Unified Development Ordinance, 25th Supplement, December 2022

CHAPTER 7. ​GENERAL DEVELOPMENT STANDARDS | Article 7.2. ​Landscaping and Screening

4. Berms Where allowed, a berm in a protective yard must meet the following. a. A berm cannot be built in any protective yard whenever the protective yard is also a tree conservation area. b. Berms shall have a minimum average height of 3 feet, measured perpendicular to the center of the crown.

c. The bermmust contain a rounded crown suitable for planting and a stabilized side slope of no greater than three-to-one. A steeper side slope may be used in exceptional cases when all of the following are met: i. This steeper slope is sufficiently stabilized; and ii. Physical constraints of the site prevent the use of a flatter slope. d. The berm shall be planted with ¾ of the required number of shrubs.

6.5 ’

5’

3.5 ’

100’

100’

100’

15’ TypeC2

10’ TypeC1

100’

10’ TypeC3

TypeC4 35’

Type C1

Type C2

Type C3

Type C4

Width (avg. min) Fence Height (min)

10'

15'

10'

35'

6.5'

Not required

Not required

Not required

In lieu of planting shrubs, a 3.5' wall may be installed

Wall Height (min)

6.5'

Not required

Not required

Shade Trees (min per 100') Understory Trees (min per 100')

Not required Not required

4

Not required Not required

Not required Not required Not required Not required

Not required

Shrubs (min per 100') Shrub Height (min)

30

15

30

3'

5'

3.5'

A berm in accordance with Sec. 7.2.4.D.4. may be installed, unless otherwise required. The installation shall not alter the yard width and shade tree requirements

A berm shall be installed in accordance with Sec. 7.2.4.D.4. except the minimum height of the berm shall be 10’ measured perpendicular to the crown

Berm

Not allowed

Not allowed

Supp. No. 25

7 – 16 Pub l i s hed De c embe r 2022

Pa r t 10 : Un i f i ed Deve l opmen t Or d i nanc e C i t y o f Ra l e i gh , No r t h Ca r o l i na