William J

William J. Rahmeyer
Department Head and Professor, Civil and Environmental Engineering
Utah Water Research Laboratory

Electronic Mail: william.rahmeyer@usu.edu
Phone: +1 (435) 797-2938
FAX: +1 (435) 797-1185
Office: Campus, EL-211 CEE Office
U.S. Mail Address:
    William Rahmeyer
    Utah State University
    4110 Old Main Hill
    Logan, Utah 84322-4110


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	Degrees: Ph.D., Civil Engineering (Fluid Mechanics and Hydraulics), Colorado State University, 1980 B.C.E., Civil Engineering (Structures), Colorado State University, 1973 Licensed Professional Engineer (No. 15564 Colorado)
	Teaching Experience: Hydromachinery, hydraulics, fluid mechanics, sedimentation, scour and erosion, open channel flow, closed conduit flow, hydraulic structures, modeling similitude, properties of materials, dynamics, and statics Strategy for Taking the FE Exam
	Courses: CEE 1880 Freshman Seminar. CEE 2870 Sophomore Seminar. CEE 3500 Fluid Mechanics. CEE 3880 Senior Design I. CEE 4870 Senior Design II. CEE 4880 Senior Design III. CEE 5470 / 6470 Sedimentation Engineering. CEE 5500 / 6500 Open Channel Flow
	Research Experience:
	Determination of Flow Resistance Due to Vegetation (Photos, PDF publication, Video Clips) Plant Ecosystems, Riparian, Woody Vegetation, Shrubs, Submerged and Un-submerged, Compound Channels, Field Testing and Calibration, Plant Distortion, and Numerical Modeling and Methodology
	The Design of a Fusegate System For Increasing Reservoir Capacity (Photos, PDF publication, Video Clips) Physical Model Study, Working or Fully Functional Fusegate System, Downstream Submergence, High Approach Velocities, Blockage of the Drain Holes, Fusegate Seals, Ballast Weights, Floating Debris, Blockage of the Fusegates After Tipping.
	Pressure Loss Coefficients for Elbows, Tees, and Reducers (Photos, PDF publication, Video Clips) ASHRAE studies of Loss Coefficients, 2 inch through 24 inch Elbows, Tees, and Reducers, Malleable Iron, Forged Steel, PVC, Cast Iron, Copper, Flow Distribution in Tees, Close Coupled Fittings.
	Control Valves (Photos, PDF publication, Video Clips) Testing Procedures, Cavitation, Torque, Loss Coefficients, Quarter-turn, Linear, Check Valves, Reverse Flow in Check Valves, Fire Hydrants
	Flood Control, Sediment Control and Outlet Structures (Photos and Discussion of Recent Studies, Video Clips) Diversion and Bypass, Stilling Basins, Spillway Crests, Ogee Crests, Control Weirs, Sediment Control, Physical Modeling, Bridge Crossings, Canal and Channel Design
	Present Professional and Honorary Societies and Committees: Utah Floodplain Management Association American Society of Civil Engineers Instrument Society of America USCID American Water Works Association
	LINKS: UWRL Hydraulics Laboratory Utah Water Research Laboratory (UWRL) Department of Civil and Environmental Engineering College of Engineering, Utah State University Department Ongoing Assessment Banner