A. The allowable height for any vessel transiting the Canal or entering the Port of Balboa at any state of the tide is 190 feet (57.91 m) measured from the waterline to its highest point. With prior permission from the Transit Operations Division executive manager, height may be permitted to 205 feet (62.5 m) on a case-by-case basis with passage at low water (MLWS) at Balboa.