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The segment from the eastern end of the Dumbarton Bridge to the interchange with I-880 has been upgraded to a freeway. The other section is a north-south arterial road that begins at SR 12 in Rio Vista , passes through Ryer Island (where it connects to SR 220 ), and ends in West Sacramento .
The Dumbarton Bridge and its adjacent powerline towers. The Dumbarton Bridge is the southernmost of the highway bridges across San Francisco Bay in California.Carrying over 70,000 vehicles [1] and about 118 pedestrian and bicycle crossings daily [2] (384 on weekends [3]), it is the shortest bridge across San Francisco Bay at 1.63 miles (8,600 ft; 2,620 m).
The Dumbarton Rail Bridge, a swing through-truss span, was the first structure built across San Francisco Bay. The Dumbarton Cut-off includes a second, smaller swing through-truss to the east of the Dumbarton Rail Bridge. Some portions of the timber trestles had been replaced with concrete structures in the 1960s and 1970s. [6]
The Dumbarton Rail Bridge lies just to the south of the Dumbarton road bridge. Built in 1910, the rail bridge was the first structure to span San Francisco Bay , shortening the rail route between Oakland and San Francisco by 26 miles (42 km).
Route 238, consisting of State Route 238 (SR 238) and Interstate 238 (I-238), is a mostly north–south state and auxiliary Interstate highway in the San Francisco Bay Area of California. The southern segment is signed as SR 238 and is a divided multilane surface highway that runs parallel to the Hayward hills between I-680 in Fremont and I-580 ...
A detour on L Drive N to 14 Mile Road to 11 Mile Road to Verona Road will be posted while the 15 Mile Road bridge over I-94 is rebuilt.
The project is supported by an $80 million federal grant awarded earlier this week. ... By allowing trucks to circumvent Interstate 35W and Haslet Parkway, the bridge is likely to reduce east and ...
The I-880 Corridor Improvement Project, one of the last seismic retrofit projects of a major transportation corridor in California, consisted of eight separate projects located in a 15-mile (24 km) segment of the freeway between Oakland and Hayward. [48] [49] The overall goal of the project was to improve the seismic safety of the corridor.