The Federal Aviation Administration has ruled that a proposed monument in Washington, D.C., would need an "eternal flame" at its peak to ensure visibility for pilots, along with floodlighting to meet aviation safety standards. The decision highlights concerns over the structure’s height and potential obstruction of airspace, requiring modifications before approval. Aviation authorities emphasize that such landmarks must be clearly marked to prevent risks to low-flying aircraft. The ruling underscores the balance between national monuments and air traffic safety regulations.


The Federal Aviation Administration (FAA) said Saturday that President Trump’s proposed Triumphal Arch in Washington, D.C., would require an “eternal flame” on top to alert nearby pilots. “The FAA’s determination includes conditions for the Arch to be appropriately marked with a non-standard eternal flame on top of the structure and floodlight projectors pointed towards the...