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Article 4: Use Standards
Section 4.2. Principal Uses
4.2.5. Principal Use-Specific Standards
June 23, 2017
Morrisville, NC
Page 4-20 Unified Development Ordinance
(A)
Residential Areas
New towers shall be limited to 100 feet or less in height.
(B)
Nonresidential Areas
New towers shall be limited to 130 feet or less in height.
(4)
Breakpoint technology
New towers shall be designed using breakpoint technology. Certification by a registered
professional engineer licensed by the State of North Carolina of the breakpoint design
and the design’s fall radius must be provided together with the other information required
herein from an applicant.
(5)
Setbacks
Setbacks shall equal the height of the designed breakpoint of new tower. For example,
if the designed breakpoint equals ninety feet, the new tower then requires a 90-foot
setback on all sides. Setbacks are measured as follows:
(A)
From the property line(s) to the vertical centerline of the proposed tower.
(B)
The equipment compound area fence shall be subject to the underlying zoning
district setbacks.
(C)
When adjacent to railroad right-of-way, the underlying zoning district setbacks
shall prevail.
(6)
Equipment Compounds
The fenced in compounds shall not be used for the storage of any excess equipment or
hazardous materials. Outdoor storage yards shall be prohibited within an equipment
compound.
(7)
Equipment Cabinets and Shelters
Cabinets and shelters shall not be visible from pedestrian and vehicular right-of-way
views. Cabinets and shelters may be provided within the principal building, behind a
screen on a rooftop, or on the ground within the fenced-in and screened equipment
compound.
(8)
Fencing
All equipment compounds shall be enclosed with an opaque black vinyl-coated fence with
an entrance gate. The fence shall be a minimum of six feet in height.
(9)
Signage
Commercial messages are prohibited on any tower or fencing. Required noncommercial
signage shall be subject to the following requirements:
(A)
The only signage that is permitted upon a tower, equipment cabinets, or compound
area fence shall be informational, and for identifying the tower (such as ASR
registration number and address), as well as the party responsible for the operation
and maintenance of the facility, and any additional security and safety signs, as
applicable.
(B)
If more than 220 voltage is necessary for the operation of the facility and is present
in a ground grid or in the tower, signs located every twenty feet and attached to
the fence shall display in large, bold, high contrast letters, minimum height of each
letter four inches, the following: “HIGH VOLTAGE - DANGER.”