A snow removal emergency shall be deemed to exist when announced by the chief of police, designated representative or street superintendent and shall begin at the time the announcement is made or at such time as shall be so stated in the announcement and shall remain in effect until the required snow removal work shall be completed, in which case, the chief of police, designated representative or street superintendent shall announce the emergency is over. A snow removal emergency may be announced for any or all of the various snow removal districts hereafter designated or for any portion of said districts. (Ord. 1518, 12-16-1985)