Hall Hill Road/Rockefeller Bridge over Roeliff Jansenkill
Columbia County, NY
Ryan Biggs | Clark Davis provided the structural design for the complete replacement of this single-span steel girder bridge on new alignment.
The new bridge is constructed of prestressed concrete box beams with a composite concrete bridge deck founded on rock.
Ryan Biggs | Clark Davis provided preliminary and final bridge design (Phases I-VI) PS&E documents.
Work included coordination with the NYS Department of Environmental Conservation.