Morrisville UDO - June 2017 version

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Article 5: Development Standards
Section 5.7. Perimeter and Streetyard Buffers
5.7.4. Buffer Type Standards
June 23, 2017 Morrisville, NC
Page 5-38 Unified Development Ordinance
Table
MINIMUM WIDTH AND SCREENING REQUIREMENTS
Also see general requirements for all buffer types at bottom of table.
Buffer Type K (Streetyard)
This streetyard buffer provides minimal landscaping along the street corridor.
Option 1  1 tree (shade or understory) per dwelling
fronting the street [2]
Option 2  Shade trees: 3 per 100 linear feet [2]
Buffer Type L (Streetyard)
Single
Option  Shade trees: 1 per every 30 feet [2] [3]
General Requirements for all Buffer Types:
[A] Required shade trees shall generally be distributed evenly along the length of the buffer (e.g., 4 shade trees per 100 linear feet should
result in shade trees spaced approximately every 25 feet of buffer length) and spaced to maximize their future health and effectiveness. Other
required vegetation and shall be distributed within the buffer as appropriate to the function of the buffer.
[B] Where an adjacent existing development is designed for solar access, the Planning Director may allow understory trees to be substituted for
any shade trees where necessary to ensure such solar access.
[C] Berms may be used in conjunction with shrubs or fences or walls atop them to achieve required screening. Berms within a buffer shall comply
with the standards of Sectio
[D] Buffers, with the exception of Type J, Option 2, and Type K, Option 2, shall not be located on single-family detached, duplex, attached, or
manufactured home dwelling lots.
Notes:
[1] Fences or walls within a buffer shall comply with the standards of
[2] Trees in streetyard buffers shall be of species and varieties appropriate to their location next to roadways and sidewalks. (See appropriate
street tree species and varieties listed in the Administrative Manual.)
[3] A planting strip located between the back of the curb and a sidewalk shall be at least six feet wide. Where such a planting strip does not
exist or is impractical to provide, the Planning Director may allow the trees to be provided within tree pits that are at least 25 square feet in
area and located adjacent to the back of the curb.
(Ord. No. 2014-022, 06/24/2014; Ord. No. 2014-051, 11/10/2014; Ord. No. 2016-001, 05/10/2016)