The San Mateo-Hayward Bridge has a total length of 7 miles (or 11.3 kilometers), making it the longest bridge in California.
It carries the six-lane State Route 92 across San Francisco Bay between Foster City on the San Francisco Peninsula and the city of Hayward in the East Bay.
The bridge comprises a 1.9-mile highrise orthotropic deck western span and a 5.1 mile lowrise trestle eastern causeway. The longest span, over the shipping channel, is 757.2 feet (or 230.8 meters) wide and has a water clearance of 134.5 feet (or 41 meters).
