About Us

Mapes In-Situ, LLC specializes in Pressuremeter Testing, Borehole Dilatometer Testing, and other geotechnical data collection services.  We are based about an hour outside of Denver Colorado.  

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Mapes In-Situ performs Pressuremeter Testing, Borehole Dilatometer (Rock Pressuremeter) Testing, Electrical Resistivity Soundings and Imaging, Geotechnical Field Logging, and other geotechnical data collection services.  

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About Pressuremeter Testing

Learn how pressuremeter testing can add value to your next project.

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"Mapes In-Situ is an experienced and professional company.  We value their services in providing us with reliable data we can use to further analyze subsurface conditions with the intent of saving our clients money." - G. Ohlsen, Project Engineer, Cole Garner Geotechnical

"Jason and Taliah were great to work with. Very knowledgeable and very friendly." - K. Lange, Senior Staff Engineer, Ninyo & Moore


“I’ve worked with Jason for over 5 years and always found him to be personable and hardworking. He has a great attention to detail and his deliverables have consistently been timely and professional. We look forward to continuing to work with him and Taliah.” - B. Rethamel, P.E., Senior Project Engineer, Terracon Consultants