Norman Bridge Emergency Removal
King County, WA · Bridges · Client: King County Department of Transportation
Project details
Developed an emergency removal plan for a bridge using barges as temporary supports, saving the county over $300,000.

Responsive service and cost-effective structural engineering solutions.
Roberts Engineering PLLC provides structural engineering design and consulting services. Established in 1991, the practice specializes in structural assessments, water and wastewater facility design, bridge design, and erection engineering. It serves clients across Washington, Oregon, Idaho, Montana, Alaska, and Ohio, delivering creative and practical engineering solutions for public infrastructure, commercial developments, and specialty contractors.
Ronald M. RobertsOwner and Senior Structural Engineer
Christopher M. RobertsSenior Structural Engineer
Provides responsive, practical structural engineering design, consultation, and construction-phase engineering services.
Structural design for headworks buildings, aeration basins, chemical storage facilities, standpipe foundations, and pump stations.
Erection planning, custom lifting devices, and rigging design for massive precast concrete and steel structures.
Design, launch coordination, and emergency removal plans for bridge structures using innovative engineering approaches.
Emergency structural assessments, seismic evaluations, and on-call consulting services for public safety, municipal, and commercial facilities.
Temporary shoring systems, support structures for partial stadium demolitions, and complex ramp removals.
Bridges · Transportation · Wastewater · Water Supply · Public Safety · Arts & Culture · Sports & Recreation · Government · Commercial
King County, WA · Bridges · Client: King County Department of Transportation
Developed an emergency removal plan for a bridge using barges as temporary supports, saving the county over $300,000.
Seattle, WA · Commercial
Engineered a complicated erection plan and custom lifting devices for the erection of 165,000 lb precast concrete Y-columns and precast cladding components.
Seattle, WA · Arts & Culture
Designed a custom gantry crane system to raise glass panels for a $100 million remodel.
Cheney, WA · Sports & Recreation · Client: M. A. Mortenson Company
Developed time-critical shoring systems to support existing grandstand structures during partial demolition and reconstruction of the stadium structure and foundations.