Susquehanna Rail Bridge Project Look Ahead for September Havre de GraceSusquehanna Rail Bridge Project Look Ahead for September Click here to read the Susquehanna Rail Bridge Project Look Ahead for September. Topics include: Environmental Surveys Environmental and Geotechnical Testing Remnant Pier Removal Subsurface Utility Investigations Ongoing Railroad Maintenance Project Timeline Approximate Locations of On-Going and Upcoming Activities