Gerhart Cole Inc.

Consulting Engineers

Website

About the firm

Gerhart Cole Inc. is a consulting geotechnical engineering practice in Midvale, Utah. It specializes in geotechnical design, dam safety, alternative project delivery, and forensic engineering, serving water resources, transportation, and mining projects.

Firm type
Geotechnical Engineering · Forensic Engineering · Materials Testing · Design-Build

People

Phil GerhartFounder

Ryan ColePrincipal

Ryan MawPrincipal

Brian GarrettPrincipal

Travis GerberChief Engineer

Capabilities

Geotechnical Design & Engineering

Service website

Comprehensive analysis and design solutions tailored to soil, rock, and seismic conditions.

  • Soil and Rock Mechanics
  • Slope Stability and Landslides
  • Ground Improvement and Soft Ground Engineering
  • Seismic Risk Assessments and Design
  • Liquefaction and Cyclic Softening Assessment
  • Numerical Modeling

Dam Engineering and Safety

Service website

Safety assessments, seepage analyses, and engineering designs for dams, levees, and canals.

  • Seepage and Slope Stability
  • Dewatering Solutions
  • Bio-Polymer Drains

Alternative Delivery and Construction Management

Service website

Collaborative procurement and project management services including progressive design-build and CM/GC methodologies.

  • Design-Build (DB)
  • Progressive Design-Build (PDB)
  • CM/GC Services

Forensic Engineering and Expert Witness

Service website

Investigative analyses and expert technical consultations for structural and geotechnical challenges.

  • Forensic Studies
  • Expert Witness Testimony

Foundation and Earth Shoring Design

Service website

Subsurface structural solutions including deep foundations and temporary or permanent earth support.

  • Shallow and Deep Foundations
  • Earth Shoring Systems
  • Retaining Walls

Geotechnical Instrumentation and Laboratory Testing

Service website

Specialized field diagnostics, performance monitoring, and laboratory services for geological assets.

  • Dynamic Pile Testing (PDA)
  • Cross-Hole Sonic Logging (CSL)
  • Pile Integrity Testing (PIT)
  • Micropile and Soil Nail Testing
  • SPT Hammer Energy Testing
  • Vibration Monitoring
  • Geotechnical Instrumentation
  • Geotechnical Laboratory Testing

Industries

Water Resources · Stormwater & Flood Control · Mining · Transportation · Transit · Oil & Gas

Projects

Interstate-15 Corridor Reconstruction

Salt Lake City, UT · Transportation · 2002

Project details

Provided project management and geotechnical engineering design services for the reconstruction of 17 miles of interstate highway through urban Salt Lake City, a major design-build effort recognized by the American Society of Civil Engineers.

DMAD Dam

Utah, US · Water Resources

Project details

Addressed several issues related to dam safety during State of Utah mandated Phase II dam safety studies on a facility originally constructed between 1959 and 1960.

DMAD Dam Canal

Utah, US · Water Resources

Project details

Evaluated and designed solutions to mitigate seepage from old Pleistocene river channels feeding into the left bank of Canal A, a primary irrigation canal, which resulted in sand boils and bank destabilization near the dam.

Clearfield Bridge

Clearfield, UT · Transportation

Project details

Conducted a forensic study of failing MSE wall abutments for a railroad crossing bridge. The scope of work included review of construction records, field observations, geotechnical exploration, stability analyses, and the design of multiple repair alternatives.

Gerhart Cole Inc. - Engineering Firms