Easy peasy with FlexTape
Why'd she go and drill a hole in it? How's she going to get it to float again with a hole in it? If she'd been ciphering like Rep. Hank Johnson she'd just have everybody move to one side of the island so it tips over. After the quarantine is over they can just move to the other side and flip it upright again.
Easy peasy. She shouldn't be Prime Minister if she can't figure out something as simple as this.
Easy peasy with FlexTape