Foundation Preparation and Treatment for Dam Construction: On-Demand

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:
1) treatment of surface rock exposures in dam foundations,
2) rock grouting,
3) treatment of foundation soils,
4) foundation seepage barrier walls and upstream blankets, and
5) foundation seepage collection and control methods.



John W. France, P.E., D.GE, D.WRE

President, JWF Consulting, LLC

John W. France, PE, D.GE, D.WRE is a registered professional engineer providing consulting services through JWF Consulting LLC. He received BS and MS degrees in civil engineering from Cornell University. John has more than 40 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, John 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 engaged by the Montana Dam Safety office to prepare a technical note on chimney filter design for posting on the State’s website, and he has been an instructor for ASDSO’s seepage analysis course; ASDSO workshops on seepage rehabilitation and internal erosion failure modes; and U.S. Army Corps of Engineers’ courses on seepage rehabilitation and embankment dam design. John has participated as facilitator or subject matter expert on numerous risk analyses of internal erosion issues, most recently serving as facilitator for an internal erosion risk analysis for Mosul Dam in Iraq. In 2017, he was the leader of the Independent Forensic Team charged with identifying the causes of the February 2017 Oroville Dam spillway incident.

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Post Survey
4 Questions
4 Questions Post Survey
Completion Quiz
10 Questions
10 Questions Completion Quiz
Completion Certificate
2.00 PDH credits  |  Certificate available
2.00 PDH credits  |  Certificate available