Ryan Bergeron – McNary Bergeron & Johannesen

National Steel Bridge Alliance Award Winner: The Frederick Douglass Memorial Bridge

National Steel Bridge Alliance Award Winner: The Frederick Douglass Memorial Bridge https://mcnarybergeron.com/wp-content/uploads/2024/02/Frederick-Douglass-Memorial-Bridge-header.jpg 2000 660 McNary Bergeron & Johannesen McNary Bergeron & Johannesen //mcnarybergeron.com/wp-content/uploads/2022/06/MB_logo-long-01.png February 1, 2024 July 4, 2025

The designers chose Grade 70 steel to provide extra strength where it was needed between the arches while…

Quad Cities Connection

Quad Cities Connection https://mcnarybergeron.com/wp-content/uploads/2022/11/38-quad-cities.jpg 1800 1200 McNary Bergeron & Johannesen McNary Bergeron & Johannesen //mcnarybergeron.com/wp-content/uploads/2022/06/MB_logo-long-01.png November 16, 2022 November 16, 2022

By Thomas Murphy, Ph.D., P.E., S.E., M.ASCE, Todd McMeans, P.E., and Andrew Keaschall, P.E., S.E., M.ASCE, F.SEI The…

Detailing Segmental Concrete Box Girders for Constructability – Part 2 By Jeremy Johannesen

Detailing Segmental Concrete Box Girders for Constructability – Part 2 By Jeremy Johannesen https://mcnarybergeron.com/wp-content/uploads/2019/06/IMG_4999.jpg 4032 3024 McNary Bergeron & Johannesen McNary Bergeron & Johannesen //mcnarybergeron.com/wp-content/uploads/2022/06/MB_logo-long-01.png September 13, 2022 November 17, 2022

The Great Baltimore Fire of 1904 is a historic example of the need for standardization. At the time,…

Detailing Segmental Concrete Box Girders for Constructability By Jeremy Johannesen

Detailing Segmental Concrete Box Girders for Constructability By Jeremy Johannesen https://mcnarybergeron.com/wp-content/uploads/2019/06/29-Span-10L.jpg 1024 768 McNary Bergeron & Johannesen McNary Bergeron & Johannesen //mcnarybergeron.com/wp-content/uploads/2022/06/MB_logo-long-01.png September 13, 2022 November 17, 2022

Bridge design and construction are an exercise in optimizing opposing forces. As part of this, structural detailing must…

Bridge to the Future

Bridge to the Future https://mcnarybergeron.com/wp-content/uploads/2019/06/DDOT-South-Capitol-St-Bridge-DB-Aerial-3975-082520-Lkg-NW-1.jpg 0 0 McNary Bergeron & Johannesen McNary Bergeron & Johannesen //mcnarybergeron.com/wp-content/uploads/2022/06/MB_logo-long-01.png April 25, 2022 April 25, 2022

Owner: District of Columbia DOT Construction Manager: HNTB General Contractor: South Capitol Bridgebuilders Architect: beAM Structural Engineer: AECOM…