Ch. 43

1996 LAWS OF MARYLAND

Article - Transportation

5-509.

(a)     [In this section, "map" means the airport zoning map for
Baltimore-Washington International Airport, as filed in the land records of Anne
Arundel County, Baltimore County, and Howard County.

(b)     (1) For purposes of this subtitle, the following three types of airport zoning
districts are established for the Baltimore-Washington International Airport, for that
land area] IN THIS SECTION, "DISTRICT" MEANS THE LAND AREA ESTABLISHED FOR
BALTIMORE-WASHINGTON INTERNATIONAL AIRPORT DELINEATED BY AND
CONTAINED within a circle the radius of which is 4 miles from a point the Maryland grid
coordinates of which are E893,909.99 — N490,279.30.[:

(i) Approach zone districts;

(ii) Transition zone districts; and

(iii) Turning zone districts.

(2) Each approach zone district is divided into an inner area and an outer
area, as indicated on the map.

(c)     The boundaries of each district are established as shown on the map.

(d)] (B) (1) Except as otherwise provided in this subtitle, a structure may not
be erected, altered, or maintained and a tree or other vegetation may not be allowed to
grow or be maintained [in any district] at a height greater than the height limit
established for the district. [The datum plane for measurements is mean sea level, as
established by the U.S. Coast & Geodetic Survey.]

(2)     THE ADMINISTRATION SHALL ADOPT REGULATIONS ESTABLISHING
THE MAXIMUM HEIGHT LIMIT ANY STRUCTURE, TREE, OR OTHER VEGETATION
MAY BE ALLOWED TO GROW OR BE MAINTAINED IN THE DISTRICT, CONSISTENT
WITH APPLICABLE FEDERAL AVIATION REGULATIONS.

(3)     THE ADMINISTRATION SHALL FILE IN THE LAND RECORDS OF ANNE
ARUNDEL COUNTY, BALTIMORE COUNTY, AND HOWARD COUNTY A MAP DEPICTING
THE DISTRICT ESTABLISHED BY THIS SECTION.

[(e) (1) Within the inner area of any approach zone district, the height of any
structure, tree, or vegetation may not exceed 1 foot of height for each 50 feet measured
on the ground. Measurements shall begin from the end of the runway at the location and
elevation shown on the map and along the centerline of the approach zone district to a
point on the centerline at right angles to the structure, tree, or vegetation.

(2) Within the outer area of any approach zone district, the height of any
structure, tree, or vegetation may not exceed 280 feet above mean sea level.

(f) Within any transition zone district, the height of any structure, tree, or
vegetation may not exceed the lesser of:

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