GEOTECHNICAL ENGINEERING AND SERVICES

DRILLING SERVICES

• Standard Penetration Test (SPT) Borings
• Dynamic cone penetration testing (DCP)
• Field permeability using a Precision Permeameter
• Cone penetration test (CPT) soundings with soil shear wave velocity testing and Dilatometer probes
• Well installation
• Hand augers
• Test pits exploration

FOUNDATION AND SPECIALTY SERVICES

• 2D & 3D Geotechnical Finite Element Analysis Using Midas GTS NX
• Foundation Design Recommendations
• Pile Design Recommendations to include compression, tensions and lateral capacities
• Provide Test Pile Programs to include Pile Load and PDA Tests
• Ground Improvements by means of Surcharging of Subsurface Soils
• Settlements Analysis
• Establish Seasonal High/Low Groundwater
• Assessment of Borrow Materials
• Suitability/Availability of Onsite and Borrow Materials
• Design of Pond and Landfill Liners
• Light and Heavy Duty as well as Rigid Pavement Design Recommendations Using AASHTO and VDOT Standards
• Slope Stability Analysis
• Retaining Walls Design to include Utilization of Geotextile Fabric & Geogrid Products

ROADWAY/TRANSPORTATION STUDIESCORRIDOR/PRELIMINARY STUDY

• Economic Evaluation of Alternatives
• Seasonal High Groundwater Estimate
• Embankment Studies (Design and Construction)
• Pavement Study
• Muck/Soft Soil Study
• Design with Geotextile and Geogrid Engineered Products

BRIDGE FOUNDATIONS

• Shallow and Deep Foundation Design Recommendations
• Lateral Stability of Deep Foundations
• Negative skin Friction (Downdrag)
• Pile Design Recommendations to include compression, tensions and lateral capacities

PAVEMENT & PAVEMENT DESIGNS

• Failure Analysis, Remediation and Recommendations
• Soil Cement/Lime Stabilization Studies
• Light and Heavy Duty as well as Rigid Pavement Design Recommendations Using AASHTO and VDOT Standards
• Value Engineering and Specifications Review
• Qualifications of Materials