1. Scour at bridge sites in Delaware, Maryland, and Virginia Author/Creator: Hayes, Donald C., author Publication/Creation: Richmond, Virginia : U.S. Geological Survey, 1996 Resource Type: Book Access & Availability: Loading
2. Simulation of streamflow and water quality in the Christina River subbasin and overview of simulations in other subbasins of the Christina River basin, Pennsylvania, Maryland, and Delaware, 1994-98 Author/Creator: Senior, Lisa A. Publication/Creation: New Cumberland, Pa. : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
3. Site selection and collection of bridge-scour data in Delaware, Maryland, and Virginia Author/Creator: Hayes, Donald C., author Publication/Creation: Richmond, Virginia : U.S. Geological Survey, 1993 Resource Type: Book Access & Availability: Loading