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Geotechnical Services

Concrete being poured in controlled environment.
Department of Transportation

Geotechnical Services

Geotechnical Services Section supports the planning, design, construction, maintenance and rehabilitation of geotechnical features essential for MDOT's bridge and heavy civil infrastructure. In‑house capabilities include foundation engineering and design for bridges, culverts and complex structures; subsurface investigation of soil, rock, and groundwater; in-situ and laboratory testing of soils; laboratory testing and specification of geosynthetic materials; geotechnical policy, project scoping, contract management, and quality assurance oversight of external partners; management and correction of geohazard sites.

Richard Endres, Chief Geotechnical Engineer
517-636-5453

Carol Casteel, Administrative Assistant
517-636-5703

Reference Documents

Geotechnical Manual
Design of Temporary Earth Retention Systems (TERS) - Part 1
Design of Temporary Earth Retention Systems (TERS) - Part 2

Geohazards

Chris Johnecheck, GeoHazards Engineer
517-636-5707

Foundation Design & Engineering Analysis

Ryan Snook, Foundation Analysis Engineer
517-636-5714

Subsurface Investigation & Asset Management
Erron Peuse, Transportation Engineer
517-636-5711

Consultant Coordination & Quality Assurance Oversight
Joel Tichenor, Transportation Engineer
517-636-4933

Geotechnical Construction Support
Tony Pietrangelo, Transportation Engineer
517-388-6369

Soils & Geosynthetic Testing
Bethany Enright, Transportation Engineer
517-636-5706