Roundabouts Database

29411 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.


Search Advanced Search Export as KML
City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Nantucket, MA
Nantucket Co.
United States 		Milestone Rd / Old South / Sparks Ave / Orange St
(41.27121, -70.08832) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.9296 		Other (At-Grade)
Single-Lane 		Geometry and age suggests control was not always all-way yield ICD estimated from Google Maps linework.
Nantucket, MA
Nantucket Co.
United States 		Sparks Ave / Hooper Farm Rd / Lower Pleasant St
(41.27122, -70.09086) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.8272 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Westborough, MA
Worcester Co.
United States 		E Main St. / Milk St. / South St. / Brigham St.
(42.26951, -71.61304) 		Other
Existing 		Other
Unknown 		5 Approaches
0 Driveways
39.7706 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Mix of stop and yield control, parking along circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework.
Norfolk, MA
Norfolk Co.
United States 		Main St. / Rockwood Rd. / Union St.
(42.11966, -71.32520) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.8049 		Other (At-Grade)
Single-Lane 		2004 Pedestrian crossings at yield lines. At-grade railroad crossing to the north. Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Lawrence, MA
Essex Co.
United States 		Margin St. / Medford St. / Melrose St. / Hancock St. / Bodwell St.
(42.70103, -71.17348) 		Other
Existing 		All-Way Stop
Unknown 		5 Approaches
0 Driveways
21.9429 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Pepperell, MA
Middlesex Co.
United States 		Main St. / River Rd. / Hollis St.
(42.66638, -71.58831) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.6410 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island. ICD estimated from Google Maps linework.
Newburyport, MA
Essex Co.
United States 		Spofford St. / Merrimac St. / Moseley Ave.
(42.83148, -70.90667) 		Roundabout
Existing 		Other
Unknown 		4 Approaches
2 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2013 Stop control at the crosswalk and painted splitter island on the western driveway leg. Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Beverly, MA
Essex Co.
United States 		Sohier Rd. / Rte 128 EB Ramps
(42.57412, -70.88026) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.3368 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Right-turn lanes on south and east legs. Through bypass lane on north leg. ICD estimated from Google Maps linework.
Centralville, MA
Middlesex Co.
United States 		Hunts Falls Bridge / VFW Hwy Ramps
(42.64822, -71.29907) 		Rotary
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
108.9292 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		Rotary interchange. ICD estimated from Google Maps linework.
The Acre, MA
Middlesex Co.
United States 		Arcand Dr. / Hall St. / Martin Luther King Jr Way
(42.64922, -71.31315) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
62.3697 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs. Very wide circulatory roadway. ICD estimated from Google Maps linework.
Carlisle, MA
Middlesex Co.
United States 		Westford St. / Lowell St. / Bedford Rd.
(42.52918, -71.34894) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2020 The previous traffic circle was reconstructed with modern roundabout features in 2020.
North Andover, MA
Essex Co.
United States 		Massachusetts Ave. / Andover St. / Johnson St. / Great Pond Rd.
(42.68399, -71.11274) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.4844 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Lawrence, MA
Essex Co.
United States 		170 May St
(42.71218, -71.18037) 		Traffic Calming Circle
Existing 		Other
Unknown 		5 Approaches
0 Driveways
18.4287 		Other (At-Grade)
Single-Lane 		No splitter islands. Mix of stop and yield control. ICD estimated from Google Maps linework.
Beverly, MA
Essex Co.
United States 		Brimbal Ave. / Sohier Rd.
(42.57437, -70.87860) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
29.9031 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Norfolk, MA
Norfolk Co.
United States 		Union St. / North St. / Liberty Ln.
(42.11823, -71.32501) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.8054 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Nantucket, MA
Nantucket Co.
United States 		Main St / Gully Rd / Elbow Ln
(41.26197, -69.96497) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
1 Driveways
16.1600 		Other (At-Grade)
Single-Lane 		Angles parking on circular roadway Bus stop at circular roadway no street view available ICD estimated from Google Maps linework.
Framingham, MA
Middlesex Co.
United States 		Union Ave / Main St / Maple St
(42.29709, -71.43089) 		Other
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
2 Driveways
51.2374 		Other (At-Grade)
Single-Lane 		Wide circular roadway (2 lane) All approaches 1 lane Geometry unconventional; decreases overview (oval circular road, with minor approaches under an angle) Residential context repaved surface in 2016; new pavement markings consisting of three high vis crosswalks 1 South and 2 North on the major road. No further improvements to pavement markings now or in the last 10 years. Speed limit 25 mph ICD estimated from Google Maps linework.
Berlin, MA
Worcester Co.
United States 		River Rd W / South St / Whitney Rd
(42.35764, -71.62354) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.0136 		Other (At-Grade)
Single-Lane 		New pavement markings (shark teeth and definition of circular roadway) in 2016 ICD estimated from Google Maps linework.
Berlin, MA
Worcester Co.
United States 		River Rd W / Basset Rd
(42.35534, -71.62343) 		Roundabout
Existing 		All-Way Yield
Other 		4 Approaches
0 Driveways
32.6557 		Other (At-Grade)
Single-Lane 		2016 X-W11-2 installed on all approaches splitter islands with crosswalks (high vis ladders) new sidewalks around the roundabout. context in development, more mixed-use seems to be planned for the future ICD estimated from Google Maps linework.
Union Hill, MA
Worcester Co.
United States 		Grafton St (Rte 122) / Hamilton St / Orient St
(42.25577, -71.78528) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
2 Driveways
24.7515 		Other (At-Grade)
Single-Lane 		Control Type: Grafton EB free flow, Grafton WB and Hamilton yield controlled, Orient St is stop controlled. Grafton St is Major road in terms of control type. On-street parking on the circular roadway. Wide lanes, limited pavement markings. Crosswalks present. Downtown and residential context. ICD estimated from Google Maps linework.
Worcester, MA
Worcester Co.
United States 		Highland St / June St / Pleasant St / Newton Ave
(42.26980, -71.82529) 		Traffic Calming Circle
Existing 		Other
Unknown 		5 Approaches
0 Driveways
31.8163 		Other (At-Grade)
Single-Lane 		Control type: 2 way stop, 3 way yield. remarkable: stop bar June St on circular roadway, after CW. Geometry is wide enough for two lanes although 4 out of 5 exits are single lane. Crosswalks present. New pavement markings crosswalk in approx. 2015. Residential contexts. Traffic Circle next to large neighborhood park. Two bus lines with bus 5 bus stops within 100 ft of the traffic circle. ICD estimated from Google Maps linework.
Worcester, MA
Worcester Co.
United States 		Lovell St / Marywood St / Englewood Ave / Ferdinand St
(42.25439, -71.83255) 		Traffic Calming Circle
Existing 		Other
None 		5 Approaches
0 Driveways
24.7521 		Other (At-Grade)
Single-Lane 		Control Type: 2 yield Lovell St; Other 3 approaches stop controlled. Some pavement markings to define circular roadway (arrows, dotted lines) and create 'splitter islands' on the approaches from Englewood Ave, Ferdinand St; Lovell NB. Crosswalks present. Residential area; local shop and laundromat at the roundabout. ICD estimated from Google Maps linework.
Fitchburg, MA
Worcester Co.
United States 		River St (Rte 2A, 31) / Kimball St (Rte 12) / Daniels St
(42.58252, -71.81891) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
2 Driveways
32.5374 		Other (At-Grade)
Single-Lane 		Control Type; All way Yield, except for Daniel St. A crosswalk over River St is missing. River St WB has a large median, no crosswalk utilizing it. Industrial mixed-use context. ICD estimated from Google Maps linework.
Williamstown, MA
Berkshire Co.
United States 		Main St (Rte 2) / North St (US 7) / Cold Spring Rd (US7 / Rte 2) / South St
(42.71367, -73.21032) 		Other
Existing 		All-Way Yield
None 		5 Approaches
3 Driveways
21.9384 		Other (At-Grade)
Single-Lane 		Historic elliptical town common ICD estimated from Google Maps linework.
Hudson, MA
Middlesex Co.
United States 		Washington St (Rte 85) / Central S / Main St (Rte 62)
(42.39127, -71.56985) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
21.1699 		Other (At-Grade)
Single-Lane 		On street parking in circulatory roadway ICD estimated from Google Maps linework.
Saugus, MA
Essex Co.
United States 		Main St / Central St / Hamilton St
(42.46473, -71.01002) 		Other
Existing 		Other
None 		4 Approaches
1 Driveways
37.8851 		Other (At-Grade)
Single-Lane 		Town square traffic circle. Two legs are stop-controlled, on-street parking. ICD estimated from Google Maps linework.
Norwood, MA
Norfolk Co.
United States 		Washington St. / Upland Rd. / Prospect St. / Fulton St.
(42.20417, -71.19667) 		Other
Existing 		Other
Unknown 		5 Approaches
3 Driveways
46.0047 		Other (At-Grade)
Single-Lane 		Wide circular roadway New Pavement markings on circular roadway approx 2016 (e.g. splitter island, traffic lanes dedicated LT T RT on Prospect St) New pavement markings to extend/complete central island. Markings go into roadway on washington street. no additional pm on Washington street to delineate TL. Missing or submerged curbs, various layers of resurfacing and fixtures of potholes. Sidewalks present, CW present CW SB along Washington St very long (2 x 70 - 90 ft) possible drainage issues, general water management concerns with condition existing inlets Bus lane 34E on Washington Street; bus stop just south of traffic circle ICD estimated from Google Maps linework.
Winchester, MA
Middlesex Co.
United States 		Main St (Rte 38) / Everell Rd / Bacon St / Grove St
(42.44236, -71.13586) 		Traffic Calming Circle
Existing 		Other
None 		5 Approaches
0 Driveways
23.7968 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
West End, MA
Middlesex Co.
United States 		US 20 / I-95 Ramps
(42.37131, -71.26901) 		Rotary
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
43.2357 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Dedham, MA
Norfolk Co.
United States 		East St. / Cedar St.
(42.23184, -71.15963) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2015 Old circle converted into a roundabout 2014-2015.
Amesbury, MA
Essex Co.
United States 		Friend St / School St (Rte 150) / Allens Ct
(42.85615, -70.93410) 		Roundabout
Existing 		Other
None 		4 Approaches
0 Driveways
26.2656 		Other (At-Grade)
Single-Lane 		2001 North leg stop-controlled. Fire station on south leg. Resurfaced on 2017. ICD estimated from Google Maps linework.
Amesbury, MA
Essex Co.
United States 		Market St (Rte 150) / Elm St / Main St (Rte 150) / High St
(42.85794, -70.93010) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
0 Driveways
13.1324 		Other (At-Grade)
Single-Lane 		On-Street parking in the traffic circle ICD estimated from Google Maps linework.
Newburyport, MA
Essex Co.
United States 		Newburyport Turnpike (US 1) / State St
(42.79893, -70.87539) 		Rotary
Existing 		All-Way Yield
None 		3 Approaches
5 Driveways
74.4880 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		No Ped facilities ICD estimated from Google Maps linework.
Gloucester, MA
Essex Co.
United States 		Washington St / Middle St
(42.61204, -70.66700) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
25.4902 		Other (At-Grade)
Single-Lane 		Pavement markings done around 2013, on-street parking at traffic circle ICD estimated from Google Maps linework.
Wakefield, MA
Middlesex Co.
United States 		Rte 129 (Salem St.-Lowell St.) / Haverhill St. / I-95 Ramps
(42.52541, -71.08090) 		Rotary
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		Pavement markings improvement in 2016.
Swampscott, MA
Essex Co.
United States 		Monument Ave / Elmwood Rd
(42.46952, -70.91737) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
35.2392 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lynn, MA
Essex Co.
United States 		Western Ave (Rte 107) / Federal St / South St / Market Square
(42.46260, -70.96575) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
54.6268 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
East Boston, MA
Suffolk Co.
United States 		Saratoga St / Boardman St / Ford St
(42.38701, -71.00805) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
0 Driveways
25.5821 		Other (At-Grade)
Single-Lane 		control type: Ford St and Boardman St all-way stop On-street parking on both sides. ICD estimated from Google Maps linework.
Everett, MA
Middlesex Co.
United States 		Revere Beach Pkwy. (Rte 16) / Mystic View Rd. / Santilli Hwy
(42.40238, -71.06892) 		Signalized Roundabout/Circle
Existing 		Signal
None 		5 Approaches
0 Driveways
155.4480 		Other (At-Grade)
Multilane (3+ Lane) 		Revere Beach Pkwy extends through the rotary. ICD 560 ft x 460 ft.
Malden, MA
Middlesex Co.
United States 		Fellsway E / Highland Ave
(42.43419, -71.08356) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
24.6814 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Medford, MA
Middlesex Co.
United States 		Highland Ave. / Woodland Rd. / Elm St.
(42.44247, -71.09392) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Single-Lane 		2015 Added roundabout style pavement markings on approaches and definition of circulating roadway in approx. 2015. Right-turn-only lane and two-lane exit on north leg.
Somerville, MA
Middlesex Co.
United States 		Alewife Brook Pkwy (Rte 16) / Powder House Blvd
(42.40871, -71.13069) 		Rotary
Existing 		Other
None 		3 Approaches
6 Driveways
73.1924 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Powder House Blvd left turn must yield to the SB entering traffic. ICD estimated from Google Maps linework.
Somerville, MA
Middlesex Co.
United States 		Powder House Square [Powder House Blvd. / Broadway / College Ave. / Werner St.]
(42.40114, -71.11677) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Single-Lane 		2021 Originally 2-lane traffic circle with signal control on all entries and central island originally accessible for pedestrians. Converted to a single-lane roundabout in 2021 using only signing, striping, and raised markers. As of March 2022, all signals (including pedestrian signals) have been covered.
Winchester, MA
Middlesex Co.
United States 		Main St / Mt Vernon St / Church St / Park St / Laraway Rd
(42.45281, -71.13716) 		Rotary
Existing 		Uncontrolled
Pedestrian Signal (red-yellow-green to drivers) 		5 Approaches
0 Driveways
47.5856 		Other (At-Grade)
Single-Lane 		Improved ped crossings (markings) approx. 2001. Ped access to train station nearby. Bike racks. on-street parking on circular roadway. ICD estimated from Google Maps linework.
Gardner, MA
Worcester Co.
United States 		Timpany Blvd (Rte 68) / Rte 2
(42.56665, -71.99296) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
140.7379 		Freeway Ramps (Grade-Separated)
Single-Lane 		Crosswalks present ICD estimated from Google Maps linework.
Lynnfield, MA
Essex Co.
United States 		Salem St (Rt 129) / Lynnfield St.
(42.51280, -70.99137) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
159.3472 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Somerville, MA
Middlesex Co.
United States 		Great River Rd. / Grand Union Blvd.
(42.39621, -71.08140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.7524 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
North Plymouth, MA
Plymouth Co.
United States 		Water St. / South Park Ave.
(41.96132, -70.66773) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5310 		Other (At-Grade)
Single-Lane 		2014 rotary conversion ICD estimated from Google Maps linework.
Worcester, MA
Worcester Co.
United States 		Lake Ave. / S Rd.
(42.27715, -71.75925) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
38.8821 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Crosswalks on all approaches. Year Completed estimated (2010-2014). ICD estimated from Google Maps linework.
Barnstable, MA
Barnstable Co.
United States 		Meetinghouse Way (Rte 149) / US 6 EB / Service Rd.
(41.69544, -70.38519) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.4815 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Hudson, MA
Middlesex Co.
United States 		Washington St. (Rte 85) / Broad St.
(42.37933, -71.56500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
55.5817 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 entry channelization islands ICD estimated from Google Maps linework.
Fitchburg, MA
Worcester Co.
United States 		Rindge Rd. / John Fitch Hwy / Mechanic St. (Rte 31) / Ashby State Rd. (Rte 31)
(42.60170, -71.80156) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8900 		Other (At-Grade)
Single-Lane 		2010 RTYL ICD estimated from Google Maps linework.
Ayer, MA
Middlesex Co.
United States 		Main St. (Rte 2A, Rte 111) / Sandy Pond Rd. / Littleton Rd. (Rte 2A, Rte 110) / Harvard Rd. (Rte 110, Rte 111) / Barnum Rd
(42.55279, -71.57239) 		Rotary
Existing 		Other
None 		5 Approaches
0 Driveways
118.7740 		Other (At-Grade)
Single-Lane 		All-Yield Control expect for Barnum Rd (Stop-controlled) ICD estimated from Google Maps linework.
Freetown, MA
Bristol Co.
United States 		Country Rd. / Chace Rd. / Mason Rd
(41.77072, -70.95551) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.7393 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
North Lincoln Street, MA
Worcester Co.
United States 		Lincoln St. (Rte 70) / Boylston St. (Rte 70) / Benson Ave.
(42.29801, -71.76636) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.7526 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
Oak Bluffs, MA
Dukes Co.
United States 		Barnes Rd / Edgartown Vineyard Haven Rd
(41.42083, -70.60172) 		Roundabout
Existing 		Unknown
None 		4 Approaches
0 Driveways
28.6589 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Foxborough, MA
Norfolk Co.
United States 		Chestnut St / North St
(42.07460, -71.25933) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4821 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Dedham, MA
Norfolk Co.
United States 		Needham St / Vine Rock St
(42.26954, -71.18214) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
120.1954 		Other (At-Grade)
Single-Lane 		2004 No crosswalks ICD estimated from Google Maps linework.
Belmont, MA
Middlesex Co.
United States 		Marsh St / Prospect St
(42.40767, -71.18126) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		Year Completed unknown. No changes from original configuration.
Northampton, MA
Hampshire Co.
United States 		Pleasant St (US 5) / Conz St
(42.31150, -72.62438) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
30.0288 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Northampton, MA
Hampshire Co.
United States 		Main St (Rte 9) / Bridge Rd
(42.34356, -72.68114) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.6618 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Millbury, MA
Worcester Co.
United States 		Main St / Elmwood St / Elm St / Faron Cir / Rte 146 Ramps
(42.18731, -71.76704) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
33.6278 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Millbury, MA
Worcester Co.
United States 		Elm St / Elm Ct / Rte 146 Ramps
(42.18783, -71.76618) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.2384 		Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island 		2018 ICD estimated from Google Maps linework.
Rockland, MA
Plymouth Co.
United States 		Bill Delahunt Pkwy / Union St
(42.15400, -70.92708) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.5828 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 ICD estimated from Google Maps linework.
Weymouth, MA
Norfolk Co.
United States 		Patriot Pkwy / Marker St
(42.15310, -70.94390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.6148 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Gardner, MA
Worcester Co.
United States 		Rte 2 Ramps / Pearson Blvd
(42.56420, -71.97920) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
137.2249 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Amherst, MA
Hampshire Co.
United States 		Pleasant St / Governors Dr / Eastman Ln
(42.39522, -72.52693) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7529 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Amherst, MA
Hampshire Co.
United States 		E Pleasant St / Triangle St
(42.38156, -72.51932) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.3487 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Amherst, MA
Hampshire Co.
United States 		West St (Rte 116) / W Bay Rd
(42.31886, -72.52762) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.9211 		Other (At-Grade)
Single-Lane 		2011 Side-by-side roundabouts replacing two T-intersections ICD estimated from Google Maps linework.
Amherst, MA
Hampshire Co.
United States 		Bay Rd / West St (Rte 116)
(42.31938, -72.52627) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.2193 		Other (At-Grade)
Single-Lane 		2011 Side-by-side roundabouts replacing two T-intersections ICD estimated from Google Maps linework.
South Hadley, MA
Hampshire Co.
United States 		US 202 (Purple Heart Dr.) / N Main St.
(42.22171, -72.60281) 		Rotary
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
292.6080 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Oval shaped. ICD 960 ft x 640 ft.
Springfield, MA
Hampden Co.
United States 		Springfield St / Hamburg St / Rimmon Ave
(42.13225, -72.60011) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
0 Driveways
27.4571 		Other (At-Grade)
Single-Lane 		Hamburg St stop-controlled ICD estimated from Google Maps linework.
Cambridge, MA
Middlesex Co.
United States 		Concord Ave (US 3) / Alewife Brook Parkway (Rte 2)
(42.38844, -71.14346) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
56.4557 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Pavement markings installed in 2017. No crosswalks. ICD estimated from Google Maps linework.
Weymouth, MA
Norfolk Co.
United States 		North St / East St / Norton St
(42.23165, -70.94496) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
1 Driveways
25.6453 		Other (At-Grade)
Single-Lane 		Control Type is Mixed: Yield on circular road, stop on East St approach, yield on North St SB approach ICD estimated from Google Maps linework.
Somerset, MA
Bristol Co.
United States 		Brayton Ave / Riverside Ave / Wilbur Ave
(41.72272, -71.16043) 		Rotary
Existing 		Other
None 		4 Approaches
1 Driveways
33.8738 		Other (At-Grade)
Single-Lane 		Brayton approach is stop-controlled ICD estimated from Google Maps linework.
Highlands, MA
Bristol Co.
United States 		President Ave (US 6) / N Eastern Ave (US 6) / Rte 24 Ramps
(41.71141, -71.12394) 		Rotary
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
134.6275 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Bourne, MA
Barnstable Co.
United States 		US 6 (Rte 3) / Scenic Hwy
(41.78067, -70.54342) 		Rotary
Removed 		All-Way Yield
Unknown 		4 Approaches
4 Driveways
26.7184 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Rotary replaced with an interchange. ICD estimated from Google Maps linework.
South Yarmouth, MA
Barnstable Co.
United States 		River St / Pleasant St
(41.65652, -70.19715) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		3 Approaches
2 Driveways
36.5857 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Cambridge, MA
Middlesex Co.
United States 		Concord Ave / New St / Fresh Pond Pkwy (US 3, Rte 2)
(42.38670, -71.14100) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
38.8144 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Pavement markings for bike conflict areas added in approx. 2018 (on New St exit). ICD estimated from Google Maps linework.
Brighton, MA
Suffolk Co.
United States 		Beacon St / Soldiers Field Parkway / Parsons St / US 20
(42.35821, -71.16022) 		Rotary
Existing 		Other
None 		5 Approaches
0 Driveways
147.3851 		Other (At-Grade)
Multilane (3+ Lane) 		Lane redesign in approx. 2013 Pavement markings redone in approx. 2010. Control Type: mix of Signal, stop and yield signs. All approaches have their own treatment. ICD estimated from Google Maps linework.
Cambridge, MA
Middlesex Co.
United States 		Memorial Dr (Rte 3) / Brookline St / BU Bridge (Rte 2)
(42.35424, -71.11081) 		Rotary
Existing 		Other
None 		4 Approaches
0 Driveways
84.7297 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		Control Types: Signals on BU Bridge approach and exit, other approaches yield sign. ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States 		Northern Ave / Massport Haul Rd / Fid Kennedy Rd
(42.34767, -71.03621) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
1 Driveways
24.7154 		Other (At-Grade)
Single-Lane 		New pavement markings (roundabout like) on approaches in June 2017. Control Type: 2 yield (Northern Ave), 1 stop Massport Haul Rd and 1 uncontrolled (stop sign is missing?) (Fid Kennedy Ave). ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States 		William J Day Blvd / Broadway
(42.33584, -71.02402) 		Rotary
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
19.4229 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		No pavement markings on circular roadway. On street parking on circular roadway. ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States 		Dominic J Bianculli Blvd / University Dr
(42.31403, -71.04246) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
37.0930 		Other (At-Grade)
Single-Lane 		2018 This rotary seems to have been demolished in 2016 and converted to a roundabout in 2018. ICD estimated from Google Maps linework.
Brookline, MA
Norfolk Co.
United States 		Chestnut St / Pond Ave
(42.32283, -71.11966) 		Rotary
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.2047 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Brookline, MA
Norfolk Co.
United States 		Lee St / Warren St / Dudley St
(42.32272, -71.13750) 		Rotary
Existing 		Other
None 		3 Approaches
0 Driveways
52.9826 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States 		Morrissey Blvd. / Neponset Ave. (Rte 3A) / Redfield St. / Gallivan Blvd. (Rte 203) / Walnut St.
(42.28656, -71.04280) 		Signalized Roundabout/Circle
Existing 		Signal
None 		6 Approaches
3 Driveways
499.9997 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		ICD = 500 ft x 325 ft.
Belmont, MA
Middlesex Co.
United States 		Orchard St / Stone St
(42.39213, -71.16707) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		3 Approaches
6 Driveways
57.3345 		Other (At-Grade)
Single-Lane 		No traffic signs nor pavement markings present. ICD estimated from Google Maps linework.
Dedham, MA
Norfolk Co.
United States 		Washington St / Boston Providence Hwy
(42.25003, -71.17133) 		Rotary
Existing 		Signal
None 		4 Approaches
5 Driveways
67.1888 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Boston Providence Hwy extends straight through the rotary ICD estimated from Google Maps linework.
Quincy, MA
Norfolk Co.
United States 		Palmer St / Yardarm Ln / Bicknell St
(42.25300, -70.96574) 		Rotary
Existing 		Uncontrolled
None 		4 Approaches
2 Driveways
70.7217 		Other (At-Grade)
Single-Lane 		Neighborhood area ICD estimated from Google Maps linework.
Bourne, MA
Barnstable Co.
United States 		Otis Rotary [MacArthur Blvd. (Rte 28) / Connery Ave. / Sandwich Rd. (Rte 28A)]
(41.68534, -70.59144) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
249.9360 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2017 New lane configuration/striping in 2017. ICD = 820 ft x 620 ft. 21442
Scituate, MA
Plymouth Co.
United States 		County Way / New Driftway / Main St. (Rte 123) / Chief Justice Cushing Hwy (Rte 3A)
(42.17701, -70.75060) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
58.4157 		Other (At-Grade)
Single-Lane 		2008 Pedestrian facilities, RTBPL ICD estimated from Google Maps linework.
North Falmouth, MA
Barnstable Co.
United States 		N Falmouth Hwy (Rte 28A) / Quaker Rd. / Rockledge Dr.
(41.63308, -70.61831) 		Rotary
Existing 		Uncontrolled
Unknown 		4 Approaches
1 Driveways
65.1641 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mashpee, MA
Barnstable Co.
United States 		Nathan Ellis Hwy (Rte 151) / Falmouth Rd. (Rte 28) / Great Neck Road
(41.61840, -70.48709) 		Rotary
Existing 		All-Way Yield
Unknown 		4 Approaches
2 Driveways
108.0363 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Sandwich, MA
Barnstable Co.
United States 		Harlow Rd. / Cotuit Rd. / S Sandwich Rd.
(41.66884, -70.47018) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
24.9806 		Other (At-Grade)
Single-Lane 		2013 no crosswalks ICD estimated from Google Maps linework.
Chatham, MA
Barnstable Co.
United States 		Main St. (Rte 28) / Stage Harbor Rd. / Old Harbor Rd. (Rte 28) / Queen Anne Rd.
(41.68267, -69.96167) 		Other
Existing 		All-Way Yield
None 		5 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian crossing within circulatory roadway.
East Harwich, MA
Barnstable Co.
United States 		Queen Anne Rd. / Orleans-Harwich Rd. (Rte 39)
(41.70049, -70.03164) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.8855 		Other (At-Grade)
Single-Lane 		2006 no crosswalks, no sidewalks ICD estimated from Google Maps linework.
Hyannis, MA
Barnstable Co.
United States 		Main St. / North St. / Scudder Ave. / W Main St.
(41.64737, -70.29656) 		Rotary
Existing 		Other
None 		4 Approaches
4 Driveways
56.2250 		Other (At-Grade)
Single-Lane 		Yield control with stop control on North Street. ICD estimated from Google Maps linework.
South Yarmouth, MA
Barnstable Co.
United States 		Wampanoag Rd. / Eldridge Rd.
(41.64863, -70.21542) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
39.2675 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Dennis, MA
Barnstable Co.
United States 		Davis Beach Rd. / Lighthouse Rd. / Loring Ave.
(41.65225, -70.17300) 		Rotary
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
40.1577 		Other (At-Grade)
Single-Lane 		Stop control on the Davis Beach driveway ICD estimated from Google Maps linework.