Roundabouts Database

29411 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
Brighton, CO
Adams Co.
United States 		W. Bridge St. / US 85 NB Ramps
(39.98683, -104.82320) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
43.0090 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 Part of double-dumbbell interchange with two roundabouts and one storage lane into railroad crossing. ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Meridian Village Pkwy. / Rutledge Ln.
(39.52471, -104.82329) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4561 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Meridian Village Pkwy. / Ashgrove Dr.
(39.52786, -104.82450) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.3754 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		W. Bridge St. / US 85 SB Ramps
(39.98682, -104.82450) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
43.9241 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 Part of double-dumbbell interchange with two roundabouts and one storage lane into railroad crossing. ICD estimated from Google Maps linework.
Aurora, CO
Arapahoe Co.
United States 		E Harvard Ave. / S Anaheim St. / Illif Station Rd.
(39.67177, -104.82563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.6103 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Commerce City, CO
Adams Co.
United States 		E 112th Ave. / (parking)
(39.89972, -104.82580) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
(unincorporated), CO
Douglas Co.
United States 		Meridian Village Pkwy. / Bristleridge Dr.
(39.53102, -104.82616) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.2946 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		S Tejon St. / Cascade Ave. / Cheyenne Blvd. / E Ramona Ave.
(38.80932, -104.82650) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 Oblong shaped. https://gazette.com/cheyenneedition/traffic-circle-a-new-addition-to-ivywild-neighborhood/article_3fcc22d0-9c41-11ea-9167-03e005636fa2.html
Castle Rock, CO
Douglas Co.
United States 		Rising Sun Dr. / Autumn Sage St.
(39.39210, -104.82736) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.0731 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		E. Cheyenne Mountain Blvd. / Springmeadow Dr.
(38.79132, -104.82750) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
81.9191 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Commerce City, CO
Adams Co.
United States 		E 112th Ave. / Potomac St.
(39.89963, -104.82770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018).
Meridian Inernational Business Center, CO
Douglas Co.
United States 		Tall Oaks St. / Bristleridge Dr.
(39.53104, -104.82951) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Colorado Springs, CO
El Paso Co.
United States 		Northgate Blvd. / I-25 NB Ramps
(39.02725, -104.83094) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.2461 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 https://www.krdo.com/news/local-news/north-gate-blvd-set-to-reopen-under-i-25-/34107950 . ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Struthers Rd. / Gleneagle Dr. / Gleneagle Gate View
(39.03042, -104.83108) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
64.0080 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2020 Oval shaped. ICD = 210 ft x 185 ft.
Commerce City, CO
Adams Co.
United States 		Wheeling St. / E 106th Ave. / Victor St.
(39.88895, -104.83121) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2003 Painted splitter islands.
Castle Rock, CO
Douglas Co.
United States 		Plum Creek Pkwy. / S Eaton Cir. / Eaton St.
(39.36073, -104.83311) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Elliptical shaped. ICD = 145 ft x 115 ft. Year Completed estimated (2020-2021).
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Old Broadmoor Rd.
(38.79479, -104.83360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.3405 		Other (At-Grade)
Single-Lane 		1995 Year Completed unknown (before 1999). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Southgate Blvd. / Gateway St.
(39.91320, -104.83390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2018 Year Completed estimated (2018-2019).
Commerce City, CO
Adams Co.
United States 		E 105th Ave. / Uvalda St.
(39.88673, -104.83520) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003).
Colorado Springs, CO
El Paso Co.
United States 		Northgate Blvd. / I-25 SB Ramps
(39.02538, -104.83627) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.1752 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 https://www.krdo.com/news/local-news/north-gate-blvd-set-to-reopen-under-i-25-/34107950 . ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		Vandehei Ave. / I-25 NB Ramps / Hynds Blvd.
(41.18365, -104.83710) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
46.7405 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Commerce City, CO
Adams Co.
United States 		Turnberry Pkwy. / Revere St.
(39.89062, -104.83800) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Cheyenne, WY
Laramie Co.
United States 		Vandehei Ave. / I-25 SB Ramps / Bishop Blvd.
(41.18365, -104.83900) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
44.9428 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Berthie Cir.
(38.79348, -104.83950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.7557 		Other (At-Grade)
Single-Lane 		1995 Year Completed unknown (before 1999). ICD estimated from Google Maps linework.
Young American, CO
Douglas Co.
United States 		E Plum Creek Pkwy. / Lake Gulch Rd. / S Gilbert St.
(39.35773, -104.84209) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Year Completed estimated (2019-2021).
Engelwood, CO
Douglas Co.
United States 		Aviator Way / Aviator Ln.
(39.55846, -104.84554) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003). South leg added 2004-2005.
Castle Rock, CO
Douglas Co.
United States 		Sapphire Pointe Blvd. / Sulfur Ln. / Peridot Ln.
(39.42788, -104.84576) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
63.6545 		Other (At-Grade)
Single-Lane 		2003 Single-stage pedestrian crossings, fully traversable splitter islands, no buffer between sidewalk and circulatory roadway. Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Beech Ave. / 1st St.
(38.79048, -104.84660) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
42.8219 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States 		Peoria St. / Cherry Creek Dr.
(39.61015, -104.84800) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.7631 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Centennial, CO
Arapahoe Co.
United States 		S Peoria St. / E Peakview Ave.
(39.59674, -104.84809) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8116 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Lioness Way / Lioness Pl.
(39.53520, -104.84861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5287 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Lake Cir.
(38.79144, -104.84880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.2724 		Other (At-Grade)
Single-Lane 		1995 Year Completed estimated (before 1999). ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		(unknown #2)
(38.87847, -104.84910) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
18.5952 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Commerce City, CO
Adams Co.
United States 		E 119th Ave. / Oakland St. / (unknown)
(39.91279, -104.84949) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2004). East leg added 2008-2010.
Greeley, CO
Weld Co.
United States 		Promontory Cir. / W 11th St.
(40.41889, -104.84990) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 4 roundabouts in series; 6 in vicinity.
Greeley, CO
Weld Co.
United States 		Promontory Cir. / W. 16th St.
(40.41505, -104.85090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 4 roundabouts in series; 6 in vicinity.
Greeley, CO
Weld Co.
United States 		Promontory Cir. / W 18th St.
(40.40869, -104.85120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 4 roundabouts in series; 6 in vicinity.
Greeley, CO
Weld Co.
United States 		Promontory Cir. / Con Agra Dr.
(40.41138, -104.85200) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 4 roundabouts in series; 6 in vicinity.
Colorado Springs, CO
El Paso Co.
United States 		Mesa Ave. / Park Ave. / Lake Cir.
(38.79330, -104.85226) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.7188 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Castle Pines, CO
Douglas Co.
United States 		Westbridge Dr. / Cross Canyon Trl.
(39.45951, -104.85287) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2019).
Castle Rock, CO
Douglas Co.
United States 		Sapphire Pointe Blvd. / Tremolite Dr.
(39.42908, -104.85397) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
52.5832 		Other (At-Grade)
Single-Lane 		2005 No buffer between sidewalk and circulatory roadway. ICD estimated from Google Maps linework.
Greeley, CO
Weld Co.
United States 		Promontory Cir. / W 16th St. / (parking)
(40.41524, -104.85540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 Part of 6 in vicinity.
Greeley, CO
Weld Co.
United States 		W 18th St. / Promontory Cir. / (parking)
(40.41203, -104.85840) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 Part of 6 in vicinity.
Monument, CO
El Paso Co.
United States 		Woodcarver Rd. / Baptist Rd.
(39.05651, -104.85853) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2015-2016).
Parker, CO
Douglas Co.
United States 		Cross Canyon Trl. / Canyon Forge Dr.
(39.47008, -104.85988) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Castle Rock, CO
Douglas Co.
United States 		S Wilcox St. / South St.
(39.36917, -104.86011) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 http://crgov.com/3296/Wilcox-and-South-Roundabout
Castle Rock, CO
Douglas Co.
United States 		Crystal Valley Pkwy. / Plum Creek Blvd.
(39.33642, -104.86553) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2024 https://m.facebook.com/story.php?id=100064394515704&story_fbid=2014182452315413
Colorado Springs, CO
El Paso Co.
United States 		Treeline View / Stately View
(38.87351, -104.86560) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
38.1228 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Mesa Rd. / Kissing Camels Dr.
(38.87808, -104.86580) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.7525 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Inverness, CO
Arapahoe Co.
United States 		Inverness Terr. / Inverness Blvd.
(39.57729, -104.87052) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007
Inverness, CO
Arapahoe Co.
United States 		Inverness Main St. / Inverness Blvd.
(39.57922, -104.87057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006
Colorado Springs, CO
El Paso Co.
United States 		N 30th St. / Gateway Rd.
(38.87780, -104.87071) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023 https://coloradosprings.gov/project/30th-street-corridor-project
(unincorporated), CO
Douglas Co.
United States 		Ridgegate Pkwy. / Ridgegate Cir. / Park Meadows Blvd.
(39.52945, -104.87450) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3498 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Part of transit-oriented development near future light-rail station ICD estimated from Google Maps linework.
Henderson, CO
Adams Co.
United States 		Henderson Rd. / E 124th Ave. / Park Blvd.
(39.92505, -104.87550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 Merging right-turn bypass lanes on north and east legs. https://adcogov.org/henderson-rd-park-blvd-roundabout-project
Aurora, CO
Denver Co.
United States 		Yosemite Way. / First Ave. / Dayton St.
(39.71878, -104.87592) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.6079 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		High Plains Rd. / I-25 NB Ramps
(41.06046, -104.87620) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
55.8337 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Only 3 of the 5 approaches are currently in service. One is under construction for the new Southeast Wyoming Welcome Center. The last is a future extension of High Plains to the east. ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States 		New Beale St. / (parking)
(39.41325, -104.87702) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2008).
Cheyenne, WY
Laramie Co.
United States 		High Plains Rd. / I-25 SB Ramps
(41.06202, -104.87730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.4293 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States 		Castle Rock Pkwy. / Promenade Pkwy. / I-25 SB Off-Ramp / I-25 NB Ramps
(39.42427, -104.87786) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.3611 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States 		Promenade Pkwy. / (parking lots)
(39.41882, -104.87797) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.5192 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States 		Promenade Pkwy. / (parking lot)
(39.42238, -104.87869) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5233 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Castle Pines, CO
Douglas Co.
United States 		Lagae Rd. / Monarch Blvd.
(39.46134, -104.87935) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.8834 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Castle Pines, CO
Douglas Co.
United States 		Lagae Rd. / Hyland Hills Rd.
(39.46753, -104.88126) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.4902 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Ridgegate Pkwy. / Ridgegate Cir. / Commons St.
(39.53187, -104.88300) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.4267 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Part of transit-oriented development near future light-rail station ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		E. Lowry Blvd. / Yosemite St.
(39.72373, -104.88400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.4416 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 ICD estimated from Google Maps linework.
Denver, CO
Arapahoe Co.
United States 		S Yosemite St. / E Wesley Dr.
(39.67305, -104.88513) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Castle Highlands, CO
Douglas Co.
United States 		Wolfensberger Rd. / Plum Creek Pkwy. / Coachline Rd.
(39.37564, -104.88568) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2018 Year Completed estimated (2017-2019).
(unincorporated), CO
Douglas Co.
United States 		Happy Canyon Rd. / Castle Pines Dr. S
(39.43975, -104.88723) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1278 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		Sports Blvd. / Great Lawn Dr.
(39.71922, -104.88740) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
15.6172 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Denver, CO
Adams Co.
United States 		Xanthia St. / Xanthia Way / E. 24th Ave.
(39.75166, -104.88760) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5468 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Denver, CO
Adams Co.
United States 		Willow St. / E. 21st Ave.
(39.74838, -104.88819) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.2212 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		CO 257 / Pointe Plaza Dr.
(40.47823, -104.88905) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2019 At-grade rail crossing located 370 feet to south. Year Completed estimated (2018-2019).
Denver, CO
Denver Co.
United States 		Fairmount Dr. / S Valentia St.
(39.70575, -104.89029) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2002).
Denver, CO
Denver Co.
United States 		E. Lowry Blvd. / N. Uinta Way
(39.71986, -104.89070) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.5258 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		Sports Blvd. / Wright St.
(39.71698, -104.89131) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.3738 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		Eastman Park Dr. / Water Valley Pkwy. / Cornerstone Dr.
(40.46521, -104.89186) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.4372 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		N. Uinta Way / E. 6th Ave. Pkwy.
(39.72570, -104.89200) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.4401 		Other (At-Grade)
Single-Lane 		1998 ICD estimated from Google Maps linework.
Castle Rock, CO
Douglas Co.
United States 		N Meadows Dr. / (unknown)
(39.41690, -104.89226) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2021
Denver, CO
Denver Co.
United States 		E. Lowry Blvd. / E Fairmount Dr. / Rampart Way
(39.71718, -104.89580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.6091 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 ICD estimated from Google Maps linework.
Thornton, CO
Adams Co.
United States 		Tamarac St. / E 129th Ave. / Tamarac Way
(39.93026, -104.89660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Denver, CO
Adams Co.
United States 		Syracuse St. / Rosalyn St. / 32nd Ave. Pkwy.
(39.76177, -104.89890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.1333 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		156th Ave. / 157th Ave. / Syracuse Way
(39.97989, -104.89921) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Henderson, CO
Adams Co.
United States 		E 96th Ave. / I-76 NB Ramps / Brighton Rd. / I-76 Frontage Rd.
(39.87074, -104.90024) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
68.7479 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Thornton, CO
Adams Co.
United States 		E 122nd Ave. / Roslyn St.
(39.91776, -104.90064) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
(unincorporated), CO
Douglas Co.
United States 		W Happy Canyon Rd. / Castle Pines Dr.
(39.42838, -104.90106) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8306 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		Eastman Park Dr. / 3rd St.
(40.46570, -104.90190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.2542 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Henderson, CO
Adams Co.
United States 		E 96th Ave. / I-76 WB Ramps / Brighton Rd. / I-76 Service Rd.
(39.87079, -104.90301) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
65.0813 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		New Liberty Rd. / Marina Dr.
(40.44626, -104.90330) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.9896 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		E Cross Roads Blvd. / 7th St. / (unknown)
(40.43692, -104.90540) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
58.1778 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Larkspur, CO
Douglas Co.
United States 		Bear Dance Dr. / Sky View Ln. / Elk View Rd. / Lake Dr.
(39.27054, -104.90711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.4367 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Johnstown, CO
Weld Co.
United States 		CR 17 / CR 54
(40.37782, -104.90748) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.facebook.com/WeldCountyGovernment/photos/congratulations-to-the-weld-county-department-of-public-worksweld-countys-first-/1884120768409090
Thornton, CO
Adams Co.
United States 		131st Ave. / Oneida St.
(39.93268, -104.90764) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Windsor, CO
Weld Co.
United States 		Eastman Park Dr. / 7th St.
(40.46536, -104.90772) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.6198 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		New Liberty Rd. / (future road)
(40.45101, -104.91123) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
43.6242 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		7th St. (CR 17) / New Liberty Rd.
(40.45096, -104.91256) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.9005 		Other (At-Grade)
Single-Lane 		2019 https://www.windsorgov.com/CivicAlerts.aspx?AID=1016 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States 		S. Monaco St. / E. Berry Ave.
(39.61682, -104.91340) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
11.9603 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States 		S. Monaco St. / E. Dorado Ave.
(39.61319, -104.91350) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
9.2007 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States 		S. Monaco St. / E. Dorado Pl.
(39.61199, -104.91350) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
11.0410 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States 		S. Monaco St. / E. Ida Ave.
(39.61082, -104.91350) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
14.7216 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States 		S. Monaco St. / E. Powers Ave.
(39.61501, -104.91350) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
9.2005 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.