Consultant Contract Site



T-Contract and Prequalified Consultant Contract Documents for Subsurface Investigation and Geotechnical Reports

Mn/DOT's Geotechnical Section uses T-Contracts and the new Pre-Qualification Process for geotechnical subsurface investigation and geotechnical analysis and design. When doing Geotechical work under Contract with Mn/DOT, please download and use the following files:

Download gINT users document (.doc file) - This word file provides step-by-step instructions for entering data into our gINT boring log template.

Download gINT library file (.glb file) (for gINT ver. 7 or higher)

Download gINT library file (.glb file) (for gINT ver. 8i)

Download gINT data template file (.gdt file) (modified March 2009)

Download gINT Material Graphic Symbol Index for Mn/DOT Soils Triangle (.jpg file)

Download excel file containing a list of material graphic symbols (.xls file)

Download Mn/DOT's Specifications for Subsurface Investigation and Geotechnical Analysis and Design Recommendations (.doc file)


Please contact Rich Lamb at (651-366-5595) or Email for help downloading or using any of these documents.

Office of Materials & Road Research  E-mail: MaterialsLab.DOT@state.mn.us  1400 Gervais Avenue  Maplewood, MN 55109-2044  Phone: (651) 366-5592  FAX: (651) 366-5461
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