(A) The powers and duties of the City Manager shall consist of the following:
(1) The City Manager, through the Director of Emergency Management, shall maintain general supervision over the planning and administration for the Emergency Management Organization and the execution of the emergency management and disaster plans. He/she shall coordinate the emergency management activities and make emergency assignments of emergency management duties and emergency management forces in order to meet situations not covered in the normal duties of such forces.
(2) The City Manager may take all necessary action to conduct tests of the emergency management and natural disaster plans.
(3) When a state of emergency has been declared, the City Manager shall assemble and utilize emergency management forces and prescribe the manner and conditions of their use.
(4) The City Manager shall designate a line of succession among his/her department heads to carry out the powers and duties of this division in the event of his/her absence or inability to serve.
(B) The City Manager is hereby authorized to exercise the powers granted to the Mayor in § 35.03, hereof, either in the absence or inability to serve of the Mayor and Mayor Pro Tem or where delay in the exercise of such powers would be contrary to the public interest.