Seismic Analyses

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Lane Building, 8th and Spring Streets

Los Angeles, CA

Project Contacts: Anindya Dutta, Kevin OConnell

The historic Lane Building is a twelve-story, nonductile concrete structure originally constructed in the early 1920s. The owner undertook a renovation project to convert the building to a mixed-use property with ground-floor retail and more than...

Service:Structural Design, Structural Rehabilitation

Keywords:Adaptive Reuse, Composites-FRP / CFRP / GFRP, Concrete, Interior Renovation, Nonlinear, Performance-based, Renovation, Seismic Analyses, Seismic Engineering and Retrofit, Soil-Structure Interaction

Columbia Generating Station, Spent Fuel Pool

Newport Beach, CA

Project Contacts: Philip Hashimoto, Mohamed Talaat

After the Fukushima Daiichi accident, the U.S. Nuclear Regulatory Commission (NRC) issued 10 CFR 50.54(f), a letter requiring licensees to perform a reevaluation of seismic hazard and take further actions if it exceeds their design basis. In...

Service:Structural Investigation

Keywords:Nuclear Facility, Seismic Analyses, Seismic Walkdown, Soil-Structure Interaction

Millennium Tower, 301 Mission Street

San Francisco, CA

Project Contacts: Ronald Hamburger

With bedrock more than 200 ft below street level, the fifty-eight-story Millennium Tower, like most downtown high-rises, is founded on piles driven through soft, compressible clay soils deposited by the San Francisco Bay and extending into a...

Service:Structural Investigation, Structural Rehabilitation

Market:Office

Keywords:Building Settlement, Concrete, Concrete-Post-tensioned, Concrete-Reinforced, Foundation, High Rise, Nonlinear, Pile, Retrofit/Upgrade, Seismic Analyses, Seismic Engineering and Retrofit, Settlement

Pilgrim Nuclear Power Station Frac Tank

Plymouth, MA

Project Contacts: Michael Mudlock

In response to Nuclear Regulatory Commission (NRC) post-Fukushima (FLEX) requirements, Entergy sought to install a 21,000 gal, mobile frac tank for temporary water storage at their Pilgrim Nuclear Power Station (PNPS). SGH evaluated the...

Service:Structural Design

Market:Nuclear

Keywords:Finite Element Analysis, Nuclear Facility, Seismic Analyses

Polytrauma and Blind Rehabilitation Center, Field Guide

Palo Alto, CA

Project Contacts: Paul Kassabian

Displayed outside the Veteran’s Administration Polytrauma & Blind Rehabilitation Center, Field Guide initially appears to be an abstract latticework. As they approach, visitors can see or feel that this form comprises twenty-two images...

Service:Structural Design

Market:Health Care

Keywords:Art Work, Computational Design, Digital Fabrication, Finite Element Analysis, Metal-Steel, Seismic Analyses

Nablus Sports Arena

Nablus, West Bank, Palestine

The Nablus Sports Arena, sponsored in part by USAID, is a multi-sport and fitness complex planned for Nablus residents and area sports clubs. The arena was designed to include a 1700-seat basketball court that could accommodate a variety of other...

Service:Building Enclosure Design, Structural Design

Market:Sports & Entertainment

Keywords:Arena/Stadium, Concrete, International, Long-Span Structure, Metal-Steel, Peer Review, Seismic Analyses, Walls

Indian Valley Reservoir

Newport Beach, CA

Project Contacts: Philip Hashimoto

The Indian Valley Reservoir provides long-term irrigation storage and flood control. A 2010 inspection report recommended seismic analyses of the floodgates and control structure to confirm the gates could be raised following a earthquake. SGH...

Service:Structural Investigation

Market:Water/Wastewater

Keywords:Finite Element Analysis, Flood, Risk Assessment, Seismic Analyses, Structural Adequacy Assessment

Applied Technology Council, ATC-58 Project

San Francisco, CA

Project Contacts: Ronald Hamburger

In the mid-1990s, the Federal Emergency Management Agency (FEMA) supported a joint effort of the Applied Technology Council (ATC), American Society of Civil Engineers, and Building Seismic Safety Council to develop seismic retrofit design...

Service:Structural Design, Structural Investigation

Market:Government

Keywords:Analytical Studies, Performance-based, Research/Development, Seismic Analyses, Seismic Engineering and Retrofit

Hotel California, California Rehabilitation Center

Norco, CA

Project Contacts: Ronald Hamburger

Immortalized by the Eagles as Hotel California, the former resort is the namesake for the song and the rehabilitation facility where the lead singer wrote the lyrics during his treatment there. Constructed in the 1920s as the Norconian Resort,...

Service:Structural Investigation

Market:Health Care

Keywords:Concrete, Condition Assessment, Historic, National Register of Historic Places, Seismic Analyses, Water Leakage

Keck Telescope

Kamuela, HI

Project Contacts: Frank Kan, Andrew Sarawit

On 15 October 2006, a large earthquake damaged both telescopes at Keck Observatory causing them to miss weeks of observation. Following this event, the observatory wanted to upgrade the structural support systems of both telescopes to reduce...

Service:Structural Investigation

Market:Science & Defense

Keywords:Finite Element Analysis, Seismic Analyses, Seismic Engineering and Retrofit, Telescope