Keystone Dam bridge replacement progressing nicely
The Gantry crane shown here had to be custom built to fit the width of the roadway to remove the old roadbed sections and structural items. It will also be used to replace the 36x40 foot bridge spans with seven prefabricated 6x36 foot panel sections. The deck slab panels were built off site.

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Photo by: Ross Adkins |  VIRIN: 140124-A-CE999-091.JPG