Lake Street Bridge House Exposed Aggregate Vertical Concrete Restoration
Lake Street Bridge & Chicago River, Chicago, IL
Owner:
City of Chicago, Chicago Department of Transportation
Saw-cut and chip/remove existing exposed aggregate delaminated concrete on the face of the historic bridge house
Install structural rebar reinforcement to the remaining existing concrete to support the new decorative concrete in place
Install formwork at all repair locations complete with burlap liner on the formwork and concrete retarder soaked into the burlap
Cast back new decorative concrete to match the existing historic vertical façade of the existing bridge house
Strip all forms and remove from the project site
Tediously wash away the concrete cream at the surface of the concrete with water to develop the decorative exposed aggregate appearance to match the existing remaining decorative concrete
Install a concrete sealer over the new exposed aggregate concrete recently cast
