Bridge Project:

SH 120 over the 
Arkansas River


Colorado Department of Transportation


Florence, Colorado


Construction entailed the phased replacement of the existing SH 120 bridge over the Arkansas River and Union Pacific Railroad Tracks. Structures Value Engineered the replacement with a 411’ 4-span structure utilizing pre-stressed and post-tensioned U-48 Girders & post-tensioned precast full-depth deck panels. Work included river access cofferdams, rock excavation, 54” caissons, temporary shoring & de-launching an existing 160’ single span Acrow panel bridge.

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