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Charles River Basin Study

Cambridge, MA

Project Contacts: Michael Brainerd

Once a reservoir for industrial dumping, the man-made Charles River Basin is now a renowned waterfront park serving as the setting for a famous rowing regatta, the Head of the Charles. As part of the Charles River Basin Synchronization Study team...

Services:Structural Investigation

Markets:Bridge

Keywords:Bridge, Major Vehicular, Condition Assessment

Golden Gate Bridge North Anchorage Housing

San Francisco, CA

Project Contacts: Craig Goings, Ronald Hamburger

Following the 1989 Loma Prieta earthquake, the Golden Gate Bridge District conducted a seismic evaluation of this iconic span located less than 3 mi from the San Andreas fault. The District determined the bridge could not reliably survive a...

Services:Structural Investigation

Markets:Bridge

Keywords:Bridge, Major Vehicular, Civil, Concrete, Demolition, Foundation, Geotechnical, Seismic Engineering and Retrofit

First Street Bridge

Boston-Cambridge, MA

Project Contacts: Erik Farrington, Paul Kelley

The First Street Bridge is a bascule drawbridge carrying traffic westbound over Broad Canal. The bridge suffered from several forms of deterioration including damage to the concrete counterweight, the concrete deck on the approach span, and the...

Services:Structural Rehabilitation

Markets:Bridge

Keywords:Concrete, Deterioration, Metal, Metal-Steel, Term Contracts and IDIQs

Neponset River Bridge

Boston-Quincy, MA

Project Contacts: Atis Liepins

Opened in 1971, Neponset River Bridge carries Morrissey Boulevard traffic over Neponset River. The superstructure consists of steel plate girders and cover-plated steel stringers supporting a 7.5 in. thick reinforced concrete deck. The girders...

Services:Structural Rehabilitation

Markets:Bridge

Keywords:Cracking, Finite Element Analysis, Heavy Loads, Structural Adequacy Assessment

Simpson Gumpertz & Heger

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Charles River Basin Study

Golden Gate Bridge North Anchorage Housing

First Street Bridge

Neponset River Bridge

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