Virginia Tech, Extension Service2019-07-182019-07-181960-04-08http://hdl.handle.net/10919/91595Upstream view of lower end of culvert prior to channel changenegative, 4x5 in.image/jpegIn CopyrightApplied ScienceAgricultural EngineeringAgricultureVirginia Extension - Project 10Runoff RatesWater RunoffSoil and Water ConservationPhotographBiological Systems Engineering, Virginia Tech