This webinar will address a wide range of foundation preparation and treatment methods applicable to construction of new dams, rehabilitation of existing dams, and enlargement of existing dams. Topics to be covered include: treatment of surface rock exposures in dam foundations, rock grouting, treatment of foundation soils, foundation seepage barrier walls and upstream blankets, and foundation seepage collection and control methods.
Foundation Preparation and Treatment for Dam Construction: Download
John W. France, P.E., D.GE, D.WRE
President, JWF Consulting, LLC
Mr. John France is a registered professional engineer employed by AECOM as a Vice President and National Technology Leader for Dams. He received BS and MS degrees in civil engineering from Cornell University. Mr. France has 42 years of consulting engineering experience, during which time he has worked on hundreds of civil engineering projects. For the past 35 years his professional career has been focused on dam engineering and dam safety services. During his career, Mr. France has been involved in various capacities in evaluating and remediating seepage issues for earth dams. He has written numerous papers on the topic, and in 2012 he was an invited speaker at a FEMA workshop on filters and seepage remediation. He was also engaged by the Montana Dam Safety office to prepare a technical note on chimney filter design for posting on the State’s website. Together with Jennifer Williams he has presented workshops on internal erosion failure modes for ASDSO and the States of Colorado and Wyoming.