Specifications include, but are not limited to: Provide material, equipment and labor to perform bridge repairs including but not limited to replacement of failed deck joints, stringers, ladder, platform, railings, and column repairs as specified. The project will use phased construction and consist of a Base Bid and two additional Bid Alternates, as described below. Rehabilitation work for the Base Bid includes: Removal and replacement of existing steel stringers, diaphragms, bracing elements and connections during Phase 1 of construction; Removal and replacement of portions of the reinforced concrete deck slab and steel curb elements during Phase 1 of construction; Removal and replacement of the machinery access platform railing and installation of an additional railing; Removal and replacement of abutment joints and a portion of the approach slabs; Installation of a steel repair to the bottom of the Bridge Operator’s House support columns. Rehabilitation work for Bid Alternate 1 includes: Removal and replacement of existing steel stringers, diaphragms, bracing elements and connections during Phase 2 of construction; Removal and replacement of portions of the reinforced concrete deck slab and steel curb elements during Phase 2 of construction. Rehabilitation work for Bid Alternate 2 includes: Removal and replacement of the ship ladder and landing platforms.