Table 13.3.3.A Required Buffer
Zones
| ||||||
---|---|---|---|---|---|---|
Proposed Use Will Be Adjacent
To:
| ||||||
The Proposed Use Will Be
|
Single-Family District
|
Multiple-Family District
|
Mobile Home Park District
|
Macomb Street District
|
Industrial or Airport District
| |
Single-family residential1
|
None
|
B
|
B
|
B
|
A
| |
Multiple-family residential
|
B
|
C
|
B
|
B
|
A
| |
Mobile home park
|
B
|
B
|
C
|
B
|
A
| |
Commercial2
|
B
|
B
|
B
|
C
|
B
| |
Industrial or airport
|
A
|
A
|
A
|
B
|
None
|
NOTES:
| |
---|---|
1 Applies
to applications for subdivision plat or condominium site plan approval
only.
| |
2 Includes
nonresidential special land uses in a residential district such as
boat clubs and churches.
|
Table 13.3.3.B Description of
Required Buffer Zones
| ||||
---|---|---|---|---|
Buffer Zone
|
Minimum Width
(feet)
|
Minimum Wall/Berm
|
Minimum Plant Materials
| |
A B
|
50 20
|
Continuous wall, fence or required
berm Continuous wall, fence or required berm
|
1 deciduous tree, 2 evergreen trees
and 4 shrubs per each 20 linear feet along the property line, rounded
upward 1 deciduous tree, 1 evergreen tree and 4 shrubs per each 30
linear feet along the property line, rounded upward
| |
C
|
10
|
None required
|
1 deciduous or evergreen tree or 4
shrubs per each 20 linear feet along the property line, rounded upward
|
Minimum Plant Material Size
| ||||
---|---|---|---|---|
Plant Type
|
Minimum Caliper1
(inches)
|
Minimum Height
(feet)
|
Minimum Spread
| |
Deciduous shade trees
|
3
|
42 first branch
|
—
| |
Ornamental trees
|
2
|
43
|
—
| |
Evergreen trees4
|
—
|
6
|
2.2 feet
| |
Shrubs
|
—
|
2
|
15 inches
| |
Hedges5
|
—
|
4
|
—
|
NOTES:
| |
---|---|
1 Measured 12 inches above grade. Refer to Chapter 282, Woodland and Tree Preservation, for measurement of existing trees.
| |
2 Trees planted along
pedestrian routes (i.e., sidewalks, plazas, etc.) shall not have branches
lower than six feet. Trees planted within street line (curb) and sidewalk
or along bikeways shall maintain a vertical clearance to obstructions
of a minimum of 10 feet.
| |
3 Clumped trees (e.g.,
birch) shall have a minimum height of six feet above grade.
| |
4 The size of the
burlapped root ball for evergreen trees shall be at least 10 times
the caliper measured six inches above grade.
| |
5 Hedges shall be
planted and maintained so as to form a continuous, unbroken, visual
screen within two years after planting.
|
Plant Material Types
|
Evergreen
|
Narrow Evergreen Trees
|
Large Deciduous Trees
|
Small Deciduous Trees
|
Large Shrubs
|
Small Shrubs
| |
---|---|---|---|---|---|---|---|
Evergreen trees
|
Min. 10'
Max. 20'
| ||||||
Narrow evergreen trees
|
Min. 12'
|
Min. 5'
Max. 10'
| |||||
Large deciduous trees
|
Min. 20'
|
Min. 15'
|
Min. 20'
Max. 30'
| ||||
Small deciduous trees
|
Min. 12'
|
Min. 10'
|
Min. 15'
|
Min. 8'
Max. 15'
| |||
Large shrubs
|
Min. 6'
|
Min. 5'
|
Min. 5'
|
Min. 6'
|
Min. 4'
Max. 6'
| ||
Small shrubs
|
Min. 5'
|
Min. 4'
|
Min. 3'
|
Min. 3'
|
Min. 5'
|
Min. 3'
Max. 4'
|
Recommended Plant Materials
| |||
---|---|---|---|
Common Name
|
Genus
| ||
Deciduous Canopy Trees
| |||
1.
|
Oaks*
|
Quercus
| |
2.
|
Hard Maples (except Japanese)*
|
Acer
| |
3.
|
Hackberry*
|
Celtis
| |
4.
|
Planetree (Sycamore)*
|
Platanus
| |
5.
|
Birch*
|
Betula
| |
6.
|
Beech*
|
Fagus
| |
7.
|
Gingko (male)
|
Ginkgo
| |
8.
|
Honeylocust (Thornless Cultivars only)*
|
Gleditsia
| |
9.
|
Hophornbeam (Ironwood)*
|
Ostrya
| |
10.
|
Linden
|
Tilia
| |
11.
|
Ashes*
|
Faxinus
| |
12.
|
Hickory*
|
Carya
| |
13.
|
Hornbeam (Blue Beech)*
|
Carpinus
|
*Please note: Although the use of ashes is suggested,
due to recent disease and pest problems associated with ashes in the
area, it is recommended that more disease-resistant ash cultivars
be used and that no one cultivar be planted as the dominant tree type.
|
Common Name
|
Genus
| ||
---|---|---|---|
Deciduous Ornamental Trees
| |||
1.
|
Amelanchier*
|
Amelanchier
| |
2.
|
Redbud*
|
Cercis
| |
3.
|
Dogwood (Tree Form)*
|
Cornus
| |
4.
|
Hawthorn*
|
Crataegus
| |
5.
|
Flowering Crabapple (disease-resistant cultivars)
|
Malus
| |
6.
|
Flowering Plum (Tree Form)
|
Prunus
| |
7.
|
Flowering Pear
|
Pyrus
| |
8.
|
Magnolia
|
Magnolia
| |
9.
|
Hornbeam*
|
Carpinus
| |
10.
|
Rose of Sharon
|
Hibiscus
|
Common Name
|
Genus
| ||
---|---|---|---|
Evergreen Trees
| |||
1.
|
Fir
|
Abies
| |
2.
|
Hemlock
|
Tsuga
| |
3.
|
Spruce
|
Picea
| |
4.
|
Pine*
|
Pinus
| |
5.
|
Douglas Fir
|
Pseudotsuga
|
*Please note: Dwarf, Globe, Pendulous Species/Cultivars
are not permitted.
|
Common Name
|
Genus
| ||
---|---|---|---|
Narrow Evergreens
| |||
1.
|
Juniper*
|
Juniperus
| |
2.
|
Arborvitae
|
Thuja
|
*Please note: Dwarf, Globe, Spreading Species/Cultivars
are not permitted.
|
Common Name
|
Genus
| |||
---|---|---|---|---|
Large Shrubs
| ||||
1.
|
Deciduous
| |||
a.
|
Dogwood (Shrub Form)*
|
Cornus
| ||
b.
|
Cotoneaster
|
Cotoneaster
| ||
c.
|
Forsythia
|
Forsythia
| ||
d.
|
Mock-Orange
|
Philadelphus
| ||
e.
|
Sumac*
|
Rhus
| ||
f.
|
Lilac
|
Syringa
| ||
g.
|
Viburnum*
|
Viburnum
| ||
h.
|
Witchhazel*
|
Hamamelis
| ||
i.
|
Euonymus
|
Euonymus
| ||
j.
|
Privet
|
Ligustrum
| ||
k.
|
Ninebark*
|
Physocarpus
| ||
2.
|
Evergreens
| |||
a.
|
Juniper (Hetz, Pfitzer, Savin)
|
Juniperus
| ||
b.
|
Yew (Pyramidal Japanese)
|
Taxus
|
Common Name
|
Genus
| |||
---|---|---|---|---|
Small Shrubs
| ||||
1.
|
Deciduous
| |||
a.
|
Barberry
|
Berberis
| ||
b.
|
Boxwood
|
Buxus
| ||
c.
|
Quince
|
Chaenomeles
| ||
d.
|
Cotoneaster
|
Cotoneaster
| ||
e.
|
Euonymus*
|
Euonymus
| ||
f.
|
Forsythia
|
Forsythia
| ||
g.
|
Hydrangea
|
Hydrangea
| ||
h.
|
Holly*
|
Ilex
| ||
i.
|
Privet
|
Ligustrum
| ||
j.
|
Potentilla*
|
Potentilla
| ||
k.
|
Currant*
|
Ribes
| ||
l.
|
Lilac
|
Syringa
| ||
m.
|
Viburnum*
|
Viburnum
| ||
n.
|
Weigela
|
Weigela
| ||
2.
|
Evergreens
| |||
a.
|
Fir
|
Abies
| ||
b.
|
False Cypress
|
Chamaecyparis
| ||
c.
|
Juniper (Low Spreading)*
|
Juniperus
| ||
d.
|
Spruce
|
Picea
| ||
e.
|
Pine
|
Pinus
| ||
f.
|
Yew (Globe, Spreading, Upright)*
|
Taxus
| ||
g.
|
Arborvitae (Globe/Dwarf)
|
Thuja
|
*See § 285-13.4F, Undesirable plant material.
|
Undesirable Plant Materials
| ||
---|---|---|
Common Name
|
Genus Species
| |
Silver Maple
|
Acer sacharinum
| |
Box Elder
|
Acer negundo
| |
Tree of Heaven
|
Ailanthus altissima
| |
European Barberry
|
Berberis thunbergii
| |
Northern Catalpa
|
Catalpa speciosa
| |
Eastern Red Cedar
|
Juniperus virginiana
| |
Poplar
|
Populus deltoides
| |
Willow
|
Salix spp.
| |
American Elm
|
Ulmus americana
|