Virginia Tech, Extension Service2019-07-182019-07-181960-04-07http://hdl.handle.net/10919/91674View of down stream end of culvert. Surveying elevation with survey rod.negative, 4x5 in.image/jpegIn CopyrightApplied ScienceAgricultural EngineeringAgricultureVirginia Extension - Project 10Runoff RatesWater RunoffSoil and Water ConservationPhotographBiological Systems Engineering, Virginia Tech