bascule

/ˈbæskjul/
noun
  1. A type of bridge that opens by lifting one end (the leaf) upward using a counterweight on the other end, like a seesaw.
    • Engineers designed a new bascule for the harbor that opens in under two minutes.
    • Tourists gathered to watch the bascule lift as the tall ship approached.
    • The old bascule bridge rises every hour to let boats pass through the canal.
Synonyms
What does "bascule" mean? | whatsthatwordmean | whatsthatwordmean