The project consists of a two-story, 450,000-sq-ft new hospital in southeast Washington, D.C., that includes 179 secure beds and 114 unsecure beds. Photo Courtesy Tompkins Builders Related Links: Best of 2010 List Saint Elizabeth’s new hospital is the District’s public psychiatric facility. The new building’s therapeutic design includes bright and airy living and treatment areas, green spaces off each patient unit and enclosed courtyards. The building also incorporates a 28,000-sq-ft green roof. Tompkins Builders served as the prime contractor, while Gilbane Building Co. worked as the construction manager and EYP served as the architect. Numerous modifications were necessary to the

This project in Chantilly, Va., involved a complete gut and technically complex renovation for Teleproductions International’s larger teleproductions studio. Photo Courtesy Forrester Construction Co. Related Links: Best of 2010 List The new facility includes 40 individual offices, studio space, three conference rooms, a 28-seat auditorium and a new elevator. High-end finishes include terrazzo, ceramic, hardwood and custom-cut patterned sheet vinyl floors; venetian plaster and polymix wall coverings; field-applied, fabric-wrapped wall panels and ceiling bulkheads; elegant cabinetry; and a 100-ft-long wave rolling ceiling, which runs the span of the main corridor. A variety of electrical power obstacles had to be met

The $39.4-million Cary Street Gym and Aquatics Center links the 100-year-old, 32,600-sq-ft City Auditorium with a new, L-shaped, 94,200-sq-ft addition. As part of the project, the team renovated the existing building, which started its life in 1910 as a city market and is an architectural monument to the Oregon Hill neighborhood of Richmond, Va. Photo Courtesy Kjellstrom And Lee Construction Photo Courtesy Kjellstrom And Lee Construction Related Links: Best of 2010 List The addition defers to the historic nature of the existing structure and neighborhood. The east fa�ade is scaled down to complement the neighborhood and incorporates a series of

The $136.5-million Arlington County Water Pollution Control Plant project makes a significant contribution toward improving the environmental outlook for the delicate, imperiled Chesapeake Bay ecosystem. Photo Courtesy Fru-con Construction Photo Courtesy Fru-con Construction Related Links: Best of 2010 List In addition to expanding capacity from 30 million gallons per day to 40 MGD, the upgrade greatly reduced nitrogen discharges into a river that feeds into the ecosystem. Ten years ago, the plant was discharging 17 milligrams of nitrogen per liter of water into the Four Mile Run River. Today, it is discharging 2.5 milligrams of nitrogen. The project was executed

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