A.    No person shall park a motor truck classified as larger than "one-ton" at any time on or along a certain public street known and designated as Washington Street in the city commencing at its intersection with Second Street and

extending to its intersection with Eighth Street in the city; provided, that the provisions of this section shall not affect other parts of this chapter which permit or limit the stopping or standing of vehicles for loading in specified places or at specified times.

    B.    When signs are erected giving notice thereof, no person shall stop, stand or park any vehicle at any time upon any of the streets in violation of the stopping, standing or parking prohibitions posted by said sign(s). (Prior code § 15-83)