The renovation of a 157,700-sq-ft base building and 82,500-sq-ft vertical expansion of an occupied building required work in a constrained downtown construction site.
The $61.5-million renovation and repair of the University of Pennsylvania's Hill College House involved significant technical challenges, including installing a new MEP system through the existing concrete structure.
This occupied renovation in Washington, D.C.’s central business district incorporates a vertical expansion and connection of two office towers into a single 1-million-sq-ft lot.
The first phase of the rehabilitation of Constitution Gardens in Washington, D.C., centered around relocating the historic Lockkeeper’s House, the oldest building on the National Mall.
The Concourse E project at Baltimore-Washington International Thurgood Marshall Airport converted an existing stormwater management pond into a parking area for commercial airline and commuter aircraft.
This 193,200-sq-ft high school is a fitting successor, the team says, to a locally cherished, historically significant facility that no longer supported the needs of contemporary education.
The circular 23,500-sq-ft child development center emphasizes sustainability in ways beyond its large windows, intricate landscaping and extensive use of natural interior finishes, the team says.
The project team says technology played a central role in the $68.3-million plan to construct five dual bridges within an 11-mile section of the planned 1,500-mile Continental 1 international trade corridor, connecting Canada with Florida.
Converting the functionally obsolete cloverleaf interchange connecting I-70 and U.S. Route 19 into Pennsylvania’s first diverging diamond interchange required a traffic control plan to minimize disruptions to the tens of thousands of motorists who travel through the area daily.