When signs are placed, erected or installed in each block, giving notice thereof, no person shall park a vehicle between the hours of 1:00 a.m. and 6:00 a.m., upon any of the streets as may be so indicated unless other hours are designated in such section, provided this section shall not apply to automobiles or other vehicles parked on such streets between the hours of 1:00 a.m. and 6:00 a.m., when the owners thereof are at work in the building or on the premises, in front of or near which such vehicle is parked.
(‘70 Code, § 23-56) (Ord. 1972-18, passed 8-15-72) Penalty, see § 72.99