Engineering Geology

CGI Technical Services, specializes in providing engineering geological services to evaluate the following:

- General and specific site conditions
- Identification and mapping of geohazards
- Fault location and paleoseismic studies
- Liquefaction assessment
- Landsliding and mass wasting potential
- Rockfall and debris flow hazards
- Industrial mineral resource mapping, evaluations, and assessments
- Alquist Priolo Earthquake Hazards Act studies
- Assistance with sighting and alignment of critical facilities and linear projects
  (pipelines, etc.)
- Seismicity and strong ground motion estimates
- Reconnaissance and detailed geologic mapping
- Regional and site-specific geomorphic mapping of landslide and slope
  stability hazards
- Shoreline and seacliff retreat studies
- Input for geologic and earth resources sections for environmental documents
- Forensic evaluations
- Construction support services

 
CGI Technical Services utilizes a wide variety of traditional and state-of-the-practice exploration methods, such as:
- Cone penetrometer tests
- Small & large diameter borings
- Rock coring
- Pressuremeter
- Cone pressuremeter test
- Dilatometer
- Trenches & test pits
- Inclinometers & Instrumentation
- Becker Hammer
- Sonic coring
- Geophysical refraction surveys
-·Geophysical reflection surveys
- Downhole geophysical surveys
- 2D & 3D resistivity tests
- Acoustic televiewer
- Downhole digital video

 
 
CGI Technical Services, has extensive experience providing engineering geological services for a wide variety of projects throughout California southern Oregon, and Nevada. These services have been applied to municipal, governmental, energy-related, commercial, industrial, educational, recreational, and transportation-related projects.