Photo, Print, Drawing 39. View of bridge operators controls in the control house facing south. Controls on the right are for the south span and on the left for the north span. The large dial indicator towards the top of the picture is a position indicator for the south span. Also present is a marine radio for talking to marine traffic and control ropes for the horn and siren. - Henry Ford Bridge, Spanning Cerritos Channel, Los Angeles-Long Beach Harbor, Los Angeles, Los Angeles County, CA Photos from Survey HAER CA-156

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