8.26.2026

Measuring a Bridge That Never Stops Moving

Movable bridges are rare, and they tend to be engineering marvels, but the Cape Fear Memorial Bridge in Wilmington, North Carolina is an unusual case even among those. Rather than swinging or folding, its roughly 400-foot steel center span rises straight up between two towers, high enough to clear the barges and sailboats working their way toward the Port of Wilmington, then settles back onto a four-lane roadway carrying U.S. 17, 76, and 421 across the river. Read more....