Qualitative Evaluation of Rock Weir Field Performance and Failure Mechanisms
Qualitative Evaluation of Rock Weir Field Performance and Failure Mechanisms U.S. Department of the Interior Bureau of Reclamation Technical Service Center Denver, Colorado September 2007 U.S. Department of the Interior Mission Statement The mission of the Department of the Interior is to protect and provide access to our Nation’s natural and cultural heritage and honor our trust responsibilities to Indian tribes and our commitments to island communities. Mission of the Bureau of Reclamation The mission of the Bureau of Reclamation is to manage, develop, and protect water and related resources in an environmentally and economically sound manner in the interest of the American public. Qualitative Evaluation of Rock Weir Field Performance and Failure Mechanisms Authored by David M. Mooney, PhD, PE Hydraulic Engineer Division of Planning, MP-700 Mid Pacific Regional Office Sacramento, CA Christopher L. Holmquist-Johnson, MS, PE Hydraulic Engineer Sedimentation and River Hydraulics Group, 86-68240 Technical Service Center Denver, CO Elaina Holburn, MS, PE Hydraulic Engineer Sedimentation and River Hydraulics Group, 86-68240 Technical Service Center Denver, CO Reviewed by Blair P. Greiman, PhD, PE Hydraulic Engineer Sedimentation and River Hydraulics Group, 86-68240 Technical Service Center Denver, CO i Acknowledgements The following persons and/or entities contributed to this report: • Reclamation Funding: o Albuquerque Area Office o Pacific Northwest Regional Office o Science and Technology Office o Snake River Area Office • Technical Consultation: o Chester Watson, PhD, PE, Colorado State University o Christopher Thornton, PhD, PE, Colorado State University o Paula Makar, PE Bureau of Reclamation o Timothy Randle, MS, PE, Bureau of Reclamation • Field Data Collection: o Canyon R.E.O Rafting o Colorado State University o Pagosa Springs o 3-Forks Ranch o Snake River Area Office o Salmon Field Office ii Table of Contents 1 INTRODUCTION..............................................................................................................................
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