120. Improving structural performance of an existing EBF and moment frame structure using fluid viscous dampers

Improving the performance of existing buildings is a critical function for engineers and one of the most impactful ways we can improve the sustainability of building structures. By re-using and upgrading existing building stock, we help to extend the usable life of structures that otherwise would pose safety risks to our communities.

This paper presents a case study of the voluntary seismic retrofit of 651 Gateway Boulevard in South San Francisco, California.

1390 Market Street (Fox Plaza) | San Francisco, CA

Photo credit: Loopnet.com 1390 Market St. San Francisco, CA ABOUT Location San Francisco, CA Size 504,000 sqft Stories 30 Building Type Mixed Use Number of Dampers 28 Structural Engineer Saiful – Bouquet General Contractor Plant Construction   PRODUCTS USED Fluid Viscous Dampers SYSTEM Direct Acting Damping CATEGORY Retrofit 1390 Market Street (Fox Plaza) is a […]

40 – 44 Bowen St. | Wellington, New Zealand

Exterior view of 40-44 Bowen st building in New Zealand

40 – 44 Bowen St. Wellington, New Zealand ABOUT Location Wellington, New Zealand Size 226,000 sqft | 21,000m2 Stories 8 Building Type Commercial Number of Dampers 64 Structural Engineer Dunning Thorton General Contractor LT McGuinness Owner Precinct Properties   PRODUCTS USED FVDs SYSTEM Direct Acting Damping CATEGORY New   Stage 2 at Bowen Campus called […]

William H. Harsha Bridge | Maysville, KY

Photo by Greg Hume William H. Harsha Bridge Maysville, KY ABOUT Location Maysville, Kentucky Length 2,100 ft Building Type Cable-Stayed Bridge Number of LUDs 8 Structural Engineer Janssen Spaans Engineering (JSE) General Contractor Traylor Brothers Owner Commonwealth of Kentucky Transportation Cabinet PRODUCTS USED LUDs SYSTEM Lock-up Devices CATEGORY Bridge   The William H. Harsha Bridge […]

8 Willis St. | Wellington, New Zealand

Exterior shot of 8 Willis in New Zealand

Photo Credit: architectureplus.co.nz | Andy Spain 8 Willis St. Wellington, New Zealand ABOUT Location Wellington, New Zealand Size 132,400 sqft | 12,300m2 Stories 13 Building Type Commercial/Government Number of Dampers 12 Structural Engineer Beca Owner Argosy Property Limited   PRODUCTS USED FVDs SYSTEM Direct Acting Damping CATEGORY Retrofit 8 Willis St was originally built in […]

Loma Linda University Medical Center (LLUMC) | Loma Linda, CA

Loma Linda University Medical Center at dusk

Photo: Benjamin Benschneider Loma Linda University Medical Campus Loma Linda, CA ABOUT Location Loma Linda, CA Size 1,000,000 sqft Stories 17 Building Type Healthcare Number of Dampers 104 Structural Engineer Arup General Contractor McCarthy Builders Owner Loma Linda University   PRODUCTS USED FVDs SYSTEM Base Isolation CATEGORY New   The Loma Linda University Medical Center […]

DGS Resource Building | Sacramento, CA

Exterior shot of DGS Resource Building

DGS Resource Building Sacramento, CA ABOUT Location Sacramento, CA Size 657,000 Stories 17 Building Type Commercial/Government Number of Dampers 128 Structural Engineer Buehler Engineering, Inc. Owner California Department of General Services   PRODUCTS USED FVDs SYSTEM Direct Acting Damping CATEGORY Retrofit Located just two blocks from the State Capitol in downtown Sacramento lies the 17-story […]

300 Lakeside | Oakland, CA

Exterior of 300 Lakeside

300 Lakeside Oakland, CA ABOUT Location Oakland, CA Size 792,000 sqft Stories 28 Building Type Commercial Number of Dampers 272 Structural Engineer MKA General Contractor Plant Construction Owner TMG Partners   PRODUCTS USED FVDs SYSTEM Direct Acting Damping CATEGORY Retrofit This Pre-Northridge Moment Frame structure in downtown Oakland was voluntarily upgraded with dampers distributed up […]

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