Located inside the century-old Capitol Power Plant, the combined heat and power project’s most important contributors to safety were the workers themselves, according to the project team.

Racing the clock to comply with a consent decree while avoiding interference with a large wastewater treatment plant’s critical operations, the team completed this $9.3-million pumping station in just 18 months, nearly four months ahead of schedule, and under budget.

Maryland’s largest dam project in 30 years, which features an innovative bituminous geomembrane liner, “blazes a new trail for the design of water storage reservoirs in the U.S.,” the team says.

Crews completed the 20,000-seat soccer-specific stadium in Southwest Washington, D.C., in 17 months, just in time for D.C. United to host its first Major League Soccer match in its new home.

America’s oldest modern art museum last performed a restoration on its original mechanical, electrical and plumbing systems more than 40 years ago.

For this $6.9-million design-build project, which was completed on budget and three days ahead of schedule, the team took an unconventional approach to designing a 400-ft-long retaining wall and a 90-ft embankment while removing 35,000 cu yd of debris.

Washington, D.C.’s first affordable housing residency for low-income grandparents raising children without a parent present was conceived by the founder of Bible Way Church.

A full-height unitized curtain wall distinguishes this 11-floor, 569,000-sq-ft luxury hotel.