PACIFIC SHORTLINE RR BRIDGE MONUMENT IN SIOUX CITY, IA
As the photo above(of the bronze plaque)describes: the "Combination Bridge" comprised two fixed span Pennsylvania spans and two 470' Pratt rim bearing swing spans - one at each end. This view is looking upstream at the swing span on the Nebraska end. http://www.siouxcityhistory.org/transportation/116-bridges
(submitted by Rich A. on 11/12/13)