unknown
None 		2 Approaches
0 Driveways
16.4647 		Other (At-Grade)
Single-Lane 		Facilitates U-turns at west end of Pearl Street ICD estimated from Google Maps linework.
Valle de Banderas, Nayarit
Bahía de Banderas
Mexico 		Paseo de los Cocoteros / Paseo de las Garzas
(20.69860, -105.29646) 		Other
Existing 		All-Way Stop
None 		3 Approaches
1 Driveways
65.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified)
Valle de Banderas, Nayarit
Bahía de Banderas
Mexico 		Paseo de los Cocoteros / Rtno. Cozumel
(20.70296, -105.29773) 		Other
Existing 		All-Way Stop
None 		3 Approaches
0 Driveways
55.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified)
Valle de Banderas, Nayarit
Bahía de Banderas
Mexico 		Paseo de los Cocoteros / Blvd. Nuevo Vallarta
(20.70863, -105.30017) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
65.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Bus Stop pullout within circle.
Evergreen, CO
Jefferson Co.
United States 		CO 74 / CO 64 (Turkey Creek Rd.)
(39.58759, -105.30994) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2008
Evergreen, CO
Jefferson Co.
United States 		CR 65 / Bergen Pkwy.
(39.69101, -105.36050) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
26.6520 		Other (At-Grade)
Single-Lane 		1998 ICD estimated from Google Maps linework.
Idaho Springs, CO
Clear Creek Co.
United States 		Colorado Blvd. / I-70 WB Ramps
(39.74195, -105.49607) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2015
Nederland, CO
Boulder Co.
United States 		SH 72 / SH 119 / 2nd St. / Bridge St.
(39.96261, -105.51030) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
23.8006 		Other (At-Grade)
Single-Lane 		1995 Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Estes Park, CO
Larimer Co.
United States 		US 34 (Wonderview Ave.) / MacGregor Ave.
(40.38043, -105.52244) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.youtube.com/watch?v=AB4aM0_6gDs
Laramie, WY
Albany Co.
United States 		N 22nd St. / Cumulus Dr.
(41.33367, -105.56710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4910 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Camino des Colores
(36.37670, -105.57657) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.2334 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Weimer Rd.
(36.37696, -105.58156) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
42.3101 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Gusdorf Rd.
(36.37843, -105.58705) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.6167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Georgetown, CO
Clear Creek Co.
United States 		15th St. / Argentine St.
(39.71527, -105.69520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.8298 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Miles City, MT
Custer Co.
United States 		SR 59 (S Haynes Ave.) / I-94 WB Ramps
(46.39529, -105.82257) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 Raindrop shaped. https://www.facebook.com/184269241611945/videos/595272431092378/
Miles City, MT
Custer Co.
United States 		SR 59 (S Haynes Ave.) / Steel St. / I-94 EB Ramps
(46.39377, -105.82258) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 Raindrop shaped. https://www.mdt.mt.gov/pubinvolve/broadus/
Santa Fe, NM
Santa Fe Co.
United States 		Botulph Rd. / Arroyo Chamiso Rd. / Miguel Chavez Rd.
(35.64938, -105.94790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1153 		Other (At-Grade)
Single-Lane 		2002 Urban Compact, Southeast Santa Fe neighborhood Functional Class: Minor Collector ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Velocity Way / Santa Fe Community College parking lots
(35.60456, -105.99883) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0158 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		W Alameda St. / Siler Rd.
(35.66924, -105.99951) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
32.0189 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Richards Ave. / Dinosaur Trl. / Rabbit Rd.
(35.61898, -106.00046) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.santafecountynm.gov/news/detail/richards-avenue-at-dinosaur-trail-reopens-ahead-of-schedule
Santa Fe, NM
Santa Fe Co.
United States 		Richards Ave. / Willow Back Rd.
(35.61172, -106.00054) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.1871 		Other (At-Grade)
Single-Lane 		2007 https://newspaperarchive.com/santa-fe-new-mexican-nov-12-2007-p-9/ ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Velocity Way / Santa Fe Community College Main Entrance
(35.60331, -106.00060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9874 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Richards Ave. / College Dr.
(35.60719, -106.00060) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.1017 		Other (At-Grade)
Single-Lane 		2003 Community College District South of I-25 Previously controlled by 2 way stop Functional Class: Minor Arterial ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Richards Ave. / Avenida del Sur
(35.59883, -106.00177) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.santafenewmexican.com/news/local_news/richards-avenue-roundabout-in-rancho-viejo-to-open-friday/article_f5e83866-2671-11ee-95d5-7f933f0abaa5.html
Santa Fe, NM
Santa Fe Co.
United States 		Richards Ave. / Velocity Way
(35.60291, -106.00212) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.0165 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.