The Deck menu allows you to add, delete and modify decks.

Add Decks at the locations of the waterlines selected in the front window.

Delete the decks which are selected in the front window.

Brings up a dialog allowing you to specify the deck characteristics of the selected decks in the front window.

Calculates the shape of all the decks you have defined. The shapes includes the properties you have defined using the Deck Shape dialog.

Calculates the shape of the selected decks in the front window.