SPIRO T. AGNEW, Governor                        1127

251. Definitions:

(a)  "Commercial or industrial activities for purposes of unzoned
industrial and commercial areas" mean those activities generally
recognized as commercial or industrial by local zoning authorities in
this State, except that none of the following activities shall be con-
sidered commercial or industrial:

(1)  Outdoor advertising structures.

(2)  Agricultural, forestry, ranching, grazing, farming, and re-
lated activities, including, but not limited to, wayside fresh produce
stands.

(3)  Activities normally or regularly in operation less than three
months of the year.

(4) Transient or temporary activities.

(5)  Activities conducted in a building principally used as a resi-
dence.

(6)  Railroad tracks and minor sidings.

(b)  "Zoned commercial or industrial areas" mean those areas
which are reserved for business, commerce, or trade pursuant to local
zoning ordinance or regulation.

(c)  "Unzoned commercial or industrial areas" mean those areas
which are not zoned and on which there is located one or more per-
manent structures devoted to a business or industrial activity or on
which a commercial or industrial activity is actually conducted,
whether or not a permanent structure is located thereon, and the
area along the highway extending outward 500 660 feet from and
beyond the edge of such activity. Each side of the highway will be
considered separately in applying this definition.

All measurements shall be from the outer edges of the regularly
used buildings, parking lots, storage or processing areas of the com-
mercial or industrial activities, not from the property lines of the
activities, and shall be along or parallel to the edge or pavement of
the highway.

(d)  "Federal-aid primary highway" means any highway within
that portion of the State Highway System as designated, or as may
hereafter be so designated by the State Roads Commission which
has been approved by the Secretary of Transportation pursuant to
subsection (b) of Section 103 of Title 23, United States Code.

(e)  "Traveled way" means the portion of a roadway for the move-
ment of vehicles, exclusive of shoulders.

(f)  "Main-traveled way" means the traveled way of a highway on
which through traffic is carried. In the case of a divided highway,
the traveled way of each of the separated roadways for the traffic
in opposite directions is a main-traveled way. It does not include such
facilities as frontage roads, turning roadways, or parking areas.

(g)  "Sign" means any outdoor sign, display, device, figure, paint-
ing, drawing, message, placard, poster, billboard, or other thing
which is designed, intended, or used to advertise or inform.

(h) "On-premise outdoor advertising" means any outdoor sign,
display, light, device, structure, figure, painting, drawing, message.