*The [[quality]] of the [[tall mast]] affects the success chance when creating.
*The option to create a tall square rig at 6% is available when you have 14% chance on a [[square yard rig]].
*On failure both the [[tall mast|mast]] is destroyed, and the [[Square sail|sail]] is are heavily damaged.
*This is the hardest rig to create in terms of components, creation and completion.