[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8000), 11-13-1989]
The purpose of this Article is to define certain standards that
are applicable to uses in the zoning districts of the City of Town
and Country.
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8100), 11-13-1989]
Corner, flag, double frontage and lots with more street exposure
than fifty percent (50%) of the perimeter of the lot present special
problems. The regulations set forth for each zoning district establish
specific use standards for these lots. Corner lots, flag lots, double
frontage lots and lots with street exposure greater than fifty percent
(50%) of the perimeter of the lot shall be defined, for purposes of
this Chapter, by reference to the illustrations below.
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8200), 11-13-1989]
A. The "bufferyard" is a combination of setback and visual buffer
or barrier between zoning districts. A "bufferyard" consists of a unit of land together with the planting required thereon.
Both the amount of land and the type and amount of planting specified
for each bufferyard requirement of this Chapter are designed to eliminate
or minimize conflicts between land uses and to insure a desired character
along public and private streets and roads. The planting units required
of bufferyards have been calculated to insure that they do, in fact,
function as "buffers".
1. Bufferyards shall be required to separate different zoning districts
from each other in order to eliminate or minimize potential nuisances
such as dirt, noise, glare of lights, signs, building bulk, parting
areas, or to provide spacing to reduce adverse impacts of the above,
or danger from fires or explosions.
2. Where required by this Chapter bufferyards shall be located on the
outer perimeter of the lot or site, extending to the lot or site boundary
line. Bufferyards shall not be located on any portion of an existing
or dedicated public or private street or right-of-way.
3. To determine the type of bufferyard required on a site or between
a site and a street, the following procedure shall be followed:
a. Identify whether any portion or lot line of the site constitutes
a zoning district boundary. If it does, determine the zoning on both
sides of the lot or site.
b. Determine whether the land on the adjoining site is vacant or developed
or whether a subdivision plat of the adjoining site has been approved.
c. Classify any street adjacent to the proposed use as a local, minor,
or major street.
d. Determine the bufferyard required on each boundary (or segment thereof)
of the subject site by referring to the table of required bufferyards
set forth for each zoning district.
4. Bufferyard credit. If a bufferyard screen, consisting
of different plants than required below, is already in place, the
Planning and Zoning Commission may substitute the existing bufferyard
screen for the table of plant units required below.
5. The following table indicates the specifications of each bufferyard.
Bufferyard requirements are stated in terms of the width of the bufferyard
and the number of plant units required per one hundred fifty (150)
linear feet of bufferyard.
a. A single "plant unit" for bufferyards shall consist of the total
plantings designated in one (1) of the columns below:
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TABLE OF STANDARD PLANT UNITS
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Type of Plant and Size
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Standard Plant Unit
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Alternative Unit
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Canopy Tree
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1
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1
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Understory Tree
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1
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0
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Shrubs
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10
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9
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Evergreen Tree
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1
|
3
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TABLE OF BUFFERYARD STANDARDS
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Bufferyard
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Number of Plant Units
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Bufferyard Width
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A
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1
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15 feet
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B
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2
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15 feet
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C
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3
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20 feet
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D
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4
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20 feet
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E
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5
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20 feet
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S
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2
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10 feet
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Each illustration depicts a typical one hundred fifty (150)
foot bufferyard.
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b. The exact placement of required plants and structures shall be the
decision of each user except that the following requirements shall
be satisfied:
(1)
All bufferyard areas shall be seeded with lawn, ground cover
or prairie grass unless a natural ground cover is already established.
(2)
Required plant materials for bufferyards shall be planted in
the following sizes and percentages.
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Canopy Trees
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Evergreen Trees
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Understory Trees
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Shrubs
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10% 4" caliper
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10% 10' high
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10% 2.5" caliper
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100% 2' high
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20% 3" caliper
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20% 8' high
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20% 2.0" caliper
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70% 2" caliper
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70% 6' high
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70% 1.5" caliper
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c. Where the amount of frontage will require a fractional number of
plants, the requirements will be as follows: When the fraction is
less than one-half (.5), the number required shall be the amount of
the next lowest whole number. When the fraction is one-half (.5) or
greater, the required amount will be the next largest whole number.
6. A bufferyard may be used for passive recreation. It may contain pedestrian,
bike, or jogging trails provided that:
a. No plant material is eliminated,
b. The total width of the bufferyard is maintained, and
c. All other regulations of this Chapter are met.
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In no event, however, shall any other structure be permitted in bufferyards, except: Fences or walls as provided for in Article IV (Sections 405.130 — 405.150) of this Chapter; signs as provided for in Chapter 420 of this Title; and driveway or street serving as access to a site or lot as approved by the Planning and Zoning Commission, provided that the access does not unreasonably encroach on the width of the bufferyard, and is not located within seventy (70) feet of a street intersection or of another drive, and no pavement serving as access be located closer than ten (10) feet to an adjacent property line.
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7. The property owner shall maintain the minimum bufferyard planting
requirements of this Chapter and replace as necessary to maintain
the required plant units.
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8300), 11-13-1989]
The regulations for each zoning district establish minimum standards
for landscaping in areas not designated as parking lots or bufferyards.
For purposes of satisfying these minimum landscaping requirements,
the following standards shall apply:
Plant units: A single "plant unit" for building landscaping
shall consist of the total plantings designated in one (1) of the
columns below:
Type of Plant and Size
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Standard Plant Unit
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Alternative Unit
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Canopy Tree 3 inch caliper
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1
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1
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Understory Tree 2 inch caliper
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1
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0
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Shrubs 2 feet high
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10
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9
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Evergreen Tree 8 feet high
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1
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3
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[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8400), 11-13-1989]
The regulations for each zoning district establish minimum standards
for landscaping within parking lots and adjoining entrance drives
and circulation drives. For purposes of satisfying these minimum landscaping
requirements, the following standards shall apply:
Plant units: A single "plant unit" for parking lot landscaping
shall consist of the total plantings designated in one (1) of the
columns below:
Type of Plant and Size
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Standard Plant Unit
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Alternative Unit 1
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Alternative Unit 2
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Canopy Tree 3 inch caliper
|
2
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2
|
1
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Understory Tree 2 inch caliper
|
0
|
1
|
1
|
Shrubs (50% to be evergreen) 2 feet high
|
10
|
5
|
10
|
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8500), 11-13-1989; Ord. No. 2450 §1, 4-11-2000; Ord. No. 3318 §2, 2-12-2008; Ord.
No. 4317, 10-14-2019]
A. All natural resources located on a lot used for non-residential purposes in all zoning districts and in new subdivisions as specified in Section
410.200(A)(20) shall be preserved as open space in the percentages set forth in this Section.
B. Woodlands.
1. A minimum of fifty percent (50%) of the calculated total of cross-sectional
area (CSA) of all healthy trees, six (6) inches in diameter or greater,
in an identified woodland shall be preserved as permanent open space.
Trees in poor condition or that are dead shall not be counted toward
the calculated total of CSA.
2. The developer shall undertake the following precautions to protect
woodland areas to be maintained as permanent open space:
[Ord. No. 4500, 3-28-2022]
a. The developer shall submit a Tree Stand Delineation including all
Grand Trees located on the property, performed by a Certified Arborist
or a Landscape Architect. This survey shall also indicate the location
of all proposed lot lines, buildings, rights-of-way, utility lines
and easements.
b. The developer shall designate the location and amount of woodlands
to be maintained as permanent open space, and the total percentage
of cross-sectional area represented by the woodlands to be preserved.
c. The developer shall not include as permanent open space any trees
or woodlands in easements, building areas, or rights-of-way.
d. The developer shall place dedicated permanent open space, as much
as is feasible, within common ground.
e. The developer shall not develop within the canopy area or drip line
of any tree to be preserved as permanent open space.
f. The developer shall submit in writing the recommendations of an International
Society of Arboriculture Certified Arborist or a Landscape Architect,
as to which trees shall be protected notwithstanding development in
close proximity to them, including all recommended protective measures.
g. The developer shall employ all recommended tree protective measures
prior to the issuance of any permit and, in any event, shall:
(1)
Erect on-site barriers along the line(s) delineated in a green mesh safety fence that is a minimum of three (3) feet in height. secured with heavy duty steel t-posts set a maximum of eight (8) feet apart along the line(s) delineated in Subsection
(B)(2)(b). A moisture protected 8.5" x 11" sign stating, "Warning — Tree Protection Zone" shall be required to be placed on the tree protection fencing at a minimum of twenty (20) foot intervals, with a minimum of one (1) sign on each elevation of fence.
(2)
Provide a tree-protection supervisor on-site whenever equipment
or trucks are placed or are moving near the trees to be protected
in order to ensure compliance with all tree protective measures.
h. The developer shall post a surety bond for the benefit of the City
in the amount of twenty-five thousand dollars ($25,000.00) per every
acre of woodlands to be preserved (or portion thereof). The surety
shall be applied to the replacement of any trees which die within
three (3) years of the completion of construction. Prior to the full
release of the surety the developer shall submit, in writing, from
an International Society of Arboriculture Certified Arborist or a
Landscape Architect, a report verifying that the trees to be protected
in the designated permanent open space areas are still alive.
i. The developer shall replace with a tree of similar size and type
all trees which die as a result of such development, or a substitute
amount or size of trees which collectively approximate the DBH of
the removed trees as approved by the City. Failure to replace shall
constitute a default and the City shall be entitled to proceed against
the surety.
j. The permanent open space areas shall be depicted on a survey to be
made an exhibit to the deed and recorded with St. Louis County for
each lot relative to any subsequent subdivision or re-subdivision.
k. The permanent open space areas as delineated in 405.335(B)(2)(i)
shall be marked on site with temporary rope, fencing or flagging for
the purpose of communicating these limits to prospective buyers for
the individual lots and shall be in place before lots are shown to
prospective buyers.
l. A copy of the survey depicting the permanent open space areas as
required in 405.335(B)(2)(j) shall be attached to and incorporated
by reference within the sale contract for the future transfer of any
lot(s).
m. The following requirements shall be attached to and incorporated
by reference within the sale contract for the future transfer of any
lot(s) as well as be incorporated into the subdivision trust indentures.
(1)
Permanent open space shall be maintained in current locations as indicated on the plat and shall remain fully and completely undisturbed, except for activities defined by Section
405.335(B)(3), without prior appropriate permit from the City of Town and Country. In the event that such actions occur, the owner shall be required to replant the disturbed areas and place with the City of Town and Country an escrow which insures their maintenance until maturation.
(2)
Any proposed fencing around or adjacent to the permanent open
space will require a permit from the City of Town and Country prior
to installation and shall not disturb the permanent open space.
n. The City Administrator or his/her designee, may, in his/her discretion, retain the services of a Certified Arborist or Landscape Architect to review the developer's recommendations as required under Section
405.335(B)(2)(f). The cost of the City's review shall be paid by the developer and may be deducted from the permit application deposit. If insufficient funds remain in the permit application deposit, the City Administrator shall invoice the developer. The City Administrator may engage the services described herein from a list of appropriately qualified and responsive service providers maintained by the City.
3. Management Of Woodlands. The following activities shall be permitted
by right within a woodland designated as permanent open space.
c. Planting of native grasses. wildflowers, shrubs, and trees. The planting
of lawn or turf grass shall not be permitted.
4. Replacement Of Woodlands. Whenever the requirements of this Subsection
(B) would render a lot unbuildable, as determined by the City Administrator or their designee, the developer may clear or develop more woodlands than otherwise permitted to be disturbed by Subsection
(B)(1) above, if the total woodland area disturbed is not increased by more than ten percent (10%) of the total woodland area on the lot or site. In any event, no more than fifty percent (50%) of mature woodlands may be disturbed. This additional disturbance shall be permitted only where the following conditions are met:
a. The developer shall designate a new woodland area on a part of the
site not forested.
b. The new woodland area shall consist of 1.2 times the surface acreage
of the woodland area disturbed pursuant to this Subsection.
c. The new woodland area plantings shall be approved, in writing, by
an International Society of Arboriculture Certified Arborist or a
Landscape Architect approved by the City and take into consideration
species which are native and conducive to site conditions.
d. Within each acre of newly designated woodland area the following
plantings shall be made:
(1)
Six (6) canopy trees, minimum of three (3) inch caliper;
(2)
Seventy-five (75) canopy trees, minimum six (6) to eight (8)
feet high whips;
(3)
Eight (8) understory trees, minimum one and one-half (1.5) inch
caliper or five (5) feet high for multi-stemmed clumps;
(4)
Thirty (30) shrubs (deciduous or evergreen), minimum eighteen
(18) inches high.
5. Removal Of Trees In Permanent Open Space. A tree preserved as permanent
open space may be removed by the owner of the property where the tree
is preserved only if the following conditions are satisfied:
a. A licensed landscape architect, certified arborist or other evidence
deemed credible by the City that the tree is hazardous. dead, or diseased.
b. If the tree is not hazardous, dead or diseased, a property owner
may apply to the City Administrator or their designee to remove the
tree if:
(1)
Another tree of similar size and species or a substitute amount
or size of trees of the same or similar species which collectively
approximate the DBH of the removed trees will be planted to replace
the tree to be removed.
(2)
The replanted tree is included as permanent open space on a
plan submitted by the property owner.
(3)
A copy of the recorded plan is submitted to the City.
c. Removal Of Invasive Species Of Trees, Shrubs, Woody Vines, Wildflowers,
Grasses And Other Non-Woody Plants In Permanent Open Space. Invasive
Species in areas preserved as permanent open space may be removed
by the owner of the property where the open space is preserved. Invasive
Species are defined as those identified by the Missouri Department
of Conservation.
C. Grand
Trees.
1. A Grand Tree is defined as any tree twenty (20) inches DBH or greater
that is in fair to good condition and is not an invasive species as
defined in this Chapter or by the Missouri Department of Conservation.
2. Grand trees shall not be disturbed, within the critical root zone,
in the course of grading, demolition or building relating to new construction
activity except as follows:
[Ord. No. 4500, 3-28-2022]
a. When the tree is dead, diseased, hazardous or constitutes a public
risk; or
b. Residential District: In any residential district, where such disturbance
is necessary to permit construction and is specifically authorized
in a tree protection plan approved in conjunction with the applicable
grading, demolition or building permit; or
c. Non-Residential District: In any non-residential district, where
such disturbance is necessary to permit construction and is specifically
authorized in a tree protection plan approved in conjunction with
the applicable subdivision, site plan or development plan or applicable
grading, demolition or building permit.
d. Replacement Requirements: Grand Trees that are removed due to disturbance
that is necessary to permit construction, that are otherwise not dead,
diseased, or a public hazard, shall require the installation of replacement
trees equal to twenty-five (25%) of the total caliper inches of the
Grand Trees that are removed.
(1)
In lieu of the installation of replacement trees a contribution
to the designated City of Town and Country Tree Fund shall be made
in the amount of thirty dollars ($30.00) per square inch of twenty-five
percent (25%) of the cross-sectional area of the Grand Tree(s) removed.
(2)
Trees to be planted to meet requirements for new landscaping
and bufferyards shall count as replacement trees.
D. Ravines.
1. Permanent Open Space.
a. Ninety-five percent (95%) of all ravines shall remain in permanent
open space.
b. No uses or improvement other than those permitted herein shall be
permitted in any area consisting of ravines or ravine buffers as defined
by this Chapter.
2. Permitted Uses. Ravines shall not be the site of any use or development,
with the exception that access to other areas may be provided in ravine
areas. In this event prior to construction of any improvement, the
developer shall provide an environmental assessment indicating the
location of such access is the least damaging solution for the site
in question. Minimum damage to the area shall be the guide in location
of the access.
3. Additional Regulations.
a. The streambeds of all ravines shall be kept clear of debris, including
leaves and grass clippings, in order to slow undercutting of stream
banks.
b. No development in other portions of a site shall cause or permit
the rate of runoff to ravines to be more than ninety percent (90%)
of its rate prior to that development.
c. All detention facilities should be set back at least one hundred
(100) feet from the top of the ravine wall. All such facilities shall
be designed to minimize erosion and maximize measures which stabilize
the ravine wall.
E. Floodplains.
1. The determination of all floodplain boundaries shall be based on
the maximum recorded or projected flood elevation applicable. The
area constituting a floodplain shall be determined by reference to
the following sources in the order indicated below. If the first (1st)
source is not applicable, the second (2nd) one shall be used.
a. Certified HUD flood insurance studies and maps;
b. A site specific flooding analysis provided by a registered professional
engineer that provides more site specific location than do the rate
maps and profiles.
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On-site topographic surveys shall be performed to locate the
precise floodplain line on a site. The survey shall use the flood
profile contained in the sources listed above.
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2. Permitted Uses. Development within floodplain areas shall comply with the terms and provisions of this Chapter and Chapter
415 of this Code as well as any requirements of MSD or DNR.
F. Drainageways.
1. Development within drainageways shall be subject to the following
restrictions:
a. No more than fifty percent (50%) of such areas shall be developed.
b. The remaining fifty percent (50%) shall remain as permanent open
space by restrictive covenant. Regrading, stripping of vegetation,
or filling is permitted in these areas, provided that such work is
needed as part of the development's stormwater system.
(1)
The time of concentration of stormwater flows shall remain unchanged
or will be lengthened;
(2)
Stormwater and ground water storage capacity shall be unchanged
or will be increased;
(3)
Natural vegetation shall be installed;
(4)
The resultant new drainageway shall have less velocity than
pre-existed or shall reduce stream bank erosion through the provision
of erosion control measures.
c. Upon application, and after review and recommendation by the Planning
and Zoning Commission, the Board of Aldermen may waive these requirements
for a particular drainageway after consideration of all relevant factors,
and if the Board determines any of the following findings, the waiver
shall be denied:
(1)
Water runoff control structures in another location will not
effectively reduce runoff from the site at least as well as or better
than the given drainageway, and have not been designed to do so;
(2)
Removal of the drainageway will substantially and materially
adversely affect the visual coherence, appearance or development character
of adjacent neighborhoods and/or of the development site;
(3)
The quality of tree and vegetation cover will be substantially
adversely affected; or
(4)
Any unusual natural native features of the land, e.g., cave,
sinkhole, marsh, oak savannah or fen, will be substantially adversely
affected.
d. No building shall be constructed within fifty (50) feet of the limits
of a drainageway unless it is demonstrated that the adjacent bank
of the channel will be protected against erosion by natural site conditions
or by site improvements that will be essentially permanent with minimal
requirements for maintenance.
2. The Board, Planning and Zoning Commission or staff may request photographs
showing the property involved and the area where the drainageway is
to be removed.
G. Streams.
1. Buffer Requirements.
a. For streams depicted as a solid blue line on the U.S.G.S. map, a
natural vegetative buffer shall be maintained for fifty (50) feet,
measured horizontally, on both banks (as applicable) of the stream
as measured from the top of the stream bank. For all other streams
subject to this Subsection, a natural vegetative buffer shall be maintained
for twenty-five (25) feet, measured horizontally, on both banks (as
applicable) of the stream as measured from the top of the stream bank.
b. No septic tanks or septic tank drain fields shall be permitted within
the buffer.
2. Site Plan Requirements. Any permit or land development applications
for property requiring buffers must include the following on a site
plan:
a. Location of all streams on the property established by field survey;
b. Limits of required stream buffers on the property;
c. Buffer zone topography with contour lines at no greater than five
(5) foot contour intervals;
d. Location of tree masses and individual trees with trunk diameter
of six (6) inches or more within the required stream buffers on the
property.
e. Detailed plans of all proposed land development in the buffer.
3. Land Uses And/Or Activities Allowed In Required Buffers.
a. Ongoing or previously approved land uses and/or activities:
(1)
Maintenance or repair of any lawful use of land that is approved
for such use on or before the effective date of this Section.
(2)
On-going activities including, but not limited to, existing
landscaping, gardening and lawn maintenance, except that new development
or land disturbance activities on such properties will be subject
to all applicable buffer requirements.
(3)
Land development activity that is under construction, fully
approved for development, scheduled for permit approval or that is
part of a larger master development plan or other phased development
that has been approved up to two (2) years before the effective date
of this Section.
b. Activities related to management and maintenance of buffers, with
written approval of the Director:
(1)
Buffer restoration projects;
(2)
Water quality monitoring and stream gauging;
(3)
Removal of trash, debris and individual trees that are in danger
of falling, causing damage to dwellings or other structures, or causing
blockage of the stream.
c. Emergency work necessary to preserve life or property. When such
work is performed, the person performing it shall report such work
to the Director on the next business day after commencement of the
work and shall apply for any permits as may be required for the work.
d. Unpaved foot trails or paths.
e. Roads, bridges and utilities (including sanitary and storm sewers),
subject to the following:
(1)
The right-of-way or utility easement shall be the minimum width
needed to allow for installation.
(2)
The angle of the right-of-way or utility easement shall be perpendicular
to the stream in order to minimize clearing requirements.
(3)
Plans and plats shall include only the minimum number possible
of such crossings.
[Ord. No. 4317, 10-14-2019]
A. Purpose.
The purpose of this Section is ensure the preservation of existing
healthy trees on an individual residential lot. Trees are an important
community asset as they provide environmental benefits, enhance neighborhood
character and add to property values.
B. Applicability.
This Section shall apply to any project for a new home or an increase
in impervious area of fifty percent (50%) on an existing, individual
residential lot which is subject to a demolition permit, grading permit,
building permit or architectural review.
C. Tree
Protection Plan Required.
1. Any project subject to the requirements of this Section shall submit
a Tree Protection Plan (TPP) for review concurrent with the submittal
of other required applications and plans. The drawings shall conform
to the specifications of this Section and any other requirements or
conditions imposed by the City.
2. The TPP is subject to the approval of the City Administrator or their
designee or any other Board or Commission that is authorized to render
a final decision. Amendments or modifications to an approved TPP are
subject to the applicable requirements of the particular permit for
which it was approved .
3. The following items shall be provided on the TPP. Additional information
may be requested by the City.
a. Project title listing project name, owner name, and name of firm
or individual preparing the plan.
b. North arrow, graphic and written scale.
c. Scaled base plan using current information from the site development
plan depicting existing and proposed grades, location of all improvements,
existing and proposed utilities and sewers.
d. Graphic depiction of all existing trees to remain and to be removed
including location, types and size.
e. Graphic depiction of the accurate drip line canopy showing the extent
of the Critical Root Zones (CRZ).
f. Graphic depiction of the proposed Tree Protection Zones (TPZ) and
location of tree protection fencing.
g. Tree protection and planting notes and details applicable to the project, pursuant to Section
405.336(F), Tree Protection Measures.
h. A tree chart shall be submitted with the TPP. The tree chart shall
list the size (DBH), cross-sectional area (CSA), species, condition
and preservation/removal status of all existing trees.
i. Certification (signed and sealed) by a Missouri licensed landscape
architect or ISA certified arborist.
D. Tree
Removal.
1. The removal of any hazardous, dead or diseased trees on private property,
as determined by a licensed landscape architect, certified arborist,
or other evidence deemed credible by the City, as necessary to remedy
an immediate threat to person or property is not subject to the requirements
of this Section.
2. Trees removed within one (1) year preceding the submittal of a development
application to the City must be documented by a dated conditions report
prepared by a certified arborist or forester, dated conditions photographs
and a copy of the work order with date of service. Any tree removed
within one (1) year prior to the submittal of a development or building
permit application that is not documented and approved by the City
will be considered in good condition by default.
3. With the exception of any property for which a tree preservation
plan has been approved in accordance with this Section and a building
permit has been issued, it shall be prohibited for any person to remove
any trees six (6) inches in diameter or greater for the purposes of
preparing a lot for development that is subject to a demolition permit,
grading permit, building permit or architectural review.
E. Tree
Preservation Requirements.
1. A minimum of fifty percent (50%) of the calculated total of (CSA)
of all healthy trees, six (6) inches in diameter or greater, shall
be preserved.
2. Trees in poor condition or that are dead shall not be counted toward
the calculated total of CSA.
3. Failure to preserve a minimum of fifty percent (50%) (CSA) of healthy
trees shall be mitigated in the following ways, either individually
or in combination:
a. Replacement trees shall have a total cross-sectional area equal to
at least twenty-five percent (25%) of the cross-sectional area of
the trees to be removed.
b. Replacement trees shall be in three (3) inch diameter increments.
c. Trees to be planted to meet requirements for new landscaping and
bufferyards shall count as replacement trees.
d. If there is not sufficient room on the site, a contribution to the
City's Tree Fund shall be made in an amount equal to thirty dollars
($30.00) per cross-sectional inch of the required replacement trees
(see chart).
TREE REPLACEMENT CHART
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Tree Size (DIA)
(inches)
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CSA (SQIN)
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Replacement Area Required — 25% (SQIN)
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Replacement in Equivalent Trees
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Replacement Fund Contribution @ $30/(SQIN)
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6
|
28.3
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7.1
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1- 3"
|
$213.00
|
8
|
50.2
|
12.6
|
2 - 3"
|
$378.00
|
10
|
78.5
|
19.6
|
3 - 3"
|
$588.00
|
12
|
113.0
|
28.2
|
4 - 3"
|
$846.00
|
15
|
176.0
|
44.0
|
7 - 3"
|
$1,320.00
|
18
|
254.0
|
63.5
|
9 - 3"
|
$1,905.00
|
20
|
314.0
|
78.5
|
11 - 3"
|
$2,355.00
|
24
|
452.0
|
113.0
|
16 - 3"
|
$3,390.00
|
30
|
706.5
|
176.6
|
24 - 3"
|
$5,298.00
|
36
|
1,017.0
|
254.3
|
36 - 3"
|
$7,628.00
|
40
|
1,256.0
|
314.0
|
44 - 3"
|
$9,420.00
|
42
|
1,384.7
|
346.2
|
49 - 3"
|
$10,386.00
|
48
|
1,808.6
|
452.1
|
64 - 3"
|
$13,563.00
|
F. Tree
Protection Measures.
1. Any construction, demolition, site work or similar activity which
may injure existing trees which are to be preserved shall require
the installation of tree protection measures as set forth in this
Section or as otherwise determined by the City. The following tree
protection measures are to be followed and must be noted on the TPP:
a. All tree protection measures shall be installed prior to the commencement
of demolition, excavation, construction or site work.
b. A pre-construction meeting shall be held on-site to review the installed
protection measures with operators, construction supervisors, contractor's
representatives, and the City representative (if required by the City).
c. Development impact shall not enter the Critical Root Zone (CRZ) of
trees to be preserved. If this is not avoidable, the tree may have
to be removed and tree restoration requirements will be applied.
d. Tree protection fencing shall be installed along the edge of the
Tree Protection Zone (TPZ) of each preserved and impacted tree within
the disturbed areas. Trees that share a TPZ can be fenced together
in a cluster. Tree protection fencing shall be installed along hardscape
edges that will remain intact. No more than twenty-five percent (25%)
of the TPZ can be impacted.
e. The contractor on the site shall stake clearing limits in order to
facilitate location for trenching and fencing installation for tree
protection.
f. The sequence of tree preservation measures, if required, shall be
as follows: tree protection fencing installation to establish the
TPZ; root pruning trenching; tree pruning and chemical treatment;
and aeration systems.
g. Tree protection fencing shall be maintained and repaired by the contractor
for the duration of construction and approved by the City. No alteration
shall occur without prior approval by the City.
h. Access to the TPZ by construction equipment, materials, or individuals
that may cause harm to protected trees will not be allowed. Only limited
access, if necessary, shall be permitted with the prior approval of
the City.
i. Removal of trees, shrubs, or undergrowth from protected areas shall
only be performed when necessary and must be done with hand/power
tools only, no heavy equipment/machinery.
j. Utility locations should be planned for areas outside of the (TPZ).
Utilities that must cross through the TPZ of trees due to site constraints
and utility design requirements must be approved by the City and will
be directional bored. No open trenches are allowed. Tree protection
fencing must be maintained on both sides of the boring alignment.
k. Attachment of any construction signs, fencing, etc., to any tree
to be saved is strictly prohibited. Construction fence footings or
support locations are required to be shown on the plan. Position post
locations to span the TPZ. Upon completion of construction, all temporary
barriers, fencing, and debris shall be removed from the site by the
contractor.
l. Tree protection fencing shall consist of a green mesh safety fence
that is a minimum of three (3) feet in height, secured with heavy
duty steel t-posts set a maximum of eight (8) feet apart.
m. A moisture protected 8.5" x 11" sign stating, "Warning — Tree
Protection Zone" shall be required to be placed on the tree protection
fencing at a minimum of twenty (20) foot intervals, with a minimum
of one (1) sign on each elevation of fence.
G. Tree
Restoration And Escrow Requirement.
1. A tree restoration escrow deposit shall be submitted to the City
prior to the issuance of any permit related to the development of
a site.
2. The dollar amount of the escrow deposit required shall be based on
the total dollar value of all trees to be preserved. The basis for
the dollar value of a tree shall be derived from the most recent edition
of the Guide for Tree Appraisal as produced by the Council of Tree
and Landscape Appraisers.
3. Any trees that are intentionally or unintentionally removed or destroyed
in violation of an approved TPP shall be replanted and restored within
six (6) months according to the standards set forth in the Section.
4. If it is determined by the City Administrator or their designee that
the protected trees have not been replanted in a reasonable time,
the City may cause the work to be performed and deduct from the escrow
deposit accordingly.
5. Prior to the full release of the escrow a report shall be submitted,
in writing, from an International Society of Arboriculture Certified
Arborist or a Landscape Architect approved by the City, verifying
that the trees to be preserved are still alive.
6. The escrow deposit shall be returned upon approval, by the City Administrator
or their designee, of the submitted report and verification of the
completion of any required tree restoration.
H. Recommended
Tree List. The following list of trees, while not inclusive, shall
be considered desirable by the City of Town and Country for the purpose
of planting, preservation and/or replacement. No trees shall be planted
that are listed as an invasive species by the Missouri Department
of Conservation.
[Ord. No. 4440, 7-26-2021]
Small Trees, under thirty (30) feet in height:
|
---|
•
|
Crabapple, Flowering
|
•
|
Hawthorne, Dotted
|
•
|
Hawthorne, Green
|
•
|
Lilac, Japanese Tree
|
•
|
Maackia, Amur
|
•
|
Magnolia
|
•
|
Magnolia, Saucer
|
•
|
Maple, Tatarian
|
•
|
Maple, Trident
|
•
|
Redbud, Eastern
|
•
|
Serviceberry
|
Medium Trees, thirty (30) to forty-five (45) feet in height:
|
---|
•
|
Birch, River
|
•
|
Corktree, Amur
|
•
|
Filbert, Turkish
|
•
|
Hardy Rubber Tree
|
•
|
Holly, American
|
•
|
Honeylocust, Thornless
|
•
|
Hornbeam, American
|
•
|
Hornbeam, European
|
•
|
Magnolia, Cucumbertree
|
•
|
Maple, Hedge
|
•
|
Maple, Miyabe
|
•
|
Maple, Shantung
|
•
|
Yellowwood, American
|
Large Trees, forty-five (45) feet in height or greater:
|
---|
•
|
Bald Cypress
|
•
|
Elm, Lacebark
|
•
|
Gingko, Maidenhair Tree
|
•
|
Hackberry, Common
|
•
|
Hickory, Shagbark
|
•
|
Linden, Littleleaf
|
•
|
Linden, Silver
|
•
|
Maple, Hybrid (Autumn Blaze)
|
•
|
Maple, Sugar
|
•
|
Oak, Bur
|
•
|
Oak, English
|
•
|
Oak, Northern Red
|
•
|
Oak, Shumard
|
•
|
Oak, Swamp White
|
•
|
Oak, Willow
|
•
|
Planetree, London
|
•
|
Zelkova, Japanese
|
[Ord. No. 4345, 1-27-2020]
A. Purpose. The purpose of this Section is to set minimum standards
for the installation of or conversion of traditional lawn areas into
a more sustainable or natural landscape within the residential zoning
districts of Town and Country.
B. Applicability. This Section shall apply to any single-family residential
zoning district or planned development district with single-family-related
uses.
C. Definitions. As used in this Section the following terms shall have
the following meanings unless otherwise defined by context:
COTTAGE GARDEN
A mixed garden of perennials, annuals, herbs and sometimes
vegetables that visually enhance the yard area around a home.
EXOTIC PLANTS
Plants that have been brought into the State of Missouri
from elsewhere such as the following: exotic Eurasian plants native
to Europe or Asia, exotic American plants native to the Americas but
not Missouri, and exotic cultivated varieties propagated by the horticultural
industry.
HERB GARDEN
A type of garden established for the planting and/or harvesting
of herbs.
NATURAL HERITAGE GARDEN
An area that is managed with the intention of simulating
a natural community of plants native to the State of Missouri (e.g.,
prairie, meadow or woodland) which may include grasses (short and
tall) and forbs (flowers), usually perennial in nature.
NATURAL LANDSCAPE
Plantings of grasses (short and tall), forbs (flowers), shrubs,
woodlands and other gardens as defined that are often native but are
sometimes mixed with non-natives, and are usually perennial in nature.
NATURAL LAWN
Turf lawn that is organic in nature and does not practice
the use of chemicals in the form of pesticides, insecticides and herbicides
and is kept no longer than eight (8) inches.
NOXIOUS INVASIVES
Weeds considered offensive and invasive to landscape gardens
as specifically named by the Department of Agriculture of the State
of Missouri.
ORGANIC LAWN CARE
Necessary inputs that are natural as opposed to synthetic
as used in traditional lawns.
ORNAMENTAL GARDEN
An area that is managed for the visual display of a variety
of plants, including, but not limited to, trees, shrubs, ferns, flowers,
grasses, ground cover, mosses and that does not contain any plant
defined as a noxious invasive or one (1) that constitutes a nuisance
to the community.
RAIN GARDEN
A garden that effectively uses stormwater runoff to grow
and nurture a specifically designed garden bed.
SUSTENANCE GARDEN
A garden that is vegetable, fruit or herbal in nature that
is usually planted and maintained for household food production.
TRADITIONAL LAWN
Turf lawn that is often managed chemically, mowed regularly
to be kept at a height no more than eight (8) inches.
D. General Standards. The installation of or conversion of traditional
lawn areas into a natural landscape garden or woodland may occur if
it is in compliance with the following provisions:
1.
Natural landscape: a natural heritage garden, ornamental garden,
rain garden, cottage garden, herb garden and/or sustenance garden.
a.
The garden does not violate any other City of Town and Country
ordinance.
b.
The garden is authorized by the owner or occupier with written
permission as verified by the owner.
c.
The garden, or any portion thereof, is a minimum of five (5)
feet from any property line or public right-of-way.
d.
The garden is located on property with a residence that is occupied
a minimum of nine (9) months within a calendar year.
e.
The garden shall not exceed thirty percent (30%) of the lot
area of the property not otherwise occupied by buildings, structures
or improvements.
f.
The approval of a landscape plan and maintenance agreement as
specified in this Section.
g.
The garden does not contain exotic plants and noxious invasives.
2.
Woodlands.
a.
Install or maintain landscaping as specified in Section
405.335.
b.
The approval of a landscape plan and maintenance agreement as
specified in this Section.
E. Landscape Plan And Maintenance Agreement Required. A landscape plan shall be submitted to the City Administrator or his/her designee for compliance with a site improvement permit (Section
405.250).
1.
A drawing or sketch depicting the area of the garden or woodlands
relative to the property lines, public right-of-way, buildings and
structures and improvements on the property.
2.
Information indicating the vegetation to be used within the
plan and their approximate locations.
3.
The owner or occupier shall sign a maintenance agreement for
the purpose of maintaining the garden or woodland and if not so doing
returning the property to a natural or traditional lawn.
4.
A landscape plan and maintenance plan shall not be required
for natural landscape areas that are less than five percent (5%) of
the lot area, unless said area is located in the front yard of a residential
home.
F. Enforcement And Remediation. Failure to comply with the approved landscape plan and maintenance plan shall trigger review and remediation per Section
215.130, Failure to Abate - Hearing - Certification of Cost As Lien, of the adopted Municipal Code.
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8600), 11-13-1989]
A. Purpose. This Section details the off-street parking design
standards, the off-street loading design standards, and road standards,
to supplement the off-street parking and loading requirements for
each district in this Chapter.
B. Off-Street Parking Design Standards.
1. A required off-street parking space shall be at least nine (9) feet
in width and at least eighteen (18) feet in length, exclusive of access
drives or aisles, ramps, columns, or office or work areas. The length
of parking space can be reduced to sixteen and one-half (16.5) feet
including wheel stop if additional space of one and one-half (1.5)
feet in length is provided for car overhang. The parking shall have
a vertical clearance of at least seven (7) feet.
2.
a. Horizontal widths for parking rows, aisles, and modules shall be
provided at widths no less than listed in the following table:
|
One-Way Parallel
|
30°
|
45°
|
60°
|
90°
|
---|
Single row of parking
Driving aisle
Minimum width of module
|
9'
12'
21'
|
17'
12'
29'
|
19'
13'
32'
|
20'
18'
38'
|
18'
24'
42'
|
Two (2) rows of parking
Driving aisle
Minimum width of module
|
18'
12'
30'
|
34'
12'
46'
|
38'
13'
51'
|
40'
13'
58'
|
36'
24'
60'
|
3. Access. Each required off-street parking space shall
open directly upon an aisle or driveway of such width and design as
to provide safe and efficient means of vehicular access to such parking
space. All off-street parking facilities shall be designed with appropriate
means of vehicular access to a street in a manner which will least
interfere with traffic movements. No driveway across public property,
or requiring a curb cut, shall exceed a width of twenty-five (25)
feet.
4. Handicapped parking. Parking for the handicapped
shall be provided at a size, number, and location as specified by
State and Federal regulations.
5. Reductions from minimum.
a. For development in any district, the Commission may recommend, and
the Board of Aldermen may approve, a total reduction of not more than
thirty percent (30%) of the required off-street parking and loading
spaces actually installed where it has been demonstrated by study
of the combined uses and customary operation of the uses that adequate
parking would be provided.
b. When such a reduction is approved, an area of sufficient size to
include the number of parking and/or loading spaces necessary to meet
the minimum requirements stated herein shall be designated on the
site development plan and no structure or paved surface shall be permitted
within such designated area. Such area shall not be included in any
required bufferyards. Such areas shall be reserved to accommodate
additional parking so as to meet the otherwise applicable minimum
requirements in the event a conversion shall be required when the
Board of Aldermen shall so determine. In the event of such determinations,
the additional parking shall be constructed within four (4) months
thereafter or within such time determined appropriate by the Board.
C. Off-Street Loading Design Standards.
1. The minimum area for each off-street loading space, excluding area
for maneuvering, shall be four hundred eighty (480) square feet.
2. At no time shall any part of a truck or van be allowed to extend
into the right-of-way of a public thoroughfare while the truck or
van is being loaded or unloaded.
D. Road Standards.
1. Design and construction of all new streets shall be in accordance with the street specifications prescribed in Chapter
410, Subdivision Regulations.
2. Clear view of intersecting streets.
a. In order to provide a clear view of intersecting streets to the motorist,
there shall be a triangular area of clear vision formed by the two
(2) intersecting streets.
b. On any portion of a lot that lies within the triangular area described
below, nothing shall be erected, placed, planted, or allowed to grow
in such a manner as materially to impede vision between a height of
two and one-half (2½) feet and ten (10) feet above the grade
at the two (2) street centerlines.
c. The triangular area shall be formed by a point on the boundary line
of each street right-of-way located twenty (20) feet from the near
edge of the intersection of the streets.
d. An existing street shall not be modified to provide for connection
of a local street directly or via any other street(s) to more than
one (1) major street.
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8700), 11-13-1989]
A. The
regulations hereafter are intended to supplement the district regulations
appearing elsewhere in this Chapter:
1. Accessory structures prohibited, when. No accessory
structure shall be erected or constructed on a lot until the construction
of the main structure has actually commenced.
2. Annexation and merger. Whenever an area is annexed
to the City, or any other municipality shall merge with the City,
the annexed area or the merged area shall have continued in force
the zoning in force over said annexed area or merged area at the time
of such annexation or merger, whether the same complies with the provisions
of this Chapter or not until the City enacts zoning regulations for
the annexed or merged area.
3. Corner lots and double frontage lots. Corner lots
and Double frontage lots shall be construed as fronting on each abutting
street for purposes of applying the applicable minimum front setback
requirement.
4. No residential dwelling shall be permitted in any accessory building
and no residential dwelling shall be located in any "C", "CO", or
"O" District.
5. Excavation of holes. The construction, maintenance
or existence of any unprotected, unbarricaded open or dangerous excavations,
holes, pits or wells, or of any excavations, holes or pits which constitute
or are reasonably likely to constitute a danger or menace to the public
health, safety or welfare are hereby prohibited; provided however,
this Section shall not prevent any excavation under a permit issued
under the Building Code of the City where such excavations are properly
protected and warning signs posted in such manner as may be approved
by the Director.
6. Grades. All buildings shall be located at such elevations
that a sloping grade shall be maintained to cause the flow of surface
water to run away from the walls of the building. The rear and side
yards shall be sloped to allow for the flow of surface water away
from the building without creating a nuisance; however, this shall
not prevent the grading of a yard space to provide sunken or terraced
areas, provided proper means are constructed and maintained to prevent
the runoff of surface water from creating a nuisance on the adjacent
properties.
7. Litter.
a. In this Section, the word "litter" means and includes
garbage, trash, refuse, junk, brush, inoperative machinery or other
waste material; the phrase "otherwise lawful" means
in compliance with applicable zoning district regulations and within
all rules, regulations, ordinances, conditions, permits and licenses
applicable to the property or activity, whether arising from this
Chapter or any other ordinance of the City.
b. Except as provided in this Section:
(1)
No person shall throw or deposit litter on any vacant or unoccupied
property whether owned by such person or not.
(2)
The owner or person in control of any private property shall,
at all times, maintain the premises free of litter.
c. It shall be lawful:
(1)
To accumulate or store non-putrescible litter in a sight-proof
structure or container.
(2)
To accumulate or store litter produced as an incident to the
otherwise lawful use of the same premises when stored, where such
storage is pending removal or disposal and does not exceed seven (7)
days, provided the litter is placed or stored in a container or otherwise
visually screened from the view of persons upon adjoining properties
or streets.
(3)
To store material to be used in an otherwise lawful nursery
operation on the premises devoted to such use.
(4)
To keep not more than one (1) unlicensed vehicle in an enclosed
private garage.
(5)
To keep a compost pile provided that the compost is visually
screened from the view of persons upon adjoining properties.
8. Lot limitations. In all residential districts only
one (1) main structure shall be placed on a lot.
9. Ornamental features. Awnings, canopies, bay windows, roof overhangs and ornamental features may project into the area specified in Subsection
(10) hereof not more than three (3) feet. Ornamental features do not include those details which are normally removable.
10. Required open area. No structure or parts thereof
may project or occupy that part of a yard extending from the lot line
to the building line and said open area shall be open to the sky except
the following are permitted to be located within said open area:
a. Driveways of reasonable width for the purpose of providing ingress
and egress to the main and accessory structures on the same lot;
b. Fences, gates and retaining walls as permitted herein;
d. Identification signs, warning signs, governmental signs and directional
signs;
e. Projections as specified in Subsection
(9) hereof;
f. Signs within the limitations of Chapter
420 of this Title, but not within the side setback line in front yards;
g. Steps, walks, mailboxes, lampposts and similar structures;
11. Telephone, cable TV and utilities. All electric and telephone distribution lines shall be installed underground. Cable switching enclosures, pad mounted transformers, and service pedestals may be installed above ground and may be located within the area described in Subsection
(10) hereof. Nothing in the preceding sentences shall prohibit the continued or expanded use of above ground facilities in existence on the effective date of this Chapter.
12.
Areas designated for parking of motor vehicles and/or accessory
buildings shall not be included in the floor area calculation unless
the area exceeds one thousand fifty-six (1,056) square feet in size.
Any area in excess of one thousand fifty-six (1,056) square feet designated
for parking of motor vehicles and/or accessory buildings shall be
counted as floor area for the purposes of this Code.
[Ord. No. 4030 §2, 11-14-2016]
13.
An offset of at least twenty-five percent (25%) of the wall
height shall be implemented into the face of any exterior wall which
faces a side yard that is at an elevation of more than twenty-five
(25) feet above the nearest adjacent grade, excepting for any portion
of the exterior wall that encloses unoccupied attic space.
[Ord. No. 4031 §1, 11-14-2016]
14.
The following surfaces shall be included as green space when
not under a roof:
[Ord. No. 4033 §2, 11-14-2016]
a.
Water surface of in-ground spas.
b.
Water surface of swimming pools.
f.
Landscape beds containing no greater than twenty percent (20%)
hardscape such as retaining walls or flagstones.
g.
Water surface of a lake or pond.
15.
The following surfaces shall be excluded as green space:
[Ord. No. 4033 §2, 11-14-2016]
a.
Surface area of the ground covered by any ground-mounted solar
energy system collection panels.
b.
Permeable pavements which have less than eighty percent (80%)
of the surface area exposed for vegetative growth.
16. Where a single-family primary structure fronts on only one (1) street,
the doors of any garage shall not face that street unless either:
(a) the garage door cannot be seen from the view of a person standing
in the paved portion of the street that is adjacent to the property
line that fronts the street; or (b) the garage is located behind a
porte-cochere or a vehicular passageway leading through a building
or wall into an interior courtyard, where the opening is no more than
twelve (12) feet in width and twelve (12) feet in height. Where a
single-family primary structure fronts on more than one (1) street,
the doors of any garage shall not face the street abutting what the
Director of Planning and Public Works deems to be the primary frontage
of the structure.
[Ord. No. 4146, 12-11-2017]
17. Mechanical equipment for all new non-residential construction shall
be screened from view from adjoining streets and adjoining properties
by the building itself or approved screening. Such screening, if not
landscaping, shall closely match the color of the building facade,
roof or parapets. Screening shall be approved in conjunction with
the architectural review process. Screening shall be installed for
existing non-residential buildings when fifty percent (50%) or more
of existing mechanical equipment is replaced or modified within a
two-year period or if new mechanical equipment larger in any dimension
than existing equipment is installed.
[Ord. No. 4146, 12-11-2017]
[Ord. No. 1076 §§1 — 7, 1-27-1987; Ord. No. 1345 §1(8800), 11-13-1989]
A. The
following regulations set forth are intended to qualify or supplement
the various district regulations appearing elsewhere in this Chapter:
1. Antenna structures for private radio or television reception not
more than ten (10) feet in height and attached to the roof of a building
may exceed the height limitations otherwise provided for such building.
2. Certain architectural features on buildings, to wit: parapet walls
of not more than three (3) feet in height, chimneys, ornamental architectural
towers, cupolas, domes, spires and similar architectural features
may be erected to reasonable heights exceeding the existing height
limits otherwise provided in the district in which the structure is
situated as approved by the Board of Alderman after recommendation
by the Planning and Zoning Commission.