Dedicated in 1929, the Wilshire Boulevard Temple is the oldest synagogue in the Los Angeles area. The temple is a Los Angeles Historic-Cultural Monument and is listed on the National Register of Historic Places. The structure suffered from water...
The brownstone row houses at 29-31 Newbury Street were built between 1872 and 1874 and are contributing structures in the Back Bay Historic District. The facades are composed of Portland Connecticut brownstone, a material known for its poor...
The Boston Public Library, an Italian Renaissance Revival building completed in 1895, was designed by McKim Mead & White. The Boston Public Library needed a complete restoration. SGH was the structural engineer and building enclosure...
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 parts of the Roslindale neighborhood. The manholes...
Dilboy Stadium was constructed by the Commonwealth of Massachusetts in the early 1950s. SGH conducted condition appraisals of the concrete stadium structure in 1988 and again in 1999.
The Old State House in Boston, originally constructed in 1713, was largely reconstructed in 1748 after a fire. The building served as the colony seat prior to the American Revolution, is a National Historic Landmark, and is part of Boston...
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 salts permeated the top surface of the concrete...
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 event caused by sudden closure of a valve. SGH...
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 distress and deterioration, control leakage, and extend...