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Capabilities

Specialized work for subsurface certainty.

Move from field data to engineering decisions, inspection, lab testing, and utility construction with one connected team.

DrillingDeep geotechnical borings, rock coring, packer testing, instrumentation, and specialized tunnel investigation support.Inspection / TestingConstruction inspection and materials testing for earthwork, structures, tunnels, shafts, pavements, concrete, steel, and masonry.EngineeringGeotechnical engineering, investigation planning, foundation design, retaining structures, pavements, and subsurface risk reduction.ConstructionUtility construction, manhole rehabilitation, sewer repair, and field execution for municipal infrastructure systems.Laboratory TestingSoil, rock, aggregate, masonry, concrete, and asphalt laboratory testing aligned with widely accepted ASTM and AASHTO procedures.

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DrillingDeep geotechnical borings, rock coring, packer testing, instrumentation, and specialized tunnel investigation support.Inspection / TestingConstruction inspection and materials testing for earthwork, structures, tunnels, shafts, pavements, concrete, steel, and masonry.EngineeringGeotechnical engineering, investigation planning, foundation design, retaining structures, pavements, and subsurface risk reduction.ConstructionUtility construction, manhole rehabilitation, sewer repair, and field execution for municipal infrastructure systems.Laboratory TestingSoil, rock, aggregate, masonry, concrete, and asphalt laboratory testing aligned with widely accepted ASTM and AASHTO procedures.Related ProjectsSee how these capabilities connect to real work.

Projects News Contact Us Careers

Chase Howard is now a Registered Professional Geologist!

7NT is proud to announce that Chase Howard is now a Registered Professional Geologist.

7NT is proud to announce that our very own Chase Howard is now a Registered Professional Geologist!

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Latest company update from the 7NT team.

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7NT Engineering

Specialized geotechnical engineering for deep tunnels, infrastructure, and complex subsurface work.

3090 S Tech Blvd
Miamisburg, OH 45342

937-435-3200
support@7nteng.com

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