Waterfront Station is a multiphase development in southwest Washington, D.C., that will eventually consist of 1.2 million sq ft of office space, approximately 12,000 new residential units and up to 140,000 sq ft of retail. Photo Courtesy Clark Construction Group Related Links: Link here The first portion of Waterfront Station is a $140-million, two-building complex aimed to help revitalize a community and reinvent government workspaces. The eight-story office buildings feature two levels of below-grade parking and a combined 85,000 sq ft of street-level retail. Waterfront Station is the new home of several departments of the Washington, D.C., government, including the

Constitution Square Office Building One is a 350,000-sq-ft, Class A office building with 12 stories above grade and three levels of below-grade parking. The building’s exterior is precast concrete with punched windows and a custom curtain-wall system. Photo Courtesy Clark Construction Group Related Links: Best of 2010 List While framing and pouring the concrete slab for the below-grade parking, the owner executed a change order to enlarge the building floor plan on levels three through 12 to add approximately 9,000 sq ft of rentable space. The change required modifying the structural columns extending through the garage to support the load

Constitution Square, a mixed-use development in Washington, D.C.’s up-and-coming North of Massachusetts Avenue (NoMA) neighborhood, spans a full city block and is served by two entrances to the New York Avenue-Florida Avenue-Gallaudet U. Metro station. Photo Courtesy Clark Construction Group Photo Courtesy Clark Construction Group Related Links: Best of 2010 List More than 1.6 million sq ft is being developed during the first phase of Constitution Square, the largest current private-sector development in the District. The $95-million Office Building Two, one of three projects in the development, is a 589,000 sq-ft, 12-story, post-tensioned concrete structure with 2.5 floors of below-grade

The building for the Office of the Commissioner and Office of Regulatory Affairs marks another construction milestone as the Food and Drug and Administration consolidates numerous programs onto the White Oak Federal Research Center Campus in Silver Spring, Md. Photo Courtesy Tompkins Builders Related Links: Best of 2010 List The new OC/ORA building, measuring nearly 500,000 sq ft, features offices, conference rooms, auditoriums and areas for food service. For one portion of the project, architectural plans and structural plans did not synchronize in regards to structural expansion, expansion-joint location and engineering of the glass wall due to expansion. Furthermore, expansion

The $17.8-million Falk Laboratory School—an extension of the University of Pittsburgh’s School of Education—serves as a private K-8 learning institution. Related Links: Best of 2010 List Perkins Eastman of New York designed a 39,000-sq-ft addition and renovation to the existing 28,000-sq-ft facility built in 1931. The expansion facilitated 21st century programmatic needs and increased accessibility by creating a new school entrance and glazed circulation spine between the existing structure and the new facility. PJ Dick of Pittsburgh completed construction on the project in June with more than 40 subcontractors and no injuries. It began work in April 2008. The school

Balfour Beatty Construction led the design-build team on the 111,000-sq-ft New Federal Building, completing the project in 28 months. The facility consists of office, processing and laboratory areas, including a laboratory designed and constructed to biosafety level three standards. Photo: Balfour Beatty Construction Related Links: Best of 2010 List The building features a robust HVAC system to support the labs, backup generators, uninterruptable power supply systems and redundant primary electrical service. Additionally, it includes antiterrorism/force-protection features. HVAC controls had to have the expandability to accept postconstruction client equipment and program changes. The mechanical system includes multiple air-handling units for redundancy

The $22.9-million Gettysburg College Center for Athletics, Recreation and Fitness in Gettysburg, Pa., exemplifies quality and craftsmanship in a facility designed to attract students and members of the community to the campus and serve as a landmark for the college. Photo Courtesy Kinsley Construction Photo Courtesy Kinsley Construction Related Links: Best of 2010 List The building functions as a training, competition and classroom building for collegiate athletics in the fall and spring. In the summer it transforms into a home for athletic, spiritual and academic summer camps for regional youth. Kinsley Construction of York, Pa., began work on the multiphased

The Greater Richmond Transit Co.’s new $37-million Bus Operations and Maintenance Facility in Richmond provides the oldest mass transportation system in the U.S. with much-needed 21st century facilities.

The new 56,000-sq-ft Health Care for the Homeless headquarters and clinic building in Baltimore is a three-story steel frame structure. The building provides new office and clinical treatment spaces in support of HCH’s mission of providing medical, dental and psychiatric services to the homeless. Photo Courtesy Harkins Builders Related Links: Best of 2010 List The project site had previously been a surface parking lot operated by the city. Prior to that, it had consisted of row houses and a gas station. During the installation of the caisson and grade-beam foundations, the site team discovered six underground fuel tanks and other

Johnson, Mirmiran & Thompson planned and designed the $450-million Interstate-95/I-695 Interchange within Section 100 of the Maryland Transportation Authority’s I-95 Express Toll Lane project. Photo Courtesy Johnson, Mirmiran & Thompson Related Links: Best of 2010 List The new four-level interchange replaces left-lane exits and entrances within the existing braided interchange design. Barriers will separate general-purpose lanes from express toll lanes, but all interchange movements will be provided from both sets of lanes. Since the managed lanes and general-purpose lanes had to be barrier separated through the interchange, each exit movement required two separate ramps, one for the managed lanes and