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
Carmel, IN
Hamilton Co.
United States 		W. 136th St. / Ditch Rd.
(39.98478, -86.18355) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2650 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / US 31 SB Ramps
(39.98504, -86.14209) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014
Carmel, IN
Hamilton Co.
United States 		Spring Mill Rd. / W. 136th St.
(39.98505, -86.16485) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.6893 		Other (At-Grade)
Single-Lane 		2005 Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States 		Britton Park Rd. / E 135th St.
(39.98523, -86.00616) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.6043 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Killdeer St. / Pelican Ave.
(39.98524, -104.74270) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Carmel, IN
Hamilton Co.
United States 		131st St. / Oakridge St.
(39.98528, -86.14577) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6042 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Prairie Falcon Pkwy. / Killdeer St.
(39.98546, -104.74473) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
108.8973 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		N Gray Rd. / E Smokey Row Rd. (E 136th St.)
(39.98556, -86.08969) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.6041 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Smoky Row Rd. / North End Dr.
(39.98560, -86.13813) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://content.govdelivery.com/attachments/fancy_images/INCARMEL/2023/05/7675938/4767484/smoky-row_crop.jpg https://content.govdelivery.com/accounts/INCARMEL/bulletins/35c7e4e?fbclid=IwAR2JH8UKd4F6MRVvqVsiXUfV2V1dse_PtuObd0hhCSqbDILigJt3Txdx6Mc#:~:text=in%20winter%202024.-,SMOKY%20ROW,-%3A%C2%A0This%20project
Carmel, IN
Hamilton Co.
United States 		N. Rangeline Rd. / 8th St.
(39.98565, -86.12726) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.3681 		Other (At-Grade)
Single-Lane 		2008 Centerline shifted to west to avoid cemetary. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Old Merdian St. / W. 136th St. / Eglin Dr. / Rohrer Rd.
(39.98577, -86.14240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2014 Replaced three-way stop-controlled intersection with one uncontrolled leg.
Carmel, IN
Hamilton Co.
United States 		E 136th St. / Keystone Pkwy SB Ramps
(39.98581, -86.11488) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1134 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Part of tight diamond interchange with raindrop shape central island. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		E Smokey Row Rd. / Carey Rd.
(39.98591, -86.10820) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
25.6227 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		E 136th St. / Keystone Pkwy NB Ramps
(39.98598, -86.11404) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		3 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Part of tight diamond interchange with raindrop shape central island. Modified in 2016-2017 to add metering signals. Northbound ramp from Keystone Pkwy has a metering signal (PHB) that activates during peak hours when triggered by a long westbound queue. Eastbound approach has a metering signal (PHB) that activates during peak hours when triggered by a long northbound queue. 21442
Sincan, Ankara

Turkey 		Gazi Mustafa Kemal Bulvarı / Menderes Caddesi
(39.98604, 32.59374) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Etimesgut, Ankara

Turkey 		Üç Şehitler Caddesi / Amasya Beyannamesi Caddesi
(39.98607, 32.62322) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max)
Fishers, IN
Hamilton Co.
United States 		Marilyn Rd. / E 136th St.
(39.98648, -85.95198) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1130 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Cisne Cir. / Goldfinch St.
(39.98653, -104.74396) 		Other
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Noblesville, IN
Hamilton Co.
United States 		Brooks School Rd. / E 136th St.
(39.98674, -85.94244) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.8582 		Other (At-Grade)
Single-Lane 		2007 http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 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.
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.
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Southeastern Pkwy. / (unknown)
(39.98700, -85.91258) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.5184 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Intersection moved about 500 feet east. ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Minden Dr.
(39.98701, -85.92563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2009
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Hamilton Commons Blvd.
(39.98705, -85.92221) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009
Etimesgut, Ankara

Turkey 		Üç Şehitler Caddesi / Gazi Caddesi
(39.98710, 32.61949) 		Other
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Etimesgut, Ankara

Turkey 		Kocatepe Caddesi / Kuvayi Milliye Caddesi
(39.98745, 32.62751) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		Circulating traffic yields to entering traffic.
Fishers, IN
Hamilton Co.
United States 		Cyntheanne Rd. / E 136th St.
(39.98752, -85.88117) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.5181 		Other (At-Grade)
Single-Lane 		2019 ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States 		E 136th St. / (parking)
(39.98777, -85.92893) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2010 Entrance to medical center.
Whitestown, IN
Boone Co.
United States 		Indigo Blue Blvd. / Limelight Ln.
(39.98793, -86.34950) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands or YIELD signs.
Newtown Square, PA
Delaware Co.
United States 		Saint Albans Circle
(39.98798, -75.39888) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Painted splitter islands and exterior edge.
Fishers, IN
Hamilton Co.
United States 		Greefield Ave. / Olio Rd. / E 136th St.
(39.98811, -85.91891) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
83.8200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009
Cinnaminson, NJ
Burlington Co.
United States 		Riverton Rd. / Branch Pike / Parry Rd.
(39.98818, -74.98070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2017).
University District, OH
Franklin Co.
United States 		W 6th Ave. / Pennsylvania Ave.
(39.98850, -83.01519) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
University District, OH
Franklin Co.
United States 		W 6th Ave. / Michigan Ave.
(39.98857, -83.01657) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Fishers, IN
Hamilton Co.
United States 		138th St. / Jack Walker Ln.
(39.98867, -85.91245) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2018
Carmel, IN
Hamilton Co.
United States 		Oakridge Rd. / Adios Pass
(39.98876, -86.14577) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6024 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Cinnaminson, NJ
Burlington Co.
United States 		Cinnaminson Ave. / Calhoun St.
(39.98910, -75.01095) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2008 Year Completed estimated (2007-2008).
Weinland Park, OH
Franklin Co.
United States 		Indianola Ave. / E 6th Ave.
(39.98913, -83.00333) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
27.4516 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
University District, OH
Franklin Co.
United States 		W 7th Ave. / Pennsylvania Ave.
(39.98953, -83.01514) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
University District, OH
Franklin Co.
United States 		W 7th Ave. / Michigan Ave.
(39.98958, -83.01652) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Thornton, CO
Adams Co.
United States 		E 162nd Ave. / Grant St. / (parking)
(39.98980, -104.98308) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2007
Whitestown, IN
Boone Co.
United States 		Seabiscuit Rd. / Preakness St.
(39.99047, -86.34176) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 No splitter islands.
Cinnaminson, NJ
Burlington Co.
United States 		Branch Pike / Burlington Pike
(39.99064, -75.00752) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2008 Inside shopping center. Year Completed estimated (2007-2008).
Etimesgut, Ankara

Turkey 		1. TBMM Caddesi / Üç Şehitler Caddesi
(39.99117, 32.61703) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Thornton, CO
Adams Co.
United States 		E 163rd Ave. / Elizabeth St.
(39.99121, -104.95523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018).
Fishers, IN
Hamilton Co.
United States 		Roy Anderson Blvd. / Sunglow Dr.
(39.99121, -85.97756) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Brighton, CO
Adams Co.
United States 		Royal Pine St. / Bristle Cone St.
(39.99139, -104.74762) 		Roundabout
Existing 		Unknown
None 		4 Approaches
0 Driveways
73.2019 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
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).
Carmel, IN
Hamilton Co.
United States 		Towne Rd. / W 141st St.
(39.99182, -86.20277) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2008 Painted spirals next to central island.
Carmel, IN
Hamilton Co.
United States 		N Range Line Rd. / Lowes Way
(39.99193, -86.12728) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Unknown 		2020 New roundabout opened for connection to the new Lowes Way extension (will connect to the new overpass to the east over Keystone). https://www.hamiltoncounty.in.gov/881/Lowes-Way-Connection---Phase-2 . https://twitter.com/HamcoIndiana/status/1254047807759097859
Carmel, IN
Hamilton Co.
United States 		W. 141st St. / Ditch Rd.
(39.99198, -86.18353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6006 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 141st St. / Springmill Rd.
(39.99215, -86.16481) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.5156 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Longs Peak St. / N Golden Eagle Pkwy.
(39.99224, -104.74163) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2018 South leg stubbed. Year Completed estimated (2018-2019).
Brighton, CO
Adams Co.
United States 		N 42nd Ave. / Clover Ln.
(39.99227, -104.76718) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
119.8666 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Hazel Dell Pkwy. / Cherry Creek St. / Avian Way
(39.99229, -86.07047) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.7705 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Noblesville, IN
Hamilton Co.
United States 		Harrell Pkwy. / Cabela Pkwy.
(39.99230, -85.93597) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9404 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Etimesgut, Ankara

Turkey 		1. TBMM Caddesi / Kocatepe Caddesi
(39.99237, 32.62753) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Brighton, CO
Adams Co.
United States 		Longs Peak St. / Bowie Dr. / N 46th Ave.
(39.99239, -104.75969) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2021 2022 or earlier (SV)
Gahanna, OH
Franklin Co.
United States 		Taylor Station Rd. / Craycraft Rd. / Research Rd.
(39.99250, -82.83997) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://gahanna.gov/CivicAlerts.aspx?AID=214
Carmel, IN
Hamilton Co.
United States 		Clay Terrace Blvd. / Circle Dr. / Range Line Rd. / US 31 SB Off-Ramp
(39.99264, -86.12840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012
Noblesville, IN
Hamilton Co.
United States 		Harrell Pkwy. / Town Center Dr.
(39.99273, -85.93156) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
22.8752 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Noblesville, IN
Hamilton Co.
United States 		Harrell Pkwy. / Hoard Dr.
(39.99274, -85.93010) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2007 http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17
Etimesgut, Ankara

Turkey 		1. TBMM Caddesi / Sakarya Zaferi Caddesi
(39.99275, 32.62233) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Noblesville, IN
Hamilton Co.
United States 		E 141st St. / Brooks School Rd.
(39.99288, -85.93818) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.7702 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		River Rd. / Cherry Creek Blvd.
(39.99294, -86.03881) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.1752 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Monroe Township, OH
Madison Co.
United States 		SR 29 / SR 38
(39.99322, -83.42057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2022 Approaching roadways have speed limits of 55 mph. https://www.columbusmessenger.com/roundabout-slated-for-intersection-at-38-and-29.html
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).
Carmel, IN
Hamilton Co.
United States 		Carey Rd. / Hawthorne Dr. W
(39.99353, -86.10848) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.7698 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Noblesville, IN
Hamilton Co.
United States 		141st St. / Cumberland Rd.
(39.99361, -85.99437) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.0248 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Cherry Creek Blvd. / Community Dr.
(39.99379, -86.04453) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
66.7944 		Other (At-Grade)
Single-Lane 		2008 Elliptical shape. ICD estimated from Google Maps linework.
Noblesville, IN
Hamilton Co.
United States 		E 141st St. / Promise Rd.
(39.99383, -85.97090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 Open August 30, 2024. https://www.noblesville.in.gov/topic/subtopic.php?topicid=645&structureid=1
Noblesville, IN
Hamilton Co.
United States 		E 141st St. / Marilyn Rd.
(39.99397, -85.95204) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.6846 		Other (At-Grade)
Single-Lane 		2010 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
Noblesville, IN
Hamilton Co.
United States 		Olio Rd. / Tegler Rd. / E 141st St.
(39.99437, -85.91898) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.9192 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Royal Pine St. / Longs Peak St.
(39.99458, -104.74971) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0446 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Longs Peak St. / N 46th Ave.
(39.99462, -104.75972) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2021
Brighton, CO
Adams Co.
United States 		Longs Peak St. / Silo Ct.
(39.99463, -104.75777) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Brighton, CO
Adams Co.
United States 		Longs Peak St. / Baler Ct.
(39.99464, -104.75476) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Carmel, IN
Hamilton Co.
United States 		Clay Terrace Blvd. / (parking lots) (south)
(39.99489, -86.12909) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 Part of shopping center.
New Carlisle, OH
Clark Co.
United States 		OH 41 (Troy Rd.) / OH 235 (N Dayton Lakeview Rd.)
(39.99498, -84.00077) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3440 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Upper Arlington, OH
Franklin Co.
United States 		Arlington Ave. / Stanford Rd. / Tremont Rd.
(39.99510, -83.06056) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
34.7690 		Other (At-Grade)
Single-Lane 		2004 Splitter islands only on north and south legs. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Oakridge Rd. / Bennett Rd.
(39.99594, -86.14580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.8536 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Cherry Blossom Dr. / Willow Oak St. / N Golden Eagle Pkwy.
(39.99599, -104.74341) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2018
Brighton, CO
Adams Co.
United States 		Midland St. / N 46th Ave.
(39.99625, -104.75962) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
131.7535 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Zionsville, IN
Boone Co.
United States 		Willow Bend Trl. / Wildlife Trl. / Weeping Willow Dr.
(39.99659, -86.25178) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Brighton, CO
Adams Co.
United States 		Midland St. / N 45th Ave.
(39.99675, -104.76143) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
71.3663 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Zionsville, IN
Boone Co.
United States 		Willow Springs Dr. / Golden Willow Dr.
(39.99700, -86.24619) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Castelluccio Inferiore, Basilicata
Potenza
Italy 		SP241 / SPexSS19 / Via Caricchio
(39.99739, 15.99025) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Zionsville, IN
Boone Co.
United States 		Cimmaron Ash Dr. / Autumn Ash Dr. / Purple Ash Dr.
(39.99771, -86.25639) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Carmel, IN
Hamilton Co.
United States 		Lowes Way / (shopping center entrance)
(39.99786, -86.12268) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.2572 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 New roundabout built as part of new southbound ramp project to keystone (ramp and overpass under construction). ICD estimated from Google Maps linework.
Pendleton, IN
Madison Co.
United States 		IN 38 / S 300 W
(39.99799, -85.72967) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.3215 		Unknown
Single-Lane 		2013 http://www.mccog.net/Roundabout_School/index.html. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Clay Terrace Blvd. / (parking lots) (north)
(39.99816, -86.12993) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2004 Part of shopping center.
Etimesgut, Ankara

Turkey 		Bozhöyük Caddesi / Tinaztepe Caddesi
(39.99821, 32.63146) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Carmel, IN
Hamilton Co.
United States 		W 146th St. / Little Eagle Creek Ave.
(39.99859, -86.23899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021
Brighton, CO
Adams Co.
United States 		N 45th Ave. / Oxbow Dr.
(39.99866, -104.76214) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
115.2808 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). 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).
Upper Arlington, OH
Franklin Co.
United States 		North Star Rd. / Kinnear Rd. / Waltham Rd.
(39.99886, -83.04812) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1074 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Westfield, IN
Hamilton Co.
United States 		W 146th St. / Shelborne Rd.
(39.99915, -86.22175) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019
Westfield, IN
Hamilton Co.
United States 		Towne Rd. / W 146th St.
(39.99936, -86.20285) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.8310 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Columbus, OH
Franklin Co.
United States 		International Gateway / Stelzer Rd. / Red Lot parking access
(39.99937, -82.90639) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.5967 		Other (At-Grade)
Single-Lane 		2008 On site of John Glenn Columbus International Airport. Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.