[American Society of Civil Engineers Hydraulic Measurements and Experimental Methods Specialty Conference (HMEM) 2002 - Estes Park, Colorado, United States (July 28-August 1, 2002)] Hydraulic Measurements and Experimental Methods 2002 - Stresses in Structural Tie Rods in a Large Penstock Bifurcation: Combining Theory, Prototype Measurements, and Numerical Modeling