Related Links: Engineering News Record Architectural Record To comply with new nutrient-discharge limits imposed by the Pennsylvania Dept. of Environmental Protection related to the restoration of Chesapeake Bay, the Altoona Water Authority undertook $65 million in upgrades and the expansion of two wastewater treatment facilities at which existing processes were inadequate.Gwin, Dobson & Foreman designed the compliance project, which upgraded the authority's Easterly and Westerly plants by converting existing tankage to nutrient-removal technology reactors; constructing additional reactors; renovating and adding new final clarifiers; and installing new, high-efficiency aeration systems, UV disinfection systems, headworks and SCADA systems.The project also boosted each
The first launch pad in the U.S. to be built specifically as a multi-user facility to accommodate rockets from private companies, the Mid-Atlantic Regional Spaceport Pad-0A in Wallops Island, Va., enables continued space exploration and aims to foster the development of the commercial space transportation industry.
The five-year, $500-million Clairton C Battery project at North America's largest coke-making facility in Clairton, Pa., delivered a new 960,000-ton-capacity coke battery that improves U.S. Steel's overall environmental performance.
Using existing structural capacity, the University of Virginia added 127,000 sq ft of new space to its teaching hospital, the University of Virginia Medical Center.
In light of rapid growth in Philadelphia's northwest suburbs, Pennsylvania Turnpike officials sought a low-maintenance, cost-effective solution for increased traffic volume at its Valley Forge interchange.
Located in the recently built 1000 Connecticut Building in downtown Washington, D.C., Arent Fox's 235,000-sq-ft leased space is spread across levels two through eight, as well as portions of the first level.
Built on a former parking lot for Washington, D.C., school buses, the three-acre Washington Canal Park features sprawling green spaces, a rain garden, pavilions, an ice-skating rink and a cafe, as well as interactive water fountains and sculptures.
Related Links: Engineering News Record Architectural Record The $4.4-million extension of Runway 34R at Manassas Regional Airport—a "reliever" airport for nearby Washington Dulles International and Ronald Reagan National—required significant coordination among the project team and the airport's staff and tenants.A portion of the work occurred within a 100-year floodway, and nearly the entire area fell within a floodplain. In some areas in which, typically, standard chain-link fence would have been constructed, crews installed heavy-duty floodgates instead. The gates replaced existing fencing that was susceptible to flood damage. The new floodgates allow debris to flow through the fenced areas without resulting
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