Plate oriented in landscape format. Barrels of earth and debris can be thrown into the moat via an opening in the front of the machine as a decoy to distract from the doubled-over bridge, which can be unfolded quickly and unexpectedly.
Ramelli, Agostino. “Plate 140: Bridge for Crossing a City or Fortress Moat and Scaling Its Wall.” In Le Diverse Et Artificiose Machine Del Capitano Agostino Ramelli. Paris, France, 1588. https://digital.sciencehistory.org/works/fx719m658.