Advanced Geoscience, Inc.

AdvancedGeoscience.com            Los Angeles, California USA

Telephone +1 (310) 378-7480    Reno, Nevada

High-Resolution Seismic Reflection- Using Sledge Hammer, Seisgun, and Accelerated Weight Drop Energy  Sources

• Investigation of Subsurface Geologic Structure and Stratigraphy
• Location and Mapping of Subsurface Faulting (Fault Plane Orientation)
• Mapping of Subsurface Bedrock Topography
• Investigation of Landslide Rupture Surfaces  
• Detection of Deeper Subsidence Features and Sinkhole Forming Conditions

  

Seismic Refraction- Using Conventional and Tomography Methods

• Investigation of Shallow Bedrock Structure and Hardness (Bedrock Rippability)
• Location of Alluvial and Bedrock Channels
• Investigation of Subsurface Faulting

   

        

Multi-Channel Analysis of Surface Waves (MASW) for 1D and 2D Seismic Shear-Wave Velocity Profiling

• Evaluation of Earthquake Vibration Hazards (Vs 30m Measurements)
• Investigation of Shallow Bedrock Structure and Hardness
• Investigation of Soil Stiffness Before and After Ground Improvement
• Detection and Location of Subsurface Voids and Tunnels (Surface-Wave Backscatter Analysis)

Offshore Seismic Reflection and Refraction- Using Water Bottom Cables and Towed Streamers

• Investigation of Subsurface Conditions for Desalination System Pipelines
• Profiling Depth to Bedrock for Pile Length Design for Piers
• Location of Alluvial and Bedrock Channels
• Investigation of Subsurface Faulting

Borehole Seismic Velocity- Using Downhole, Crosshole, and Tomography Methods

• Evaluation of Earthquake Vibration Hazards (Vs 30m Measurements)
• Investigation of Soil Strength at Building Sites
• Investigation of Subsurface Faulting Beneath Structures
• Measuring Travel Time for Seismic Reflection Correlation (“Check Shot” Survey)

 Ground Penetrating Radar 2D and 3D Surveys

• Delineation of Abandoned Underground Storage Tanks
• Location of Underground Structures and Pipelines
• Investigation of Former Burial Pits
• Detection and Location of Subsurface Voids and Tunnels
• Archeological Subsurface Investigations

Electrical Resistivity Profiling- Using Direct Current and Transient Electromagnetic (TEM) Methods

• Investigation of Groundwater Conditions
• Groundwater Well Location Surveys
• Delineation of Bedrock Channels
• Mapping of Clay Layers and Salt Water Intrusion
• Investigation of Embankment Dams and Levees
• Detection and Location of Subsurface Voids and Cavities

Combined Electrical Resistivity and Induced Polarization Surveys

• Investigation of Groundwater Conditions
• Mineral Exploration

Magnetometer Surveys- Ground Based Magnetic Gradiometer and UAV Drone Mag Surveys

• Detection of Abandoned Oil Well Casings
• Location of Abandoned Underground Storage Tanks
• Location of Pipelines and Other Underground Structures
• Archeological Subsurface Investigations
• Detection of Unexploded Military Ordinance
• Location of Volcanic Bedrock Fractures and Voids (Groundwater Exploration)

Gravity and Micro-Gravity Surveys

• Detection of Lateral Changes in Bedrock Lithology (Density)
• Location of Edge of Deeper Fault Basin Graben
• Location of Subsurface Voids and Cavities

Electromagnetic Induction and Ground Conductivity Surveys

• Location and Mapping of Underground Structures and Pipelines
• Location of Former Burial Pits
• Mapping of Clay Layers
• Archeological Subsurface Investigations
• Detection of Unexploded Military Ordinance

Services

Subsurface Geophysical Surveys