| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Kembrey St. / Larch Close (51.57756, -1.77262)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 19.2977  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wiltshire United Kingdom  | 
            
                "Magic Roundabout" [A4312 / Drove Rd. / Fleming Way / A4289 (County Rd.) / Shrivenham Rd.] (51.56285, -1.77147)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 66.0791  | 
            
                Other (At-Grade) Ring junction (3+ mini-roundabouts in ring)  |   
            1972 | Ring junction of five mini-roundabouts. ICD estimated from Google Maps linework. | 
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Pipers Roundabout (51.54561, -1.77064)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 57.9339  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Belle Vue Rd. / Drove Rd. (51.55480, -1.77616)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 14.8519  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Fleming Way / Spring Gardens (51.56260, -1.77877)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 15.5918  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Fleming Way / Princes St. (51.56262, -1.78059)  | 
            
                Roundabout Removed  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 71.2766  | 
            
                Other (At-Grade) Unknown  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Corporation St. / Broad St. (51.56386, -1.78054)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 15.5913  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Great Western Way / Corporation St. (51.56788, -1.78271)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 45.2851  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Great Western Way / Polaris Way (51.56811, -1.78391)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 32.6645  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                B4289 / N Star Ave. (51.56987, -1.78866)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.8597  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                N Star Ave. / Hawksworth Way (51.56889, -1.78968)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 35.6334  | 
            
                Other (At-Grade) Single-Lane  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                A4311 / Elgin Dr. (51.57595, -1.77163)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 37.8546  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                A4311 / Kembrey St. (51.57749, -1.77427)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.1111  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                A4311 / Chapel St. (51.57187, -1.77101)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 37.1157  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Wilts United Kingdom  | 
            
                Chapel Street / Bright Street (51.57181, -1.77297)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 89.0778  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ICD estimated from Google Maps linework. | |
| 
                Swindon,
                England Swindon United Kingdom  | 
            
                Edison roundabout [B4006 (Dorcan Way) / Edison Rd. / Eldene Dr.] (51.55484, -1.73206)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Swindon,
                England Swindon United Kingdom  | 
            
                B4534 (Westfield Way) / Haydonleigh Dr. / Stonecrop Way (51.59347, -1.81258)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Swinomish Tribal Community,
                WA Skagit Co. United States  | 
            
                Knudsen Ln. / Casino Dr. (48.45635, -122.51910)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.2668  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | Year Completed estimated (2012-2013). ICD estimated from Google Maps linework. | 
| 
                Swinomish Tribal Community,
                WA Skagit Co. United States  | 
            
                SR 20 / Padilla Heights Rd. (48.45519, -122.51940)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 37.2280  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | The ground breaking ceremony was held October 2002. The client is the Swinomish Tribe. Opened October 2002. Functional Class: Local ICD estimated from Google Maps linework. | 
| 
                Świnoujście,
                Zachodniopomorskie Swinoujscie Poland  | 
            
                Grunwaldzka / Konstytucji 3 Maja / Marynarzy / Plac Kościelny (53.90805, 14.24746)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Świnoujście,
                Zachodniopomorskie Swinoujscie Poland  | 
            
                Konstytucji 3 Maja / Jarosława Dąbrowskiego (53.90903, 14.24631)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Świnoujście,
                Zachodniopomorskie Swinoujscie Poland  | 
            
                Rondo Róży Wiatrów [Piastowska / Mieszka I / Bolesława Chrobrego / Władysława Sikorskiego] (53.91031, 14.25585)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Swords,
                Co Dublin Ireland  | 
            
                Clonshaugh Rd. / Stockhole Ln. / (parking) (53.41175, -6.21645)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            Oval shaped. | |
| 
                Swords,
                Co Dublin Ireland  | 
            
                R139 / Clonshaugh Rd. (53.41061, -6.21754)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Swords,
                Co Dublin Ireland  | 
            
                Airport Roundabout [R132 (Swords Rd. -  Dublin Rd.) / Corballis Rd. South / (M1 connector)] (53.42826, -6.22964)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            ||
| 
                Swords,
                Co Dublin Ireland  | 
            
                Cloghran Roundabout [R132 (Dublin Rd.) / Naul Rd. / Stockhole Ln.] (53.43407, -6.22872)  | 
            
                Signalized Roundabout/Circle Existing  | 
            
                Signal None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sycamore Township,
                OH Hamilton Co. United States  | 
            
                Plainfield Rd. / Sycamore Rd. (39.21534, -84.39192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 37.9388  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | ICD estimated from Google Maps linework. | 
| 
                Sydenham,
                Victoria Brimbank Australia  | 
            
                Overton Lea Blvd. / Trickey Ave. / Milligan Parade (-37.69692, 144.76584)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydenham,
                Victoria Brimbank Australia  | 
            
                Overton Lea Blvd. / Community Hub (-37.70182, 144.76444)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydenham,
                Victoria Brimbank Australia  | 
            
                Community Hub / Delbridge Dr. (-37.70163, 144.76143)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydenham,
                Victoria Brimbank Australia  | 
            
                Community Hub / Meade Way (-37.70159, 144.75944)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Campbelltown Australia  | 
            
                The Kraal Dr. / Maryfields Dr. (-34.06289, 150.79831)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Liverpool Australia  | 
            
                Anzac Rd. / Delfin Dr. (-33.94612, 150.94045)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Liverpool Australia  | 
            
                Feodore Dr. / Newgate Blvd. / Stirling St. (-33.89480, 150.84627)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Fairfield Australia  | 
            
                St Johns Rd. / Gladstone St. (-33.88914, 150.92917)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Hawkesbury Australia  | 
            
                A9 (Blacktown Rd. - George St.) / Blacktown Rd. (-33.63979, 150.78419)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            ||
| 
                Sydney,
                New South Wales Penrith Australia  | 
            
                A9 (Blacktown Rd. -  The Northern Rd.) / Richmond Rd. / The Northern Rd. (-33.64165, 150.78585)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Georges River Australia  | 
            
                Lorraine St. / Isaac St. / Roberts Ave. (-33.96848, 151.05987)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Sydney,
                New South Wales Ryde Australia  | 
            
                Constitution Rd. / Station St. (-33.81484, 151.08800)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Sydney,
                New South Wales Ryde Australia  | 
            
                Constitution Rd. / Mons Ave. (-33.81481, 151.08529)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Sydney,
                New South Wales Campbelltown Australia  | 
            
                Henderson Rd. / Williamson Rd. / Garner Pl. / Macquarie Links Rd. (-33.98662, 150.86633)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Campbelltown Australia  | 
            
                Rose Payten Dr. / Airds Rd. (-34.04585, 150.83176)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Campbelltown Australia  | 
            
                Eagle Vale Dr. / Emerald Dr. (-34.03603, 150.80488)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Northern Beaches Australia  | 
            
                Kambora Ave. / Hakea Ave. / Pound Ave. (-33.74312, 151.20141)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Campbelltown Australia  | 
            
                Georges River Rd. / Wheatley Dr. (-34.07856, 150.83100)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            ||
| 
                Sydney,
                New South Wales Blacktown Australia  | 
            
                Jersey Rd. / Pringle Rd. / Daniels Rd. (-33.74375, 150.82844)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Blacktown Australia  | 
            
                Kensington Park Rd. / Boundary Rd. (-33.68587, 150.88113)  | 
            
                Unknown Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Blacktown Australia  | 
            
                Woodstock Ave. / Duke St. (-33.75820, 150.83095)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Blacktown Australia  | 
            
                Woodstock Ave. / Pringle Rd. / Morehead Ave. (-33.75736, 150.82549)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Blacktown Australia  | 
            
                Woodstock Ave. / Carlisle Ave. (-33.75634, 150.81861)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Liverpool Australia  | 
            
                Green Valley Rd. / Whitford Rd. (-33.90290, 150.87204)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Sutherland Shire Australia  | 
            
                N West Arm Rd. / Wanganui Rd. / Avenel Rd. (-34.04287, 151.07877)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            Elliptical shaped. | |
| 
                Sydney,
                New South Wales Cumberland Australia  | 
            
                Merrylands Rd. / Gipps Rd. / Greystanes Rd. (-33.82727, 150.93192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Campbelltown Australia  | 
            
                Englorie Park Dr. / Invergowrie Ave. (-34.09301, 150.78731)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                New South Wales Australia  | 
            
                Johnston Rd. / Flinders Rd. / Manuka Crescent (-33.90344, 150.99487)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Mosman Australia  | 
            
                Spofforth St. / Rangers Ave. (-33.83173, 151.22962)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Sydney,
                New South Wales Fairfield Australia  | 
            
                Victoria St. / Wetherill St. (-33.84822, 150.91833)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Sydney,
                NS Cape Breton Canada  | 
            
                George St. / Hwy 125 EB Ramps / Louisbourg Hwy. (46.11459, -60.16760)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 43.8803  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Sydney,
                NS Cape Breton Canada  | 
            
                Churchill Dr. / Hwy 125 WB Ramps (46.10795, -60.18697)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 46.3697  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Sydney,
                New South Wales Parramatta Australia  | 
            
                Australia Ave. / Underwood Rd. / A3 (Homebush Bay Dr.) Ramps (-33.85401, 151.07718)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Metering Signal  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            https://www.smh.com.au/national/nsw/sydney-s-worst-roundabout-gets-100m-upgrade-work-won-t-start-for-three-years-20220426-p5ag6u.html | |
| 
                Sydney River,
                NS Cape Breton Canada  | 
            
                Kings Rd. / (unknown) (46.10633, -60.22633)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2020 | https://mobile.twitter.com/NS_TAT/status/1330927616891752453 | 
| 
                Sykesville,
                MD Carroll Co. United States  | 
            
                Old Washington Rd. (MD 97) / W Old Liberty Rd. (39.42906, -77.00755)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 34.1330  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Year Completed estimated (1995-2005). ICD estimated from Google Maps linework. | 
| 
                Sykesville,
                MD Carroll Co. United States  | 
            
                Bennett Rd. / Monroe Ave. (39.41306, -76.92967)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 26.7590  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | ICD estimated from Google Maps linework. | 
| 
                Sykesville,
                MD Carroll Co. United States  | 
            
                Smithfield Ave. / Warfield Ave. (39.37673, -76.96410)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.0835  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2007 | Elliptical shape. ICD estimated from Google Maps linework. | 
| 
                Sylva,
                NC Jackson Co. United States  | 
            
                NC 116 (Webster Rd.) / Bonnie Ln. / Southwestern Community College Entrance (35.34999, -83.20777)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.1206  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Sylvan Lake,
                AB Alberta Canada  | 
            
                Hwy 11A E / Hwy 20 (52.31931, -114.06992)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 40.1525  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | ICD estimated from Google Maps linework. | 
| 
                Sylvan Lake,
                AB Division 8 Canada  | 
            
                Hwy 11 (David Thompson Hwy.) / 50 St. / Hwy 781 (52.28232, -114.09704)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Painted spiral in circulatory roadway. Previous control was stop control on south leg and yield control on north leg. Year Completed estimated (2022-2023). | 
| 
                Sylvan Lake,
                AB Division 8 Canada  | 
            
                Hwy 11 (David Thompson Hwy.) / 60 St. / Range Road 15 (52.28193, -114.12092)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Painted spirals in circulatory roadway. Year Completed estimated (2022-2023). | 
| 
                Sylvan Lake,
                AB Division 8 Canada  | 
            
                Crestview Blvd. / (unknown) (52.29241, -114.09186)  | 
            
                Other Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 24.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | No splitter islands. | 
| 
                Sylvan Lake,
                AB Division 8 Canada  | 
            
                Hwy 20 / Erickson Rd. (52.31537, -114.07144)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.sylvanlakenews.com/news/sylvan-lake-council-reallocates-over-1-million-for-intersection-upgrades/ | 
| 
                Sylvan Lake,
                AB Division 8 Canada  | 
            
                Crestview Blvd. / Cameron Close (52.29481, -114.09185)  | 
            
                Other Existing  | 
            
                Unknown None  | 
            
                3 Approaches 0 Driveways 24.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | No splitter islands. | 
| 
                Sylvan Lake,
                AB Division 8 Canada  | 
            
                Springfield Blvd. / (unknown) (52.29534, -114.12423)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 40.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2017 | |
| 
                Sylvania,
                OH Lucas Co. United States  | 
            
                Brint Rd. / Centennial Rd. (41.70259, -83.74328)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.lucascountyengineer.org/brint--centennial-roundabout.html | 
| 
                Sylvania,
                OH Lucas Co. United States  | 
            
                Brint Rd. / Mitchaw Rd. (41.70204, -83.76222)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.9930  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | ICD estimated from Google Maps linework. | 
| 
                Sylvania Township,
                OH Lucas Co. United States  | 
            
                W Sylvania Ave. / Mitchaw Rd. (41.68780, -83.76150)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.6760  | 
            
                Other (At-Grade) Single-Lane  |   
            2013 | ICD estimated from Google Maps linework. | 
| 
                Sylvania Township,
                OH Lucas Co. United States  | 
            
                Sylvania Ave. / Centennial Rd. (41.68821, -83.74265)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.4055  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | ICD estimated from Google Maps linework. | 
| 
                Sylvania Township,
                OH Lucas Co. United States  | 
            
                Sylvania-Metamora Rd. / Mitchaw Rd. (41.71631, -83.76299)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.7922  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Sylvania Township,
                OH Lucas Co. United States  | 
            
                Brint Rd. / N King Rd. (41.70285, -83.72376)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5594  | 
            
                Other (At-Grade) Single-Lane  |   
            2014 | ICD estimated from Google Maps linework. | 
| 
                Syracuse,
                NY Onondaga Co. United States  | 
            
                Carrier Circle (Carrier Pkwy. / I-90 Ramps / Thompson Rd.) (43.08791, -76.09052)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                5 Approaches 0 Driveways 183.1674  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            ICD estimated from Google Maps linework. | |
| 
                Syracuse,
                UT Davis Co. United States  | 
            
                S Bluff Rd. / S 2000 W / W 2700 S (41.07470, -112.06459)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                6 Approaches 0 Driveways 33.3129  | 
            
                Other (At-Grade) Single-Lane  |   
            2000 | Painted splitter islands. Year Completed estimated (1997-2003). ICD estimated from Google Maps linework. | 
| 
                Syracuse,
                UT Davis Co. United States  | 
            
                2019 W 1900 S (41.08617, -112.06344)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 13.5029  | 
            
                Other (At-Grade) Single-Lane  |   
            2006 | Painted splitter islands with crosswalks that extend through the islands without a break in the painted islands. Year Completed estimated (2005-2008). ICD estimated from Google Maps linework. | 
| 
                Syracuse,
                UT Davis Co. United States  | 
            
                S 1000 W / W 2700 S (41.07468, -112.04539)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.6119  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2006-2009). ICD estimated from Google Maps linework. | 
| 
                Syracuse,
                UT Davis Co. United States  | 
            
                Gentile St. (W 3700 S) / S Bluff Rd. (41.06024, -112.04083)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 41.1480  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.facebook.com/crsengineers/videos/check-out-the-roundabout-at-bluff-and-gentile-st-in-syracuse-ut-the-roundabout-w/1573308289523790/ | 
| 
                Syracuse,
                IN Elkhart Co. United States  | 
            
                US 6 / SR 13 / CR 33 (41.45058, -85.75045)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | |
| 
                Syracuse,
                UT Davis Co. United States  | 
            
                W Parkview Dr. / S 2000 W (41.06461, -112.06470)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | Year Completed estimated (2017-2018). | 
| 
                Syracuse,
                NY Onondaga Co. United States  | 
            
                E Brighton Ave. / E Glen Ave. / I-481 WB Exit Ramp / I-81 NB Entrance Ramp (43.00895, -76.13260)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Unknown  |   
            2024 | https://dailyorange.com/2024/09/new-york-transportation-completes-syracuse-roundabout/ | 
| 
                Syracuse,
                UT Davis Co. United States  | 
            
                W 700 S / S 3000 W (41.10366, -112.08391)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2015 | Year Completed estimated (2015-2016). | 
| 
                Szczecin,
                Zachodniopomorskie Szczecin Poland  | 
            
                Władysława Szafera / Tadeusza Zawadzkiego (53.45731, 14.49743)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            Trams through central island. | |
| 
                Szczecin,
                Zachodniopomorskie Szczecin Poland  | 
            
                Rondo Olszewskiego [DW 115 (Aleja Wojska Polskiego) / Władysława Szafera / Aleja Spacerowa] (53.45858, 14.50215)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            ||
| 
                Szczecin,
                Zachodniopomorskie Szczecin Poland  | 
            
                Marszalka Józefa Pilsudskiego / Aleja Wojska Polskiego / Aleja Piastów / Wielkopolska / 5 Lipca (53.43314, 14.54021)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                6 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            Trams through central island with uncontrolled crossings across circulatory roadway. | |
| 
                Szeged,
                Csongrád Hungary  | 
            
                Hwy 55 / Hwy 502 (46.25203, 20.08182)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Szeged,
                Csongrád Hungary  | 
            
                Hwy 5 / Hwy 502 (46.23254, 20.08774)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Szeged,
                Csongrád Szegedi járás Hungary  | 
            
                SR 47 (Algyői út) / M43-E68 WB Ramps (46.29561, 20.17698)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            Turbo roundabout. | |
| 
                Szeged,
                Csongrád Szegedi járás Hungary  | 
            
                SR 47 (Algyői út) / M43-E68 EB Ramps (46.29441, 20.17629)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            Turbo roundabout. | |
| 
                Székesfehérvár,
                Fejér Székesfehérvári járás Hungary  | 
            
                SR 7 (Szent Flórián körút) / SR 801 (Új Csóri út) / Palotai út / (connector to Farkasvermi köz) (47.20474, 18.38689)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                5 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Székesfehérvár,
                Fejér Székesfehérvári járás Hungary  | 
            
                SR 8-SR 63-E66 / Sárkeresztúri utca / (shopping centre entrance) (47.15210, 18.43281)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Székesfehérvár,
                Fejér Székesfehérvári járás Hungary  | 
            
                Horvát István utca / Balatoni út (47.18130, 18.40655)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Székesfehérvár,
                Fejér Székesfehérvári járás Hungary  | 
            
                Horvát István utca / Lövölde utca / Deák Ferenc utca (47.18572, 18.42273)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Szekszárd,
                Tolna Szekszárdi járás Hungary  | 
            
                M9 / M6 (46.38934, 18.71348)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            ||
| 
                Szeleste,
                Vas Sárvári járás Hungary  | 
            
                Dózsa György utca / E65 NB Ramps / (connector to SR 86) (47.30150, 16.83915)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |