The Dumbarton Bridge is the southernmost of the highway bridges that span the San Francisco Bay in California. It is also the shortest. Its eastern terminus is in Fremont, near Newark in the San Francisco Bay National Wildlife Refuge and its western terminus is in Menlo Park. The current bridge is the second bridge in this location and was opened in 1984. The earlier bridge (a drawbridge) was opened in January 1927. Portions of the old bridge remain as fishing piers. The bridge has three lanes in each direction, plus a separated bike/pedestrian lane. Currently there is a toll charge of $3 for cars travelling east to west. This article is about the edifice. ... San Francisco Bay, San Pablo Bay, and the Golden Gate The San Francisco Bay is a shallow, productive estuary in which water draining approximately forty percent of California, flowing in the Sacramento and San Joaquin rivers from the Sierra Nevada mountains, enters the Pacific Ocean. ... State nickname: The Golden State Other U.S. States Capital Sacramento Largest city Los Angeles Governor Arnold Schwarzenegger Official languages English Area 410,000 km² (3rd)  - Land 404,298 km²  - Water 20,047 km² (4. ... Fremont, California from NASAs Landsat The city of Fremont highlighted within Alameda County Fremont is a city in California which was incorporated on January 23, 1956, from the merger of five smaller communities: Mission San Jose, Irvington, Niles, Centerville, and Warm Springs. ... Newark is a city located in Alameda County, California. ... Cafe Borrone, adjacent to Keplers Bookstore in the Menlo Center, is a popular lunch spot in downtown Menlo Park. ... 1984 is a leap year starting on Sunday of the Gregorian calendar. ... 1927 was a common year starting on Saturday (link will take you to calendar). ... The United States dollar is the official currency of the United States. ...

The bridge never was officially named, but the common use name comes from Dumbarton Point, which dates to 1876 when it was named for Dumbarton in Scotland. Dumbarton Bridge Source: bata. ... 1876 is a leap year starting on Saturday. ... Dumbarton is a town in Scotland, lying on the north bank of the River Clyde. ... Scotland (Scottish Gaelic: Alba) is a country in northwest Europe, occupying the northern third of the island of Great Britain. ...

A parallel railroad bridge runs to the south. The rail bridge is currently unused, but a successful March 2004 regional transportation ballot measure included funding to rehabilitate the rail bridge for commuter rail service. 2004 is a leap year starting on Thursday of the Gregorian calendar. ...

The bridge is part of California State Highway 84. California State Route 84 is a split-section highway consisting of two sections: an east-west arterial running from Livermore, through Fremont, across the Dumbarton Bridge to Menlo Park and San Gregorio. ...

The bridge is directly connected to Interstate 880 by a freeway segment north of the Fremont end, but is not directly connected to U.S. Highway 101 at its southern end in Menlo Park. Rather, motorists must traverse one of three at-grade routes to connect from the Bayshore Freeway to the bridge. Interstate 880 is a regional bypass interstate highway in the Bay Area metropolitan area of Northern California. ... U.S. Highway 101, or U.S. Route 101 (U.S. 101), is a north-south highway that is aligned along the Pacific West Coast of the United States. ...

Although this has led to severe traffic problems on the bridge itself and in Menlo Park and East Palo Alto, Caltrans has been unable to upgrade the relevant portion of Highway 84 to freeway status due to opposition from the cities of Menlo Park, Atherton and Palo Alto. The freeway opponents fear that upgrading Highway 84 will encourage more people to live in Alameda County (where housing is more affordable) and commute to jobs in the mid-Peninsula area, thus increasing traffic in their neighborhoods to the south of the bridge. East Palo Alto (often called EPA or East PA) is a city located in San Mateo County, California, United States. ... Caltrans logo The soaring ramps in the stack interchanges favored by Caltrans often provide stunning views. ... Atherton is a town located in San Mateo County, California. ... Alameda County is a suburban county in Californias San Francisco Bay Area. ...

An extended sequence in the movie Harold and Maude takes place on the 1927 span and its eastern approach. Harold and Maude is a 1971 movie, directed by Hal Ashby. ... 1927 was a common year starting on Saturday (link will take you to calendar). ...

External links

• California Dept. of Transportation: Dumbarton Bridge History & Information (http://www.dot.ca.gov/hq/traffops/hwybrdg/tollbridge/History/Dumbarton.html)
• Bay Trail: Dumbarton Bridge (http://baytrail.abag.ca.gov/vtour/map3/access/Btdmbrtn/Btdmbrtn.htm)
• Maps and aerial photos (http://kvaleberg.com/extensions/mapsources/index.php?params=37.5069_N_-122.1169_E_type:landmark_region:US)
  • Street map from MapQuest  (http://mapquest.com/maps/map.adp?latlongtype=decimal&latitude=37.5069&longitude=-122.1169&zoom=7) or Google Maps (http://maps.google.com/maps?ll=37.5069,-122.1169&spn=0.03,0.045)
  • Topographic map from TopoZone (http://topozone.com/map.asp?lat=37.5069&lon=-122.1169&s=50&size=m&datum=nad83)
  • Aerial image or topographic map from TerraServer-USA (http://terraserver-usa.com/image.aspx?s=13&lon=-122.1169&lat=37.5069&w=2)
  • Satellite image from Google Maps (http://maps.google.com/maps?ll=37.5069,-122.1169&spn=0.03,0.045&t=k)