128 Projects

303 Congress Street

Boston
,
MA
Project Contacts:

The six-story, steel-moment framed building at 303 Congress Street was constructed in 1983. The building was two bays wide parallel to Congress Street and eight bays wide parallel to the...

Exeter Street Theater

Boston
,
MA
Project Contacts:

Hartwell and Richardson  designed the Exeter Street Theater in the 1880s as the first Spiritualist Temple in Boston.  The building exterior consists of brownstone walls, a...

Logan International Airport, West Parking, Controlled Demolition of Post-tensioned Concrete Garage and Slab

Boston
,
MA
Project Contacts:

A portion of the West Parking Garage fifth floor was cast on a snowy day. When the forms were stripped, contractor observed cracks and ice-filled voids in the slab. The owner and contractor...

MWRA, High Level Sewer

Roslindale
,
MA
Project Contacts:

The High Level Sewer (HLS) is a masonry conduit built around 1901. Following a large rainstorm, the HLS developed internal pressure that caused water to overflow through the manholes and flood...

Aurora Events Center

Grand Forks
,
ND
Project Contacts:

The Aurora Events Center houses a recreational arena for football and other athletic events. The curved, steel-framed roof is constructed of long-span steel joists spanning between box...

Museum of Science Parking Garage

Boston
,
MA
Project Contacts:

The Museum of Science parking garage was built in two phases in the late 1960s and partially spans the Charles River. After thirty years of exposure to weather and vehicles, chlorides from deicing...

North Coast Superaqueduct

Arecibo to San Juan
,
PR
Project Contacts:

The 72 in. dia. North Coast Superaqueduct carries water 70 km from Arecibo to San Juan. Just after construction, the aqueduct experienced failure of two pipe segments during a transient pressure...

Back Bay Hilton Parking Garage

Boston
,
MA
Project Contacts:

The 300-car Back Bay Hilton parking garage was built in 1981. Cambridge Seven Associates retained SGH to assess the condition of the parking decks and develop alternatives to repair existing...

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