Frankenhoff Consulting offers engineering services in the design, construction and inspection of civil and structural projects. Our clients include city and county agencies, industries, commercial entities, contractors, design consultants and individuals.  

Bridges

• Simple and multiple spans
• Precast-prestressed concrete
• Steel wide flange
• Straight and curved steel plate girder
• Hydraulic analysis and reports
• Scour analysis and mitigation
• Capacity ratings and overload analysis

Buildings

• Steel frame
• Timber frame
• Masonry structures
• Pre-fabricated building foundations

Industrial

• Mezzanines
• Pipe supports
• Stairs and handrails
• Fall protection support
• Structural modifications

Earth Retaining Structures

• Concrete retaining walls
• Cantilevered sheet pile
• Anchored sheet pile
• Cantilevered soldier pile
• Anchored soldier pile
• Mechanically stabilized earth

Miscellaneous Structures

• Box culverts
• Water and wastewater tanks

Inspections

• FHWA Certified bridge inspections
• Specialized structural inspections

Transportation / Civil Site

• Highway geometrics
• Site design
• Storm water detention

Surveying

• Topographic and engineering surveys
• Illinois and Missouri boundary surveys