McNary Bergeron & Associates

McNary Bergeron (McB) is a structural engineering firm that has built a reputation for design and construction engineering, particularly for bridge projects. We are passionate about Engineered Construction, an approach that combines our extensive practical experience and knowledge of construction with innovative design to deliver constructible, cost-effective solutions for complex bridge projects. Over the past two decades, we have been privileged to contribute to over 175 of the most fascinating and intricate bridges across four continents. We have worked in close collaboration with contractors to construct complex bridges, and have provided our expertise to owners, design firms, and contractors on Design-Bid-Build (DBB), Design-Build (DB), Construction Manager / General Contractor (CM\GC), and Private-Public-Partnership (P3) projects.

Our Projects

Our portfolio showcases a wide range of bridge projects demonstrating our unique experience and expertise in delivering creative engineering solutions for complex bridges. Here are some of our notable projects:

• Leaf River Railroad Bridge
• Fulton Street Bridge
• Tappan Zee Bridge Demolition
• US 181 Harbor Bridge
• Hoover Dam Bypass Bridge
• Lesner Bridge
• Wellsburg Bridge
• Federal Way Link Extension
• Folsom Bypass Bridge
• Ohio River Bridge- East End Crossing
• Susquehanna River Bridge
• Pawtucket Bridge
• Ironton Russell Bridge
• TEB Bridge- Nalley Valley I/C
• Champaign County Interchange Reconstruction
• 27W07 Honolulu Transit (Farrington) Route
• Fuller Warren I-95/I-10 Interchange Improvements
• Brattleboro Bridge
• I-395 Signature Bridge
• Sound Transit E320 South Bellevue Extension
• Main Street Bridge
• Rupin Interchange Bridges
• Google HQ 9th Avenue Deck Cover Structure
• Sikorsky Bridge
• Brightline - Goldenrod Rd. and SR-528 Underpasses
• Port Mann Bridge
• Maroon Creek Bridge
• Crosstown Project
• Buck O'Neil Bridge
• New Bridge St. Lawrence
• Cartagena-Barranquilla Grand Viaduct
• Norridgewock Bridge
• Charleroi Locks and Dam Road
• Road 22/75 Bridges
• Moses Wheeler (I-95) South Link Extension
• San Francisco Oakland Bay Skyway Bridge
• Glilot East Interchange - Fast Lanes Section E
• Raritan River Bridge Replacement
• Christina River Bridge
• St. Croix Crossing
• RiNo Pedestrian Bridge
• Genesee River Bridge
• Pioneer Crossing Bridge Replacements
• Athabasca River Bridge, HWY 63
• Long Island Railroad - East Side Access
• Washington Bypass Bridge
• McClugage Bridge
• MIC/Earlington Heights Connector
• Garden State Parkway over Great Egg Harbor Bay
• Fincantieri Marinette Marine Ship Lift
• Pee Dee River Bridge
• Bridges to Prosperity, El Bosque/Melara SW Bridge- Nalley Valley I/C
• I-59/20 Replacement
• Rockingham Bridge (I-90)
• IH30/PGBT Q Bridge Bridge
• Bridge 50 Gerald Desmond Bridge
• Woodrow Wilson Bridge
• Sarah Mildred Long Bridge
• Southeast Financial Center Roof Demolition
• Bridges to Prosperity, El Rodeo
• Seattle Transit Light Rail
• Jeremiah Morrow Bridge
• Mekolot Bridge
• Nigliq River Bridge
• Beaver River Bridge Replacement
• Broad Avenue Bridge
• LAX Automated People Mover
• Bonner Bridge
• Rumson - Sea Bright Bridge Replacement
• I-80 Bridge Replacements
• The New New York Bridge (Tappan Zee Bridge)
• Bridges to Prosperity, LaBurrera
• Red Line North West Seattle High Bridge
• Port Mann Bridge Main Span Demolition
• Yadin Bridges
• Veterans Memorial Bridge
• Route 36 Highlands Bridge
• Millsboro Bypass
• Consol Energy Wingtip Bridge
• I-74 Mississippi River Bridge South
• Island Line (East) Rail Project
• Frederick Douglass Memorial Bridge
• Replacement
• Point No Point Bridge Replacement
• Bridges to Prosperity, El Tana
• US 54 Canadian River
• Riyadh Metro Project
• I-4/Selmon Expressway I/C
• Lowry Avenue Bridge
• Rodanthe Bridge
• Gordie Howe International Bridge
• Honolulu Rail Transit Project (HART)
• Park Road Bridge
• Chesapeake Bay Bridge Rehabilitation
• OUR SERVICES

We offer specialized services for each stage of a bridge project:

Construction Engineering

We collaborate closely with contractors throughout the construction phase of a bridge project. We provide design modifications, construction analysis, shop drawings, geometry control, erection manuals, and technical support during construction.

Design Engineering

Our design engineering support includes DBB, DB, CM\GC, and P3 projects for owners and design firms. This includes conceptual design, detailed design, design development, and construction documents.

Pre-Bid Engineering

During the pre-bid phase, we work closely with contractors to help identify the best approaches for constructing the bridge project. We suggest innovative erection schemes and methods to provide our clients with cost-effective and efficient construction solutions.