48 Projects

75 State Street

Boston
,
MA
Project Contacts:
The use of gold leaf in Boston dates back nearly 300 years.  This material, however, was untried and unproven on a large scale for modern buildings in Boston until the construction of 75 State Street...

Muskegon County Wastewater Management System

Muskegon
,
MI
Project Contacts:

The Muskegon County Wastewater Management System's pipeline is an 11 mi, 66 in. dia. prestressed concrete cylinder pipe (PCCP) that carries raw domestic and industrial sewage. SGH investigated the...

Logan International Airport Terminal E

Boston
,
MA
Project Contacts:
The Terminal E Ticketing Concourse is an open space approximately 75 ft wide and 625 ft long.  The floor structure is a lightweight slab on composite metal decking and includes a concrete overlay...

William Preston Lane Memorial Bridge

Stevensville
,
MD
Project Contacts:

Constructed in 1973, the westbound structures of the William Lane Memorial Bridge carry three lanes of U.S. Route 50 across the Chesapeake Bay. During an overlay project at the bridge, Maryland...

Central Artery/Tunnel Project Slurry Walls

Boston
,
MA
Project Contacts:

The Central Artery/Tunnel (CA/T) Project relocated Boston’s elevated Central Artery below ground. The CA/T tunnel walls used soldier pile tremie concrete (SPTC) slurry walls as a component of the...

University of Massachusetts, Boston Harbor Campus

Boston
,
MA
Project Contacts:

The UMass Boston Harbor Campus, originally constructed in the early 1970s, included five buildings. A plaza level two stories above grade interconnects these buildings and there are two...

Greybull Water Transmission Pipeline

Greybull
,
WY
Project Contacts:

The Greybull Water Transmission Pipeline is the only pipeline that carries treated water for the town of Greybull. The 16.5 mile pipeline was constructed in 1960s and 1970s with 12 in. and 14 in....

State University of New York, Central Administration Building

Albany
,
NY
Project Contacts:

The Central Administration Building, a renaissance-revival-style building listed on the National Register of Historic Places, has entrance porticos on the west and south elevations, four...

The First Church of Christ, Scientist, The Mother Church Original

Boston
,
MA

Due to lowered groundwater levels in Boston's Back Bay area, as a result of underground construction, leaking utility lines, and leaking basements, several area buildings have been affected...

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