Geotechnical Engineering

Experienced, in-house staff. Our staff have a broad range of experience, from large earth dams to small city streets. We help you take cost-effective advantage of site conditions and materials, while helping to ensure that your project facilites perform safely and successfully.

SEH geotechnical services include:

• Site investigations
• Earth structures
• Ground water control
• Facilities
• Local infrastructure
• Walls
• Soil erosion studies
• Lakeshore and riverbank stabilization and restoration
• Geosynthetics designs and installation

Geotechnical Engineering Services

Site Investigations

• Natural hazard analysis
• Soil borings and in-situ testing
• Borrow evaluation
• Laboratory testing programs and data interpretation
• Soft ground improvement designs
• Geotechnical instrumentation design and monitoring
• Site grading and material distribution

Earth Structures

• Analysis of stability, settlement, and seepage of earth structures
• Mechanically stabilized earth slope design
• Design of excavations, and fills
• Roadway embankment design
• Earth dam design
• Design of levees and floodwalls
• Design of embankments on soft ground and light weight fills

Ground Water Control

• Seepage control cutoffs and filter/drain systems
• Dewatering evaluations
• Coffer dam design
• Roadway embankment subdrainage

Facilities

• Analysis of bearing capacity and settlement for buildings and structures
• Shallow and deep foundation design for buildings and structures
• Bridge foundation recommendations
• Transmission tower foundation evaluations

Local Infrastructure

• Highway subgrade evaluations and design
• Urban street subgrade evaluation and design
• Wastewater treatment plant pond design
• Foundation recommendations for treatment plants
• Utility subgrade support design

Walls

• Modular block retaining wall design
• Sheet pile wall design
• Tied-back walls
• Soil and rock anchor design

Soil Erosion Studies

Lakeshore and Riverbank Stabilization and Restoration

Geosynthetics Designs and Installation