Geophysics

Ninyo & Moore offers a wide-array of specialty services to provide crucial data for engineering and construction projects. The use of geophysical services can reduce or eliminate the need for costly excavations, core holes, and bore holes, and can provide data coverage for large areas, reducing unknown factors and lowering project risks and costs.

Our state-of-the-art geophysical exploration can tailor a survey, utilizing the methods listed below, and has contributed cost savings to numerous high profile private and public sector projects, including dams, roadways, bridges, airports, mines, military facilities, and other projects.

Brochure: Geophysics >

Employee Testimonials

“Great Company! Constant work and high pay. Also, flexibility to move around when you want.”
Project Engineer
San Jose, CA
“Great Working Environment! Great place to work, great comradery.”
Principal Engineer
Phoenix, AZ
“Great Company. Flexibility, knowledgeable and good work environment.”
Senior Staff Environmental Scientist
Alameda, CA
“Fabulous Company! I’ve been working for Ninyo & Moore for 4 years now. I hope to spend the next 20 years with them. A great employer that cares about their employees. There is not a single employee that I have issues with. This is my 4th company in the construction material testing field…and the best.”
Construction Materials Testing Technician
San Diego, CA
“Good Place.” Professional staff, good benefits, fun place!”
Manager
Unknown Location
“Best Company I’ve Worked For. Good communication, environment, and pay.”
Field Technician
Houston, TX
“Great Company to Work For. Professional atmosphere; flexibility; ample room for upward mobility; nurturing and rewarding management.”
Principal Engineer
Irvine, CA
“Overall Great Experience. Great Place to Work. Great opportunity to learn more about construction materials.”
Laboratory Technician
Denver, CO
“Great Place to Work. Great place to work overall.”
Engineer
Phoenix, AZ

Client Testimonials

Paul Brown
"For over 25 years, Ninyo & Moore has performed in an outstanding manner on SDUPD as-needed environmental consulting services… Among Ninyo & Moore’s major attributes are a strong understanding of public sector client needs, innovative technical solutions, detailed understanding of regulations, and a proactive, professional relationship with regulators and consultants in the region."
Paul Brown
Program Manager
Environmental San Diego Unified Port District
Michael Grossman, P.E.
"I wanted to personally congratulate you and your team on wrapping up an extremely complex geotechnical project... The Bureau of Engineering, site soils conditions, and complex/revised structural system did not make for an easy scope of services… When faced with adversity your team was up to the task. It worked through a tough re-design/compressed time line, difficult series of approvals, and persevered…"
Michael Grossman, P.E.
Managing Director
AvAirPros: Milestone for Terminal 1.5 at Los Angeles International Airport (LAX)
Glenn Young
"Thank you for the incredible value, service, quality and impact… We are so appreciative of your commitment, expertise and experience in preparing plans and reports, obtaining superb field contracting services and providing professional field work. You are the best of the best."
Glenn Young
California Department of Resource and Recycling
Mark D. Claussen, PE
"Services provided include hazardous material investigation and documentation; geotechnical evaluation, testing and observation; and, special inspections and testing services. …I highly recommend Ninyo & Moore for all these services to any government agency tasked with the public safety, and providing timely and professional data to support both project schedule and budget development."
Mark D. Claussen, PE
Bond Program Manager
Southwestern Community College
Mark Stapledon
"Ninyo & Moore’s team is responsive, collaborative, and technically knowledgeable… I highly recommend Ninyo & Moore for these services to any other school district due to their excellent service, technical abilities, timely response to any request, and ability to support our schedules and budgets."
Mark Stapledon
Construction Management Supervisor
San Diego Unified School District
Mark Law
"Ninyo & Moore’s staff responded to the City’s needs and worked closely with our Capital Improvement Division to ensure cost effective recommendations and services. Ninyo & Moore’s team services are professional, client oriented, and provide quality reports."
Mark Law
Project Manager
City of Missouri City
Kay Khadem, CCM, PMP, LEED ®AP
"I wanted to take the time to thank you for the service your company provided to ours. We sincerely appreciate your customer service, how you’re always available to handle challenging issues, the excellent work you have demonstrated on every project, and the professional way you conduct business."
Kay Khadem, CCM, PMP, LEED ®AP
Senior Project Manager
Santa Monica-Malibu Unified School District
Kevin Huber
"Ninyo & Moore’s consultants have been efficient and extremely responsive and have demonstrated excellent communication skills and quality of work. I am pleased with the value of Ninyo & Moore’s services and am happy to refer them to my associates and other entities in need of their services. We would highly recommend using Ninyo & Moore for any of their services…"
Kevin Huber
Executive Director
Cooperative Strategies

Our geophysical services can be used for the following project types.

Crosshole Sonic Logging

  • Deep foundation depths and integrity
  • Voids location (concrete, soil, rock)

Electrical Resistivity Profiling

  • Abandoned mines, caves or tunnels
  • Buried objects - metallic or non-metallic
  • Contaminant plume
  • Electrical grounding and corrosion studies delineation
  • Groundwater depth
  • Landfill boundaries and leachage plumes

Electromagnetic Shallow Mapping

  • Archeological sites/burials
  • Buried debris
  • Buried objects - metallic or non-metallic
  • Contaminant plume delineation
  • Underground storage tank location (UST)
  • Unexploded ordinance (UXO)
  • Utility line location

Ground Penetrating Radar (GPR)

  • Abandoned mines, caves or tunnels
  • Archeological sites/burials
  • Bridge deck conditions and reinforcement
  • Buried objects - metallic or non-metallic
  • Concrete thickness/quality
  • Rebar/post-tension cable condition and designation
  • Shotcrete/gunite thickness/reinforcement/ quality
  • Underground storage tank location (UST)
  • Utility line location
  • Voids location (concrete, soil, rock)

Ground Vibration And Blast Monitoring

  • Blast monitoring
  • Construction monitoring
  • Site response

Impact Echo Concrete Testing

  • Bridge deck conditions and reinforcement
  • Concrete thickness and quality
  • Site response
  • Rebar/post-tension cable condition and designation
  • Shotcrete/gunite thickness/reinforcement/quality

Magnetics (Magnetometer)

  • Buried debris
  • Buried objects - metallic or non-metallic
  • Landfill boundaries and leachage plumes
  • Underground storage tank location (UST)
  • Unexploded ordinance (UXO)

Marine Sub-Bottom Profiling

  • Marine sediment investigations
  • Water column imaging/gas seepage monitoring
  • Dredging surveys

Pile Integrity Testing (Sonic Echo/Impulse Response)

  • Deep/shallow foundation depths and integrity

Seismic Methods

  • Bedrock depth
  • Dynamic moduli
  • Faults, fissures, rock fractures, steeply dipping features
  • Poisson’s ratio values
  • Rippability and relative rock quality
  • Seismic site classification (P-wave and S-wave velocity)
  • Soft soil zones/poorly compacted fill below hard surface soils

Thermal Soil Resistivity

  • Electrical grounding and corrosion studies
  • Thermal resistivity values

Unmanned Aerial Vehicle (UAV) Geophysics

  • Faults, fissures, rock fractures, steeply dipping features
  • Aeromagnetic drone surveys

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