Oregon City Arch Bridge Restoration | Oregon City , Oregon
ODOT | Wildish Standard Paving Co.
This restoration project of a concrete encased steel structure included removal of over 18,000 square feet of existing gunite by high-pressure water requiring multiple barges and equipment to be staged on the Willamette River. The existing gunite was replaced with a shotcrete cover. The project also included removal of existing steel and repairs were made with fish plates, welding and splicing. The bridge deck was removed at all existing joint locations, watertight seals were replaced, over 1500 linear feet of ornamental railing were removed and replaced, and the entire bridge deck was capped with a microsilica overlay.