Earthquake Damage to Railroads

W. G. Byers Collection: 1970-1971

	Image-B1701 Chimbote-Huallanca railroad damaged as the result of differential compaction and lateral spreading of water-saturated unconsolidated sediments.
	Image-B1801 Railroad west of Juvenile Facility.
	Image-B1802 San Fernando Road Overhead. Collapsed steel girder span between widening sections of precast prestressed girders. Structure was demolished to expedite the restoration of railroad traffic under the bridge.
	Image-B1803 San Fernando Road Overhead. Collapsed steel girder span. Note gap at end of precast girder. Structure was demolished to expedite the restoration of railroad traffic under the bridge.
	Image-B1804 San Fernando Road Overhead damaged column. Note cracks in superstructure on either side of bent cap. Structure was demolished to expedite the restoration of railroad traffic under the bridge.
	Image-B1805 San Fernando Road Overhead. Close-up of column base. Note flareout of column bars. Structure was demolished to expedite the restoration of railroad traffic under the bridge.
	Image-B1806 Railroad tracks built across major fault near Sylmar. Taken after repair of the main track, photo shows laterally shifted siding track. Total damage to Southern Pacific facilities was very slight.
	Image-B1807 Photo taken near where railroad tracks were built across a major fault near Sylmar. Note heaving and subsidence of tracks.

W. G. Byers Collection