(A) The operator of a bus shall not stand or park the vehicle upon any street at any place other than a bus stand.
(B) The operator of a bus shall enter a bus stop or loading zone on a public street in a manner so that the bus, when stopped to load or unload passengers or baggage, shall be in a position with the right front wheel of the vehicle not farther than 18 inches from the curb and the bus approximately parallel to the curb so as not to unduly impede the movement of other vehicular traffic.
(`81 Code, § 14-197)
(C) No person shall stand or park a vehicle other than a bus in a bus stop when the stop has been officially designated and appropriately signed, except that the driver of a passenger vehicle may temporarily stop therein for the purpose of and while actually engaged in loading or unloading passengers when the stopping does not interfere with any bus entering, occupying or departing the zone.
(`81 Code, § 14-198) Penalty, see § 10.99