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Description
Views of Alton Bridge near Alton, Humboldt County. Includes aerial views of bridge, close-up views of structure, drawings of original plans. Includes history and individual photo description. View 1 (1992-0675). Aerial view -- view 2 (1992-0676). Aerial view -- view 3 (1992-0677). Center span -- view 4 (1992-0678). Bridge supports -- view 5 (1992-0679). Close-up support -- view 6 (1992-0680). Center span -- view 7 (1992-0681). Bridge approach -- view 8 (1992-0682). Oblique view to northeast -- view 9 (1992-0683). View to south -- view 10 (1992-0684). Oblique view to south -- view 11 (1992-0685). View to south-southwest -- view 12 (1992-0686). Detail of spring line of spans -- view 13 (1992-0687). Detail of pier -- View 14 (1992-0688). Underside of approach spans -- view 15 (1992-0689). Remnant of lally-column. View 14 (1992-0688). Underside of approach spans -- view 15 (1992-0689). Remnant of lally-column -- view 16 (1992-0690). Location plan -- view 17 (1992-0691). General plan -- view 18 (1992-0692). Elevations of arch ring -- view 19 (1992-0693). Details of arch -- view 20 (1992-0694). Piers and abutments -- view 21 (1992-0695). Details and steel list -- view 22 (1992-0696). Approach span -- view 23 (1992-0697). Detail plans -- view 24 (1992-0698). North abutment -- view 25 (1992-0699). Railing details -- view 26 (1992-0700). 1901 truss bridge. Accompanied by: Van Duzen River Bridge (Alton Bridge), California State Highway 101 at Van Duzen River, Alton vicinity, Humboldt County, California, photographs, written historical and descriptive data / Don Tateishi, photographer ; Lynn Harrison, photographer; John Snyder, field director. San Francisco, CA : Historic American Buildings Survey, National Park Service, Western Region, Dept. of the Interior. 9 p. ; 28 cm. HAER No. CA-129.
Bridges--California--Humboldt County Bridges--California--Alton Alton Bridge (Alton, Calif.) Van Duzen River Basin (Calif.) Photographic prints Aerial views
Place
California Humboldt County Alton Alton Bridge (Alton, Calif.) Van Duzen River Basin (Calif.)
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