| Name | Carquinez Bridge, The Alfred Zampa Memorial Bridge, California |
|---|---|
| Who | |
| Owner | Caltrans for State of California |
| Design | Deleuw Catter, OPAC, Steinman |
| Contractor | Joint Venture of FCI Constructor Inc./ Cleveland Bridge California Inc. |
| When | 2003 |
| Where | About 30 miles north east of San Francisco, California |
| Latitude | N 38 03' 47" |
| Longitude | W 122 13' 35" |
| Why | Takes Interstate 80 across the Carquinez Strait. |
| Links Vallejo with Crockett. | Toll on east bound traffic. |
| Overall type | Hanging - suspension bridge Original bridge was steel cantilver truss built 1927, dismantled 2007 Second similar parallel bridge built 1958 taking east bound traffic whilst first took west bound 2007 had seismic retrofit and upgrade |
| Width | 25 m. - 6 traffic lanes + pedestrians and bicycle tracks |
| Length | 1056 m. |
| Main span | 728 m. with side spans 148 m. & 183 m. |
| Height of tower | 131 m. |
| Materials | Steel |
| How to read a bridge | Read more about suspension bridges..... Read more about the book metaphor..... |
| References | Caltrans web site for bridge |
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