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The roadway for the approach structures was supported during construction by an underlane self-launched movable scaffolding system (MSS), [21] and is the first project in California to use a MSS. [22] The MSS was designed to bridge the 235 ft (72 m) span between piers and to support the concrete as it was poured for each span. Once the concrete ...
The Noyo River Bridge is a box girder bridge constructed of prestressed concrete crossing the Noyo River in Fort Bragg, California. [2] Owned and maintained by the California Department of Transportation, it carries motor vehicle, bicycle and pedestrian traffic over the waterway as part of California State Route 1, which is also signed as Main Street within the Fort Bragg city limits.
Tower Bridge (California) This is a list of the crossings of the Sacramento River from its mouth at Suisun Bay upstream to the Ribbon Bridge in Redding. There are many more bridges north of this point up to Lake Siskiyou, immediately east of the source of the river at the confluence of the South and Middle Forks of the Sacramento River.
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The Bridge to Nowhere is an arch bridge that was built in 1936 north of Azusa, California, United States in the San Gabriel Mountains. It spans the East Fork of the San Gabriel River and was meant to be part of a road connecting the San Gabriel Valley with Wrightwood, California .
The Lilac Road Bridge is a reinforced concrete arch bridge in Bonsall, California, built in 1978 at a cost of $1,500,000. [1] Its main span is 455 feet (139 m), with a total length of 745 feet (227 m). It was designed by Fred G. Michaels and John Suwada, with architecture consulting by William Wells.
These foundations used wooden piles topped by a wooden platform over which the specifications required lower stone courses of 5 feet (1.5 m) to 6 feet (1.8 m) long by 3 feet (0.91 m) to 4 feet (1.2 m) thick. [1] Built with four spans in the form of circular arcs, the roadway sloped up to the center of the bridge with a grade of over 6%. The two ...