New Actor: National Park Service Details Construction Plans
The National Park Service published a detailed construction plan for the 250-foot arch at Memorial Circle. Crews would work two 10-hour shifts, 20 hours a day, year-round, for two to three years. Construction would run in seven phases and use tower cranes up to 320 feet tall along with drill rigs, forklifts and concrete pumps.
The first phase drives the foundation about 75 feet down to bedrock and would put about 30 trucks on roughly 100 soil-hauling runs a day for months. The concrete core would go up in about 10 months. After roughly two years, a 300-foot crane would set a gilded winged statue on the 166-foot arch to reach 250 feet, with the exterior clad in granite from U.S. quarries.
The site sits under flight paths to Reagan National, so the design adds red obstruction lights and still needs a full FAA airspace study after a preliminary review found no significant adverse effect. Construction would rework Memorial Circle traffic, reducing westbound lanes from Memorial Bridge, barring some eastbound and northbound movements and rerouting them to the bridge, and closing the south sidewalk with pedestrians shifted to the north side. Temporary signals would manage traffic during the work.
Inside, plans show five levels: a ground floor for screening and a lobby, two staff mezzanines, a gallery level that could include a cafe and gift shop, and an observation deck about 161 feet up. A security wall and a lit plaza would ring the site.
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