Structural Engineering and design
Whatever you're building, the structural integrity matters. Whether it's a new or existing bridge, building, or specialty structure, we identify your project needs and recommend solutions to provide a safe and sustainable design.
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Whether it’s new construction, renovations, or demolition projects, our team of structural engineers can assist you with an efficient and economical design.
- Aviation
- Terminals
- Hangars
- Electrical Vaults
- Snow Removal Equipment (SRE)
- Ground Service Equipment (GSE)
- Aircraft Rescue and Fire Fighting (ARFF)
- Quick Turnaround Facility (QTA)
- Navigational Aid (NAVAID)
- Medium-Intensity Approach Lighting System with Sequenced Flashers (MALSF)
- Fuel Tank Foundations/Containment
- Master Plans
- Commercial
- Office
- Multifamily Residential
- Hospitality
- Retail
- Multiuse
- Education
- Pre-K
- K-12
- Higher Education
- Sports Complexes
- Government
- Fire Stations
- Public Works
- City Halls
- Courthouses
- Transit
- Correctional Facilities
- Lift Stations
- Shops/Central Garage
- Water/Wastewater Facilities
- Master Plans
- Parks and Recreation
- Healthcare
- Clinics
- Hospitals
- Outpatient
- Industrial
- Shop
- Warehouse
- Office
- Equipment Foundations
- Metal Buildings
- Oil/Gas/Mining
- Tank/Equipment Foundations
- Pre-blast assessments
- Office
- Warehouse
- Shop
- Metal Building
- Energy/Utility Structures
- Substations
- Transmission Lines
- Retaining Structures
- Concrete Walls
- Block Walls
- Mechanically Stabilized Earth
- Soldier Pile
- Flood Walls
- Foundations
- Tanks
- Equipment
- Metal Building
- Helical/Pile Foundations
- Assessments and Evaluations
- Building Engineering and Design
- 3D Building Information Modeling (BIM)/Analysis
- Construction Documents/Administration
- Bidding Assistance
KLJ's bridge designers are experienced in all aspects of bridge engineering services, including design, inspections, and load ratings for highway, railroad, and pedestrian bridges. Our team works with a variety of software to make sure your project is structurally sound and adheres to AASHTO LRFD, AREMA, and state specific codes.
- Highway Bridges
- Steel
- Concrete
- Prefabricated Steel
- Precast Box Culverts
- Railroad Bridges
- Steel
- Concrete
- Precast Concrete
- Pedestrian Bridges and Underpasses
- Concrete
- Steel
- Prefabricated Steel
- Precast Box Culverts
- Rehabilitation and Preservation
- Concrete Structures
- Historic Truss Bridges
- Timber Structures
- Sign Structures
- Overhead Trusses
- Cantilever
- Signals
- Bridge and Culvert Load Ratings
- AASHTOWare BrR Models
- Hand Calculations for Unique Structures
- Bridge Inspections
- Routine In-Service Safety Bridge Inspections
- Emergency Inspections
- Scour Inspections
- Drafting and Plan Production
– MicroStation
– Civil 3D
– Revit
Additional services you may need for your project:
Aviation
Environmental
Oil & Gas
Power
Telecommunications
Survey
Right-of-Way
Transportation
Public Works
Funding Resources
Water
Land Development
Cultural Resources
Construction Services
Public Engagement
Tribal
SUE
Park & Recreation

Featured Projects
Four Bears Bridge
KLJ was the prime consultant for planning, environmental assessment, design and construction services of the Four Bears Bridge replacement.
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Featured Projects
Four Bears Casino and Event Center Expansion
The Four Bears Casino and Event Center Expansion
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Featured Projects
Minot Airport Expansion
KLJ teamed with CooverClark (architect) and BCER (mechanical/electrical engineer) to complete the design of a 120,000-square feet terminal building infrastructure and associated site at the Minot International Airport.
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VIEW MORE PROJECTS HERE: