LTN Engineering

Structural Engineering 

Site Civil Engineering

Location: Mankato and Southern Minnesota, Twin Cities and Upper Midwest 

Member of ASCE, AISC, ACI, AWC

About Us 30+ years experience

Structural Engineering

  • Buildings and Facilities: institutional, educational, school, religious, government, multi-housing, commercial
  • Industrial: agricultural, materials handling, manufacturing
  • Residential: framing, foundations, 2015 Code wall panels,HUD FHA, plan review
  • Public works: lift stations, water, wastewater, storm water works, transportation, bridge
  • Foundation Engineering: deep foundations, caisson design, piling
  • Renovation: conservation, repair of older structures, barns and timber frame analysis
  • Facade Restoration: brick facade analysis and repair documents
  • Construction: shoring engineering, load rating analysis for heavy equipment use
  • Solar: roof assessment; reinforcement
  • FEMA 361: storm safety and sheltering

Site-Civil Engineering / Planning / Development

  • Site Planning: conceptual, preliminary and final site development plans; with local coordination
  • Topographic Mapping and Utility Mapping
  • Site Works Engineering: storm water management site design; plans for grading, paving, storm water works, sanitary sewer, water and fire protection and other utillities; certified SWPPP plans and erosion control, earthwork and cut-fill balance design; traffic access, egress and parking
  • Sitework ADA Compliance

LTN provides:

  • Licensed Professional Engineer in Minnesota, Iowa, Nebraska, Wisconsin, North Dakota, South Dakota
  • LTN provides structural and site-civil engineering and project services for industry, institutions, builders, A&E teams and individuals. With 30+ yrs. of experience, LTN provides high quality and clearly communicated work, serving Minnesota and the Upper Midwest. 
  • LTN work is insured, clearly communicated, exhibits construction economy and craftsmanship, is subject to quality control and is "on time".
  • LTN also provides administration / CA services such as evaluations/inspections, construction docs/specs and contracts; and can act as the Owners Construction Management Consultant and as a Project Team Manager.

Contact Us

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LTN Engineering

530 N. Riverfront Dr. #120, Mankato MN 56001

(507) 317-8994; email:


Monday - Friday: 8am - 5pm

Saturday: By appointment

Sunday: Closed