It shall be unlawful for any person during the time of a fire and for a period of thirty-six (36) hours after its extinguishment to hinder, resist or refuse to obey the Municipal Fire Chief, or to act in a noisy or disorderly manner. The Fire Chief and Assistant Fire Chief shall have the power and authority during such time to arrest or command any such person to assist them in the performance of their official duties. (Ref. 28-908 RS Neb.)