South Australian Consolidated Regulations179—Stopping in a loading zone
(1) A driver must not
stop in a loading zone unless the driver is driving:
(a) a
public bus that is dropping off, or picking up, passengers; or
(b) a
truck that is dropping off, or picking up, goods; or
(c) a
vehicle that is permitted to stop in the loading zone under another law of
this jurisdiction.
Offence provision.
Note—
"Public bus" and "truck" are defined in the dictionary.
(2) A driver who is
permitted to stop in a loading zone must not stay continuously in the zone for
longer than:
(b) if
information on or with the loading zone signs applying to the loading zone
indicates another time—the indicated time; or
(c) for
a driver who is permitted to stop in the loading zone under another law of
this jurisdiction that provides for a shorter period—that period.
Offence provision.
Note—
"With" is defined in the dictionary.
(3) A "loading zone"
is a length of a road to which a loading zone sign applies.
Loading zone sign

Note 1 for diagram—
There are a number of other permitted versions of this sign—see the
diagrams in Schedule 3.
Note 2 for diagram—
A loading zone sign may have an arrow pointing in a different direction and
anything on the sign may be differently arranged—see
rule 316 (4).