1991-672
CITY OF HOPKINS
Hennepin County, Minnesota
ORDINANCE NO. 91-672
AN ORDINANCE AMENDING HOPKINS ZONING ORDINANCE SECTION 560
PERTAINING TO ANTENNAS
BE IT ORDAINED, by the City Council of the City of Hopkins
as follows:
That the Hopkins Zoning Ordinance No. 515 be and the same is
hereby amended by adding the following provisions:
Section 515 - Zoninq Code: definitions
Subd. 8. Antenna: a system of wires, poles, rods,
reflecting discs, or similar devices used for the transmission or
reception of electromagnetic waves, which system is external to
or attached to the exterior of any structure.
Subd. 115. Transmission Tower - commercial: a structure
situated on a nonresidential site that is intended for
transmitting or receiving television, radio, or telephone
communications, excluding those used exclusively for public
safety communications. An AM radio tower is its own transmitting
antenna.
Subd. 116. Transmission tower - height: The height of a
transmission tower shall be the total maximum to which it is
capable of being raised and shall be measured from the highest
point of the finished grade adjacent to the structure if ground-
mounted or roof-mounted.
All subsections
renumbered.
following
these
subsections
are
hereby
That the Hopkins Zoning Ordinance No. 540 is hereby amended
as follows:
540.03 Conditional uses: I districts. The following uses are
permitted conditional uses in I districts:
b) Transmission Tower - commercial subject to Section
560.02
That the Hopkins Zoning Ordinance No. 560 is hereby amended
as follows:
560.01. Additional requirements. Subdivision 1. Heiqht.
Height limitations as set forth in all zoning districts may be
increased by 50% when applied to the following:
a) antennas in residential districts
b) belfries
c) church spire and steeples
d) cooling towers
e) elevator penthouse
f) flag poles
g) smoke stacks
h) water towers
Subd. 2. Excess. Heights in excess thereof for such
purposes may be permitted only by a conditional use permit.
560.02. Transmission
transmission towers shall
permit in the industrial
conditions:
Tower Commercial. Commercial
be permitted with a conditional use
districts subject to the following
a) commercial
compliance with all
requirements;
transmission
city building
towers shall be in
and electrical code
b) verification that the structural design has been
approved by a professional engineer;
c) verification that the mounting system and
installation have been approved by a professional engineer;
d) submission of written authorization from the
property owner;
e) no advertising message shall be on the tower
structure;
f) shall comply with setback requirements for
principal structures and in no event shall be located
between the principal structure and the front lot line;
g) transmission towers that are not self-supporting
shall be supported by objects within the property lines but
not in any front-yard areas;
h) the base of tranmission towers, including guy
wires, supporting and accessory structures shall be screened
to the greatest extent practicable to minimize visual
impacts on surrounding properties. Screening shall include
landscape materials or architectural features that harmonize
with the elements and characteristics of the property for
ground mounted towers and materials compatible with those
utilized on the exterior of the building for roof mounted
antennas;
i) towers located closer to a property line than the
height of the tower shall be designed and engineered to
collapse progressively within the distance between the tower
and the property line except if there is a use that the City
Council indicates will not be affected by a tower collapse;
(i.e. railroad right-of-way, lake, creek, unbuildable land)
j) towers shall be in compliance with all applicable
federal communications commission (FCC) requirements;
k) towers shall be in compliance with all applicable
federal aviation administration (FAA) requirements;
I) towers shall require security fencing of 10 feet in
height around the base;
m) towers shall not be artificially lighted unless
required by the FAA or state aeronautics division;
n) at least two off-street parking spaces and one
additional space for each two on-site personnel will be
provided;
0) all transmission towers shall be built to
structurally accommodate the maximum number of foreseeable
uses technically practicable;
p) no conditional use permit will be granted for a
transmission tower until the existing transmission tower is
fully utilized.
q) that one commercial transmission tower is allowed
per site.
r) that the maximum height of a commercial
transmission tower is 75 feet.
560.03. Antennas. Antennas used for a commercial use may be
attached to existing structures in residential and business
districts providing no antenna is 20 feet taller than the
existing structure. Only two antennas maybe allowed on an
existing structure.
First Reading:
February 5, 1991
Second Reading:
April 2, 1991
Date of Publication:
April 10, 1991
.
a:
Genel
1L
City Clerk
Date Ordinance is Effective:
Ordinance No. 91-676
THE CITY COUNCIL OF THE CITY OF HOPKINS DOES ORDAIN:
Ordinance No. 430 relating to Commercial structures and
certificate of occupancy is hereby repealed in its entirety.
First Reading: April 2, 1991
Second Reading: April 16, 1991
Date of Publication: April 24, 1991
Date Ordinance takes effect: May l4, 1991
Attest:
a"A f ~Iff..
~y Cler