|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Southern Pacific/Richards,
CA Sacramento Co. United States |
(unknown) / (unknown) (38.59937, -121.49238) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 33.6024 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
Newport Beach,
CA Orange Co. United States |
4500 MacArthur Blvd (33.66699, -117.86353) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.8802 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
|
National City,
CA San Diego Co. United States |
D Ave. / E 12th St. / Kimball Way (32.67354, -117.10148) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.1121 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
Del Mar,
CA San Diego Co. United States |
Jimmy Durante Blvd. / San Dieguito Dr. (32.97042, -117.26305) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 24.0476 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
|
Plymouth,
CA Amador Co. United States |
SR 49 / Main St. (38.48184, -120.84483) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.3320 |
Other (At-Grade) Single-Lane |
2018 | ICD estimated from Google Maps linework. |
|
Crescent City,
CA Del Norte Co. United States |
Humboldt Rd. / Sand Mine Rd. (41.74014, -124.15656) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 32.9735 |
Other (At-Grade) Single-Lane |
2017 | ICD estimated from Google Maps linework. |
|
Redding,
CA Shasta Co. United States |
Victor Ave. / Galaxy Way (40.55114, -122.33645) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.7796 |
Other (At-Grade) Single-Lane |
2017 | The roundabout is a hybrid with some features of a mini-roundabout but with other features of an urban compact roundabout. ICD estimated from Google Maps linework. |
|
Redding,
CA Shasta Co. United States |
Victor Ave. / Marlene Ave. (40.55815, -122.33824) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.7773 |
Other (At-Grade) Single-Lane |
2017 | The roundabout is a hybrid with some features of a mini-roundabout but with other features of an urban compact roundabout. ICD estimated from Google Maps linework. |
|
Lancaster,
CA Los Angeles Co. United States |
E Avenue L / Challenger Way (34.66048, -118.11226) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.3833 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
Goleta,
CA Santa Barbara Co. United States |
N Los Carneros Rd. / Calle Real (34.44023, -119.85286) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.5194 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
|
Santa Maria,
CA Santa Barbara Co. United States |
Hidden Pines Way / Cesar E Chavez Dr. (34.98597, -120.44869) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.3551 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
|
Santa Maria,
CA Santa Barbara Co. United States |
Hidden Pines Way / Railroad Ave. (34.98586, -120.44455) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.2692 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
|
Los Angeles,
CA Los Angeles Co. United States |
N San Fernando Rd. / N Figueroa St. (34.08149, -118.22572) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
4 Approaches 0 Driveways 37.5893 |
Unknown Multilane (2 Lane, unspecified) |
2017 | Estimated opening January or March 2017. ICD estimated from Google Maps linework. |
|
Ceres,
CA Stanislaus Co. United States |
North St. / 4th St. (37.59167, -120.95337) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2018 | Originally constructed in 2004 as single-lane roundabout. Replaced with all-way stop in 2017-2018. |
|
Ceres,
CA Stanislaus Co. United States |
5th St. / Lawrence St. (37.59013, -120.95220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.6595 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
San Juan Capistrano,
CA Orange Co. United States |
Valle Rd. / La Novia Ave. / I-5 NB Ramps (33.48816, -117.66316) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.8231 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Ramp meter on freeway on-ramp. ICD estimated from Google Maps linework. |
|
Tracy,
CA San Joaquin Co. United States |
N Central Ave. / 6th St. (37.73473, -121.42576) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.1698 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
|
Santa Cruz,
CA Santa Cruz Co. United States |
Pacific Ave. / Beach St. (36.96282, -122.02388) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling all approaches) |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | Railroad tracks cut through part of circle. Separated two-way bicycle lane/cycle track along south side of intersection. |
|
Porterville,
CA Tulare Co. United States |
SR 190 / Road 284 (36.04752, -118.93725) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.5573 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
San Luis Obispo,
CA San Luis Obispo Co. United States |
Chorro St. / Islay St. (35.27610, -120.65977) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 15.6004 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
Woodlake,
CA Tulare Co. United States |
Hwy 216 / Hwy 245 (36.41367, -119.09891) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.7564 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
Santa Cruz,
CA Santa Cruz Co. United States |
Pacific Ave. / Center St. / W. Cliff Dr. (36.96490, -122.02620) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.4453 |
Other (At-Grade) Single-Lane |
2011 | ICD estimated from Google Maps linework. |
|
Cupertino,
CA Santa Clara Co. United States |
Cristo Rey Dr. / Hammond Way / Canyon Oak Way (37.33058, -122.08070) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 36.0875 |
Other (At-Grade) Single-Lane |
2000 | Functional Class: Local ICD estimated from Google Maps linework. |
|
Redding,
CA Shasta Co. United States |
Shasta View Dr. / Old Alturas Rd. (40.58781, -122.32480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.9073 |
Other (At-Grade) Single-Lane |
2010 | Right-turn yield-controlled bypass lane in NW quadrant. ICD estimated from Google Maps linework. |
|
Anderson,
CA Shasta Co. United States |
Factory Outlets Dr. / I-5 NB Ramps / Locust St. / Deschutes Rd. (40.43782, -122.28600) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.0869 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2013 | Freeway off-ramp added with roundabout. Previously controlled by one-way stop ICD estimated from Google Maps linework. |
|
San Diego,
CA San Diego Co. United States |
49th St. / Adams Ave. / Euclid Ave. / Loraine Dr. (32.76279, -117.08910) |
Traffic Calming Circle Existing |
All-Way Yield None |
5 Approaches 0 Driveways 35.1516 |
Other (At-Grade) Single-Lane |
1999 | Functional Class: Local ICD estimated from Google Maps linework. |
|
Borrego Springs,
CA San Diego Co. United States |
Borrego Springs Rd. / Palm Canyon Dr. / Sunset Rd. / Ave Nordeste / Ave Sureste (33.25657, -116.37500) |
Other Existing |
All-Way Yield None |
7 Approaches 3 Driveways 147.8114 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
|
Fort Bragg,
CA Mendocino Co. United States |
Hwy 1 / Simpson Ln. (39.41239, -123.80830) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.5958 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
|
Lompoc,
CA Santa Barbara Co. United States |
SR 246 / Purisima Rd. (34.66456, -120.40790) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.2401 |
Other (At-Grade) Single-Lane |
2011 | Yield-controlled right-turn bypass lane in northwest quadrant. ICD estimated from Google Maps linework. |
|
Old Hopland,
CA Mendocino Co. United States |
SR 175 / Old River Rd. (38.97746, -123.09910) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 35.2816 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
|
Truckee,
CA Nevada Co. United States |
Donner Pass Rd. / Pioneer Trail Rd. (39.33904, -120.17360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.3378 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
|
Truckee,
CA Nevada Co. United States |
Hwy 89 / Prosser Dam Rd. / Alder Dr. (39.34531, -120.17300) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.2574 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
|
Carlsbad,
CA San Diego Co. United States |
State St. / Carlsbad Blvd. (33.16578, -117.35450) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.9933 |
Other (At-Grade) Single-Lane |
2014 | ICD estimated from Google Maps linework. |
|
(unincorporated),
CA Sonoma Co. United States |
Arnold Dr. / Agua Caliente Rd. (38.32045, -122.50220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.8586 |
Other (At-Grade) Single-Lane |
2013 | Completed 2013. Previously controlled by two-way stop ICD estimated from Google Maps linework. |
|
Chico,
CA Butte Co. United States |
First St. / Salem St. (39.72980, -121.84300) |
Other Existing |
All-Way Yield None |
2 Approaches 1 Driveways 18.3704 |
Other (At-Grade) Single-Lane |
2012 | Hybrid mini-roundabout / "drop off circle" at major bike/ped entrance into Chico State University. Completed 2012. ICD estimated from Google Maps linework. |
|
Chico,
CA Butte Co. United States |
E 1st St. / E 2nd St. / Camelia Way (39.73168, -121.83847) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2013 | Designed in tandem with conversion of First and Second Streets to a one-way couplet. Completed 2013. |
|
Nice,
CA Lake Co. United States |
SR 20 / Pyle Rd. (39.13028, -122.87111) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 40.7641 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
|
Temecula,
CA Riverside Co. United States |
Rancho California Rd. / Anza Rd. (33.53401, -117.05592) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.8217 |
Other (At-Grade) Single-Lane |
2012 | ICD estimated from Google Maps linework. |
|
Santa Ynez,
CA Santa Barbara Co. United States |
SR 154 / SR 246 (Mission Dr.) / Armour Ranch Rd. (34.61016, -120.05476) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2015 | Merging right-turn bypass lane on west leg. Yield-controlled right-turn bypass lane on north leg due to skew. |
|
Redding,
CA Shasta Co. United States |
Madison River Dr. / Clark River Dr. (40.54198, -122.31914) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2002 | Year Completed estimated (1999-2004). |
|
McKinleyville,
CA Humboldt Co. United States |
School Rd. / Salmon Ave. / McKinleyville Ave. (40.93439, -124.11240) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.0680 |
Other (At-Grade) Single-Lane |
2013 | Year Completed estimated (2012-2014). ICD estimated from Google Maps linework. |
|
San Luis Obispo,
CA San Luis Obispo Co. United States |
Chorro St. / High St. (35.27217, -120.65736) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 10.7258 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
San Luis Obispo,
CA San Luis Obispo Co. United States |
Chorro St. / Church St. (35.27448, -120.65800) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 29.2513 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
San Luis Obispo,
CA San Luis Obispo Co. United States |
Madonna Rd. / Devaul Ranch Dr. (35.25454, -120.69548) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 21.4562 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (1994-2002). ICD estimated from Google Maps linework. |
|
San Luis Obispo,
CA San Luis Obispo Co. United States |
Prado Rd. / Serra Meadows Dr. (35.25402, -120.66256) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2015 | |
|
San Luis Obispo,
CA San Luis Obispo Co. United States |
Margarita Ave. / Cherry Ln. (35.25603, -120.66104) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2014 | |
|
Vacaville,
CA Solano Co. United States |
Vanden Rd. / Leisure Town Rd. (38.31717, -121.94312) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2017 | Added lane right-turn bypass lanes on west and south legs. |
|
Monterey,
CA Monterey Co. United States |
SR 68 / SR 1 SB Off-Ramp / 17 Mile Dr. (36.57529, -121.91281) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2017 | |
|
Monterey,
CA Monterey Co. United States |
17 Mile Dr. / SR 1 SB On-Ramp (36.57448, -121.91295) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 28.9560 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Raindrop shape. Right-turn-only lane on west leg. |
|
Lafayette,
CA Contra Costa Co. United States |
Olympic Blvd. / Pleasant Hill Rd. (37.88604, -122.09300) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2017 | Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg. |
|
Loomis,
CA Placer Co. United States |
Rutherford Canyon Rd. / Montserrat Ln. (38.78979, -121.18570) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.4440 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
|
Loomis,
CA Placer Co. United States |
Montserrat Ln. / Blackhawk Ct. (38.78614, -121.18684) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2007 | |
|
Rocklin,
CA Placer Co. United States |
Rocklin Rd. / Meyers St. (38.78852, -121.22915) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1684 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | ICD estimated from Google Maps linework. |
|
Rocklin,
CA Placer Co. United States |
Rocklin Rd. / S Grove St. (38.78884, -121.23168) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Elliptical shaped. ICD = 150 ft x 125 ft. |
|
Galt,
CA Sacramento Co. United States |
Twin Cities Rd. / E Stockton Blvd. (38.29108, -121.31110) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.6210 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Near SR 99 NB freeway ramps. ICD estimated from Google Maps linework. |
|
Galt,
CA Sacramento Co. United States |
Twin Cities Rd. / W Stockton Blvd. (38.29105, -121.31340) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.7463 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Near SR 99 SB freeway ramps. ICD estimated from Google Maps linework. |
|
Porterville,
CA Tulare Co. United States |
S Jaye St. / W Montgomery Ave. (36.04954, -119.02654) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.8344 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Right-turn bypass lane on east leg. ICD estimated from Google Maps linework. |
|
Farmersville,
CA Tulare Co. United States |
N Farmersville Blvd. / Noble Ave. (36.32561, -119.20792) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.6024 |
Other (At-Grade) Single-Lane |
2016 | Right-turn-only lane on west leg. ICD estimated from Google Maps linework. |
|
Loomis,
CA Placer Co. United States |
Campus Dr. / Sierra College Blvd. connector (38.79049, -121.20638) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 26.9964 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
|
Davis,
CA Yolo Co. United States |
Cannery Ave. / Cannery Loop (38.56265, -121.73883) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.6196 |
Other (At-Grade) Single-Lane |
2015 | ICD estimated from Google Maps linework. |
|
Redding,
CA Shasta Co. United States |
Shasta View Dr. / Lemurian Rd. (40.52218, -122.30641) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2016 | Here is a link to a portion of the approved plans for the project: http://epayments.ci.redding.ca.us/RDM/Adrawing/26686.pdf |
|
Redding,
CA Shasta Co. United States |
Shasta St. / Almond Ave. (40.58272, -122.40809) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2006 | |
|
Redding,
CA Shasta Co. United States |
Shasta St. / Olive Ave. (40.58343, -122.40524) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2006 | |
|
Anderson,
CA Shasta Co. United States |
Pleasant Hills Dr. / Domaine Pl. (40.42966, -122.29692) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.6377 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
|
Anderson,
CA Shasta Co. United States |
Pleasant Hills Dr. / (unknown) (40.42415, -122.29962) |
Other Existing |
Other None |
3 Approaches 0 Driveways 29.0944 |
Other (At-Grade) Single-Lane |
2006 | No control on entries. ICD estimated from Google Maps linework. |
|
Anderson,
CA Shasta Co. United States |
Pleasant Hills Dr. / (unknown 2) (40.42248, -122.30084) |
Other Existing |
Other None |
3 Approaches 0 Driveways 30.9136 |
Other (At-Grade) Single-Lane |
2006 | No control on entries. ICD estimated from Google Maps linework. |
|
Redding,
CA Shasta Co. United States |
Teton Dr. / Crescent Moon Dr. / Crescent Moon Ct. (40.56422, -122.41552) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 23.5899 |
Other (At-Grade) Single-Lane |
1997 | Year completed estimated (before 1998). Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework. |
|
Redding,
CA Shasta Co. United States |
Madison River Dr. / Yellowstone Dr. (40.54201, -122.31782) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2002 | Year Completed estimated (1999-2004). |
|
Redding,
CA Shasta Co. United States |
Yellowstone Dr. / Western Oak Dr. (40.54391, -122.31766) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.3790 |
Other (At-Grade) Single-Lane |
2002 | Year Completed estimated (1999-2004). ICD estimated from Google Maps linework. |
|
San Diego,
CA San Diego Co. United States |
Streamview Dr. / Michael St. / Lynn St. (32.74338, -117.07161) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 24.1092 |
Other (At-Grade) Single-Lane |
2017 | Side street splitter islands are mini-style (no pedestrian refuge). Truck apron is 1" thick or less” ICD estimated from Google Maps linework. |
|
San Diego,
CA San Diego Co. United States |
Streamview Dr. / Gayle St. (32.74436, -117.06584) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 1 Driveways 15.0681 |
Other (At-Grade) Single-Lane |
2017 | Side street splitter island is mini-style (no pedestrian refuge), Truck apron is 1" thick or less ICD estimated from Google Maps linework. |
|
Santa Barbara,
CA Santa Barbara Co. United States |
Milpas St. / US 101 NB Ramps / Carpinteria St. (34.42073, -119.67765) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Oblong shaped. ICD = 250 ft x 125 ft. Completed April 2000. Experienced one single-vehicle fatality (date unknown). 11861-05. |
|
Carlsbad,
CA San Diego Co. United States |
Legoland Dr. / Armada Dr. (33.13229, -117.31660) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1999 | Unstriped circulatory roadway. |
|
Modesto,
CA Stanislaus Co. United States |
Chandon Dr. / Calero Dr. (37.67642, -120.93380) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4132 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
|
Modesto,
CA Stanislaus Co. United States |
Bowen Ave. / Fremont Ave. (37.67470, -121.00260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.9061 |
Other (At-Grade) Single-Lane |
2002 | Previously controlled by twsc ICD estimated from Google Maps linework. |
|
Santa Barbara,
CA Santa Barbara Co. United States |
Alameda Padre Serra / Montecito St. / Salinas St. / Sycamore Canyon Rd. (34.42903, -119.67720) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 1 Driveways 23.6427 |
Other (At-Grade) Single-Lane |
1992 | Includes driveway into roundabout serving one home. ICD estimated from Google Maps linework. |
|
Long Beach,
CA Los Angeles Co. United States |
Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal) (33.78989, -118.14250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 137.1597 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1993 | Traffic circle conversion. Modified in 2020 to reduce lanes. 21442 |
|
Berkeley,
CA Alameda Co. United States |
Marin Ave. / Los Angeles Ave. / Del Norte St. / Arlington Ave. (37.89015, -122.27240) |
Other Existing |
One-Way/Two-Way Stop None |
6 Approaches 0 Driveways 25.4489 |
Other (At-Grade) Single-Lane |
Free movement on Marin Ave.; rest are stop-controlled ICD estimated from Google Maps linework. | |
|
Arcata,
CA Humboldt Co. United States |
Samoa Blvd. / Buttermilk Ln. (40.85710, -124.07250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1329 |
Other (At-Grade) Single-Lane |
1999 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Arcata,
CA Humboldt Co. United States |
Guintoli Ln. / US 101 SB Ramps (40.90400, -124.08920) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.7180 |
Freeway Ramps (Grade-Separated) Single-Lane |
2005 | ICD estimated from Google Maps linework. |
|
Arcata,
CA Humboldt Co. United States |
West End Rd. / Spear Ave. / Saint Louis Rd. (40.88910, -124.08210) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.0866 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Arcata,
CA Humboldt Co. United States |
Samoa Blvd. / Union St. (40.86140, -124.07730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.2273 |
Other (At-Grade) Single-Lane |
1999 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Visalia,
CA Tulare Co. United States |
Houston Ave. / Santa Fe St. / NE 3rd Ave. (36.34183, -119.28780) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 50.9874 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
|
Arcata,
CA Humboldt Co. United States |
Guintoli Ln. / US 101 NB Ramps (40.90492, -124.08510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.3015 |
Freeway Ramps (Grade-Separated) Single-Lane |
2005 | ICD estimated from Google Maps linework. |
|
Modesto,
CA Stanislaus Co. United States |
La Loma / James St. / G St. (37.64360, -120.98740) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 34.0452 |
Other (At-Grade) Single-Lane |
1997 | Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Truckee,
CA Nevada Co. United States |
Donner Pass Rd. / W. River St. / McIver Crossing (39.32510, -120.19200) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.1077 |
Other (At-Grade) Single-Lane |
1998 | Fatal crash. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Orange,
CA Orange Co. United States |
Chapman Ave. / Glassell St. (33.78788, -117.85310) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 70.4752 |
Other (At-Grade) Single-Lane |
Old school traffic circle, pedestrian park in the middle, cars park along the sides. ICD estimated from Google Maps linework. | |
|
Claremont,
CA Los Angeles Co. United States |
Indian Hill Blvd. / Bonita St. (34.09662, -117.71930) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2000 | Temporary roundabout installed in August 1999, removed in April 2000. Strong public negative opinion cited as reason for removal. (Westernite, July-August 2000, pp. 2-3) |
|
Truckee,
CA Nevada Co. United States |
Brockway Rd. / Martis Valley Rd. (39.32135, -120.16269) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2006 | |
|
Arcata,
CA Humboldt Co. United States |
12th St. / I St. (40.87160, -124.08700) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 48.7687 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
|
Davis,
CA Yolo Co. United States |
Anderson Rd. / Alvarado Ave. (38.56210, -121.75850) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.2149 |
Other (At-Grade) Single-Lane |
1997 | Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis. ICD estimated from Google Maps linework. |
|
Arcata,
CA Humboldt Co. United States |
13th St. / J St. (40.87260, -124.08780) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 11.7404 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
|
Calabasas,
CA Los Angeles Co. United States |
Parkway Calabasas / Camino Portal (34.13878, -118.65890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.6442 |
Other (At-Grade) Single-Lane |
2001 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Encinitas,
CA San Diego Co. United States |
Leucadia Blvd / Hermes Ave (33.06482, -117.30010) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 18.0164 |
Other (At-Grade) Single-Lane |
2004 | Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Encinitas,
CA San Diego Co. United States |
Leucadia Blvd / Hymettus Ave (33.06470, -117.29620) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 21.0192 |
Other (At-Grade) Single-Lane |
2004 | Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Davis,
CA Yolo Co. United States |
5th St. / Cantrill Dr. (38.55160, -121.72010) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.9547 |
Other (At-Grade) Single-Lane |
1998 | Police station on SW corner. Date estimated. ICD estimated from Google Maps linework. |
|
Woodland,
CA Yolo Co. United States |
Gum Ave. / Bourn Dr. (38.66820, -121.74710) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 64.3428 |
Other (At-Grade) Single-Lane |
2008 | Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Davis,
CA Yolo Co. United States |
Moore Blvd. / Rockwell Dr. (38.56830, -121.72630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.2127 |
Other (At-Grade) Single-Lane |
1999 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. |
|
Davis,
CA Yolo Co. United States |
Moore Blvd. / Wright Blvd. (38.56490, -121.71860) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.2801 |
Other (At-Grade) Single-Lane |
1999 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. |
|
Chico,
CA Butte Co. United States |
W. 8th Ave. / Greenwich Dr. (39.73875, -121.86640) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.7968 |
Other (At-Grade) Single-Lane |
2005 | Functional Class: Local ICD estimated from Google Maps linework. |