49 Projects

Seabrook Station Nuclear Power Plant

Seabrook Station Nuclear Power Plant

Seabrook
,
NH

The discovery of alkali-silica reaction (ASR) in concrete structures at the Seabrook Station Nuclear Power Plant (Seabrook) was first documented case of ASR at any U.S. nuclear facility. The...

Storrow Drive Interchange Tunnels Boston

Storrow Drive Interchange/Tunnels

Boston
,
MA

Storrow Drive, a parkway along the Charles River in Boston, carries more than 100,000 vehicles per day. The tunnels provide access to city streets, and are constructed of reinforced concrete...

Hotel Fort Lauderdale

Hotel

Fort Lauderdale
,
FL
Project Contacts:

The hotel is an eight-story, cast-in-place reinforced concrete structure. While installing storefront at the lower level, the construction team observed that framing would not fit within the...

Elkridge Elementary School

Elkridge Elementary School

Elkridge
,
MA

Elkridge Elementary School is part of the Howard County Public School System. The one- and two-story school building, originally constructed in the early 1990s, was renovated and added to around...

SkyHouse Dallas Parking Deck

SkyHouse Dallas Parking Deck

Dallas
,
TX
Project Contacts:

The Skyhouse Dallas comprises a high-rise apartment building and adjoining eight-level parking garage. During construction of the precast, prestressed concrete parking structure, the project team...

Dulaney Towers

Dulaney Towers

Towson
,
MD
Project Contacts:

Dulaney Towers is a fourteen-story condominium building constructed around 1974. Owners complained of chronic leaks during rainstorms. SGH investigated the causes of leakage and designed repairs...

Homestead Hills Development

Homestead Hills Development

Thornton
,
CO
Project Contacts:

The Homestead Hills development comprises 178 one- and two-story, wood-framed homes constructed between 2005 and 2010. Shortly after construction, homeowners reported cracked drywall, displaced...

DC Water North East Boundary Trunk Sewer

DC Water North East Boundary Trunk Sewer

Washington
,
DC
Project Contacts:

In 2014, a five-story residence was constructed directly over DC Water’s North East Boundary Trunk Sewer (NEBTS) with only about 2 ft of soil between the bottom of the basement and the top of the...

The Carillon, 185 Massachusetts Avenue

The Carillon, 185 Massachusetts Avenue

Boston
,
MA
Project Contacts:

As required by the City of Boston, The Carillon’s condominium association undertook an inspection of the building’s facade. SGH performed the inspection, identifying cracks in the glass fiber-...

Palo Verde Nuclear Generating Station Pipelines

Palo Verde Nuclear Generating Station Pipelines

Tonopah
,
AZ
Project Contacts:

Constructed in the early 1980s by the Arizona Public Service Company, the water reclamation supply system at Palo Verde Nuclear Generating Plant consists of thirty-six miles of prestressed...

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