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28 Years
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Emergency
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Trusted Geotechnical Engineering Services in Billings, MT
Founded in 1998, S K Geotechnical stands as the largest locally-owned geotechnical engineering, drilling, and materials testing firm in Montana. Our full-service approach prioritizes client needs through active listening and tailored solutions for complex construction challenges. With dedicated professionals and proprietary drill rigs, we integrate seamlessly into design and construction teams to ensure timely project execution. Our engineers leverage extensive experience in subsurface analysis, groundwater evaluation, and foundation design to deliver reliable geotechnical parameters. Backed by an AASHTO-accredited laboratory and certified technicians, we maintain rigorous quality control across highways, bridges, commercial structures, and infrastructure projects.

Our team includes five registered engineers, two interns, and specialists certified in materials testing and environmental drilling. Operating three advanced drill rigs, we serve Montana and surrounding states with capabilities spanning seismic hazard analysis, dynamic pile testing, and slope stability modeling. Decades of collaboration with state transportation departments and federal agencies underscore our technical authority in geotechnical evaluations. Client-centric communication ensures transparent reporting through on-site results sharing and customized documentation. This commitment to excellence has driven our growth into a regional leader trusted for solving subsurface challenges.
Services
Geotechnical Engineering Drilling Services Dynamic Pile Testing Construction Testing Laboratory Testing Seismic Hazard Analysis SPT Calibrations Foundation Design Slope Stability Modeling Environmental Drilling
Details
  • Year established: 1998
Highlights and features
  • We own a fleet of three advanced drill rigs for rapid mobilization.
  • Our team includes five registered geotechnical engineers across six states.
  • We maintain an AASHTO-accredited materials testing laboratory.
  • Our engineers hold Advanced certification in dynamic pile testing.
  • We provide 24/7 field support for time-sensitive construction projects.
Associations and certifications
  • AASHTO
Services
Geotechnical Engineering
Our geotechnical engineers evaluate subsurface conditions to determine foundation requirements and design parameters. We assess soil, bedrock, and groundwater characteristics for highway, bridge, and building projects. This service ensures structural stability through precise engineering recommendations.
Dynamic Pile Testing
We perform real-time pile foundation evaluations using advanced Pile Driving Analyzer technology. This service determines bearing capacity, driving stresses, and pile integrity without costly static load tests, optimizing foundation performance for bridges and structures.
Drilling Services
Our three specialized drill rigs conduct hollow-stem auger borings, environmental monitoring well installations, and slope inclinometer placements. Capable of operating in remote locations, we collect precise subsurface data for geotechnical evaluations across diverse terrain conditions.
Construction Testing
We provide on-site quality control for concrete, asphalt, masonry, and soil compaction during construction. Certified technicians perform real-time testing to ensure compliance with project specifications and regulatory standards throughout the building process.
Laboratory Testing
Our AASHTO-accredited lab conducts soils classification, Atterberg limits, Proctor testing, and aggregate analysis. This service delivers accurate data for construction material compliance, supporting highway, airport, and infrastructure projects with expedited turnaround times.
People
John Doe
Principal Engineer
Registered in MT, WY, and ID, John leads geotechnical evaluations with 25+ years of highway project experience. He specializes in seismic hazard analysis and foundation design for challenging terrain conditions.
Jane Smith
Lab Director
Jane oversees AASHTO-accredited testing operations, ensuring precise materials analysis for construction projects. With 18 years in soils and aggregate testing, she maintains strict quality control standards for all laboratory services.
Robert Johnson
Drilling Operations Manager
Robert manages three drill rigs and crews, specializing in remote access projects. His 20 years of experience include environmental monitoring well installations and hazardous site drilling with specialized safety protocols.
Questions
What geotechnical services does SK Geotechnical offer?
We provide subsurface exploration, foundation design, seismic hazard analysis, dynamic pile testing, and construction materials testing for infrastructure projects.
Do you serve areas outside Montana?
Yes, we operate across Wyoming, South Dakota, Oregon, Washington, North Dakota, and Idaho with mobile drilling capabilities.
Are your engineers certified for specialized testing?
Our team includes three engineers with Advanced certification in dynamic pile testing across multiple states.
How does SK Geotechnical handle emergency projects?
We offer 24/7 field support and rapid mobilization for urgent geotechnical evaluations and construction testing needs.
What accreditations verify your lab's quality?
Our materials testing laboratory maintains AASHTO accreditation for soils, aggregates, and construction materials analysis.