The below workflow send damage reports to all employees at 9:00 AM every morning. This allows the entire company to be aware of the overall damage situation, at the same time, and also makes it easier to confirm everyone's safety.
[Damage Report <Fixed Time>: "1. Report situation" screen]
One necessity that arises from a multiple-source style communication is confirmation of people who haven't made any input. In workflow terminology, this is "stagnation." The company can create a list of all branches that have not made entries at task 1 (Confirm Situation/Request Further Info), and can decide on the appropriate measures from there.
Also, adding another Start Event lets the process be started at any time, for special cases. (below workflow)