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Seepage Control

DFI and federal and state agencies established the Seepage Control committee as a collaborative forum to discuss industry best practices for seepage cutoff and foundation improvement for water infrastructure projects.

Committee Chair

Gregg Batchelder-Adams, P.E.
U.S. Army Corps of Engineers

Gregg Batchelder-Adams is a registered professional engineer with about 40 years of experience in civil and geotechnical engineering. He has a Bachelor’s Degree in Civil Engineering from the University of Vermont and a Master’s Degree in Civil Engineering from the University of New Hampshire.  For the past 30 years, he has focused on the evaluation, inspection, design, construction, and risk assessment of dams and levees throughout the US and abroad. He is currently a Lead Civil Engineer for the U.S. Army Corps of Engineers, Risk Management Center located in Colorado. Gregg resides with his wife Laurie in Denver.

Committee Chair

Michael Kynett, P.E.

Upcoming Events

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Initiatives

Review of U.S. Army Corps of Engineers Engineering Manual on Seepage Cutoffs for Dams and Levees

Committee conducted detailed review of the evolving text of this manual covering design and construction of seepage cutoffs.

Guest Speakers

Speakers are invited to each committee meeting to present challenging seepage control design and construction projects.

U.S. Levee Safety Coalition

Group of professional organizations joined together to support and advance levee safety in the United States

ICOLD – Bulletin 51 Update

DFI following International Commission on Large Dams’ (ICOLD) update of ICOLD (1985) Bulletin 51 on filling materials for watertight cutoff walls.

Lewisville VFD & Anchor Study Presentation

Lewisville Dam Safety Modification

Vertical Filter Drain & Anchor Study Program

Rough River Dam Safety Modification Phase II: New Outlet Works and Cutoff Wall Project

Presentation from June 23, 2020 by Will Ailstock, P.E., P.M.P., John Baird, P.G., Pete Booth, Ph.D., P.E., Steven Shifflett, P.E.

Fundamentals

USACE Grouting Manual – detailed technical guidance and criteria for civil works grouting applications.

DFI Soil Mixing Guidelines – overview of the state of practice of Deep Mixing Methods (DMM) in North America, including a guide specification for deep mixing work.

FHWA Design Manual: Deep Mixing for Embankment and Foundation Support – background on deep mixing for U.S. transportation projects and information on design and construction aspects.