Since 2002, the Historic American Engineering Record (HAER) and the Federal Highway Administration (FHWA)'s Office of Infrastructure Research and Development have maintained a joint research and technology program for historic covered bridges. As a result of cooperative research under the FHWA's National Historic Covered Bridge Preservation (NHCBP) Program, HAER has:
The work under this initiative continues with additional engineering studies and NHL nominations, educational models, and a publication on guidelines for the rehabilition of covered bridges.
This work has been carried out under the leadership of Christopher H. Marston, HAER Project Leader; Justine Christianson, HAER Historian; and Richard O'Connor, Chief, Heritage Documentation Programs. For additional information, please contact Christopher H. Marston at firstname.lastname@example.org or 202-354-2162.