HomeMy WebLinkAboutOrdinances 25-06-581 - 06/02/2025 - RZ25-06-Amend Articles 2,6,7A,7B,9 Regarding Stormwatrer Facilities to Correct References - UDCSTATE OF GEORGIA
COUNTY OF FULTON
ORDINANCE c:16-0lo-5[ I
RZ25-06
AN ORDINANCE TO AMEND ARTICLE 2 GENERAL PROVISIONS, ARTICLE 6 SPECIAL
PURPOSE DISTRICTS, ARTICLE 7A CRABAPPLE FORM BASED CODE, ARTICLE 78
DEERFIELD FORM BASED CODE, AND ARTICLE 9 SITE DEVELOPMENT REGARDING
STORMWATER FACILITIES TO CORRECT REFERENCES WITHIN THE ABOVE ARTICLES OF
THE UNIFIED DEVELOPMENT CODE FOR THE CITY OF MILTON, GEORGIA.
BE IT ORDAINED by the City Council of the City of Milton , GA while in a regularly
called council meeting on June 2, 2025 , at 6:00 p .m . as follows:
SECTION 1. That Articles 2, 6, 7 A, 7B and 9 of the Unified Development Code
for the City of Milton, Georgia regarding Stormwater Facilities to Correct
references within the above Articles are shown in Exhibit "A ", attached
hereto and incorporated as if fully set forth herein;
SECTION 2. That all ordinances , parts of ordinances, and regulations in
conflict herewith are repealed ; and
SECTION 3. That this Ordinance shall become effective upon its adoption.
ORDAINED this the 2nd day of June 2025.
Attest :
EXHIBIT "A "
Sec. 10.2 Developme nt Utilities I ARTICI.£ 10 ST REET S AND IMPROVEMENTS
SK.10.2.4. Sto rmwa te r Fadlltles
a. Identify the surface wate r runoff
quantity, quality and rate ;
b. Establish runoff management
control requirements for t he
development;
c. Furnish all design calculations for
the ma nagement control facil it ies,
surf ace wate r conveyance systems
(before and after developm ent
runoff); and
d. Fu rnish design calcula t ions for the
volume of storage required.
3. A schedule indicating the t iming fo r
planting or mulching for tempora ry or
permanent ground cover must be
subm itted with these grad ing and
dra inage plans.
4. Eros ion con t rol devices mu st be
installed before starting grad ing and
construction ; the engineer must state
thi s requirement on the enginee ri ng
draw in gs.
5. To ensure full compliance with the
approved construction plans, final plat
approval will be withheld until "as -
bu ilt " draw ings , prepared by a
professional engineer or land scape
arch itect currently registered in the
st at e, ha ve be en subm itted and
approved by the Director in accordance
with Sec . 12.6.5 (Final Plat Approva l).
No occupancy permit will be iss ued
until released by the Director.
6 . The owner must maintain the storm
drainage facilities during grading and
construction , and for 18-months bond
durat ion after final plat approval.
Maintenance will be construed to
include preserving the enclos in g walls
or impounding embankment of the
detention basin and permanent
sedimentat ion pond s and secur ity
fences , in good conditions ; ensuring
structural soundness , funct ion al
adequacy , and freedom from sedime nt
of all dra inage structu res ; and rectifyi ng
any unforeseen eros ion problems.
c. o.t.ntion/Rnention Desip
L Genera l
a. In stallatio n of proper1y funct ion ing
detention fa cili t ies , includi ng
outflow control dev ices , is th e
respons ibility of the owner. If any
contro l devices are damaged or
destroyed during grading or
constru ct ion , all processes mu st
cease until such device s are
re sto red to their funct ion ing
capabili ty. The owner , t hrou gh
app lication for grad ing or
construction permits , accepts th e
respon si bility of maintenance of
th e control device s.
b. When serv in g more than three lots,
except when all the si ngle-fam ily
residential lots are each a min imu m
of 3 acre in size , detention pond s,
retentio n ponds , and wate r quality
features (includ ing all require d
access easements , landscap e
strips, an d fences) must be loca t ed
on a separate parcel where no
home can be constructed . This
parcel must be owne d an d
maintained by a homeowners '
association or the owners of the
lots being served by this pond. The
parcel must have a minimum of 20·
foot-wide con t inuous access to a
public or private str eet in a manner
tha t allows access an d
maintenance of t his parcel. In
addition , this parcel will not be
10·5
ARTICLE 10 STREETS ANO IMPROVEMEN TS !Sec . 10.2 Development Util.itie s
Sec . 10.2.4. Stormwat r Faciliti s
10-6
required to meet the normal lot
standard.
2. Design standards. Above-g round
stormwa t er management facilities
must mee t the following standards:
a. Provide a 20-foot graded access
easement.
b. Provide 10-foot access easement
for main t enance .
c. Provide 6-foot-high fence .
d. Be located in the least conspicuous
area of the site as engineering
standards allow.
e. Be designed to create a natural
look.
f. Be surrounded by a mi nimum 10-
foot-wide landscape strip planted
to buffer standards with evergreen
plan t ings exterior to any required
fence and /or required access area ,
except as otherwise approved by
the Director under Sec. 10.2.4 .C.2.g
immedia t ely below.
g. In lie u of Sec. 10.2.4 .C.2.f
immediately above, the 10 -foot-
wide l andscaped strip is not
required to be plan t ed to buffer
stan dards when the following
stan dards are met:
i. The minimum 10 -foot-wide
landscape strip is incorporated
into a larger open space.
ii. The open space containing the
stormwa ter facility is designed
and stamped by a Landscape
Architect licensed in the State .
iii. The stormwater feature is
designed as formal or natural
amenities for the open space.
Iv. The stormwater features does
not constitute more than 25%
of the required open space.
3. Alternative des ig n standards.
App l icants are encouraged to carry out
innovative deten t ion/retention layouts
that are intended to make such
faci l i t ies an attractive amenity or focal
point to the subdivision . To achieve
that, the Director may approve the
following alternative design standards
in lieu of those in Sec. 10 .2.4.C.l and
Sec. 10.2.4.C.2:
a. Such alternative design shall
provide for an attractive layout and
means for detaining, retaining,
and /or moving water.
b. The design shall follow the natural
landforms around the perim ter of
t he basin . The basin should be
shaped to emu l ate a naturally
formed depression .
c. Redistributing soils from basin
construction to create natural
landforms around the perimeter of
t he basin is encouraged . These
forms shall be located strategically
to filter views or redirect and soften
the views from residential areas .
d. Side slopes of basins must not
exceed on foot vertical for every 4-
feet hori2-0ntal. Where possible,
side slopes should be varied to
imitate na t ural conditions .
Associated natural landforms
should have side slopes that do not
exceed one foot vertical for every 3
feet horizontal to accommodate
lawn ma i ntenance equipment.
Varied slopes will be encouraged .
Unified Development Code I City of MIi on
Sec .10.2 0 elopment Utilit ies I ARTICLE 10 STREETS AND IMPROVEMENTS
e. The applicant is encouraged to use
plant materials that naturally grow
in th area . Trees and shrubs shall
be grouped in informal patterns to
emulate the natural environment.
The intent is to soften the views of
these basins.
4 . Design guidelines. The Director may
issue design guidelines illustrat ing
details of the standards in S c.
10.2.4 .C.2.d .
Unifif/d Deve lopment Code I City of Milton
S 10.l.4. Stormwater acaht ie.s
o. Storm Drain Stenciling/Identification
1. All residential subdivision and
commercial en t ity storm drainage
structures or facilities (e.g. catch
bas ins , storm sewer inlets, culverts
impoundment facilities manholes, and
other facilities that convey st ormwa t er
runoffs) must be properly identified.
2. Each drainage structure must be
identified with the use of a City of Mil t on
branded lid.
10-7
ARTIClE 2 GENERAL PROllllstONS I SK. Lots ndStruchJ
Sec. Lots
2.1. Lots and Structures
2 .. 1.1. Lots
A. General
L structures must only be erected and
uses must only be established upon a
si ngte lo that meets or exceeds the
requi rements of th is UOC or cond· • ons
of zonini, whichever ls more res • ctlve.
2. Reaard less of the mi nimum
requ irements of the zonin1 district, a
plat mus not be approved un ·1 the
bu ildable area (i ncludin1 the bu ildable
areas within the 50% of a minimum lot
size which must be outside a
floodpla i n) of every sinale-fami ly lot is
detenni ned to be suffi ci ent to
accommodate a square configu red
from the mini mum heated floor area
requ i red by the zon i n& d istrict. In the
absence of a minimum hea ed floor
area, the square mus be at least35 feet
by35 feet. See Figure 2.1.1.A.
e. Lot Size Exceptions
Lots used for open space and/or
stonnwater detentio n/reten ·on faci r ·es
are exempt from zon ine district lot size
requirements only if:
1. The open space and /or stormwater
detention/retention facility are
incidental, related , approp ri ate, and
clearly subord inate to he ma i n USt' i n a
deve lopment
2. o construction or build in& that does
no retate to the open space and/or
s ormwaterdeten ·ontreten ·on faci lity
occurs on the lot
.......
F",sure 2. 1. LA
I
I
I
I
I
:J
:1
A lQ-feet ac:<Ee&& ea£ement is ~re¥ide4
ac:c:ersan,e w1U~ establisl:led
standard,.
4c!,_Stormwa er detention/retention
facilities comply with
(D tenbon/R tention Design) and Sec.
11.4. (Stonnwa ter Mana~ment).
c. Reduction of Lot Area
Wh en a ot OT propeey is reduced i n size, all
resu l ·n, divisions nd all structures must
meet the minimum requ irements of the
applicable provisions of this UOC; except
ha if a tot or property is reduced in area to
less than the district mi nimum lot size
because of .government action, the lo will
be deemed nonconformi n&-
D. Division of Conditionally Zoned Lots
Al l lots of a proposed subdivision must
meet the un • and density allocations of this
UOC, cond itions of zon in&. and all other
DIN'llol>ment Code I of I on
be allowed within the context of a
development dearin& permit.
2. o removal of protected trees
established in Sec. 11.1.1.F ls allowed
on the site before the issuance of a land
disturbance permit, buildin1 permit,
development dearin1 perm·, or tree
removalpermit.
B. stonnwater Manacement Facilities
See Sec. 10.2.4.C {Oetention/Ret
C. Heieht
1. The maximum build i n& heilht is two
stories with a maximum heiaht of 28
feet from avera-1e finished p-ade to the
bo om of the roof eave.
2. otwithstandin1 the heilht limit i n
sub-parapaph 1 above, the maximum
heilht may be ln~ased in an amount
based on the calculations shown as
examples in Table 6.3.3.8; however, i n
no event may the heilht be ine:r~sed
more than 8 feet
Table 6.3.3.L
SlabHouse
Basement
House:
50%
Exposed
B~ment
House:
25%
sed
B~ment
House:
50%
Ex sed
10
Uni 1ed Dev.ilOPment
28 ft.+ ..5 =
35.5
28 ft. + .5 = .5 ft. 35.5
I ARTI CLE I SPEOAlPURPOSE OISTRJCTS
Sec. US • FamilySWldal1r1s
D. Lot Coverqe
1. lot covera1e for each i ndividual lot
zoned any a1ricultural district, R· 1, R-2 ,
or CUP must not exceed:
a. 25% for lots that front on priva e
streets.
b. 20% for lots that front on public
streets.
2. lots that are both (a) located withi n the
Birminat,am Crossroads ~rtay
District and (b) no zoned an
apicultural district are exemp from
the lo covera1e requ irements of Sec.
6.3.3.0.1.
E. Prohibited luildina Components.
Meta l ptes, buratar bars, chain-link fences,
and meta l roll down curtains are
proh ibited.
F. Rmininc Walls
1. Retalnin& walls must conform to Sec.
9.3. 7 Reta i nin1 Walls.
2. Retain in1 walls above 3 feet hiah must
have a continuous plantin& of
evera,ttns or alternative plantin1 as
approved by the City Arborist. When
alternative plantin1 is used , the
plan • n1 must provide as much or more
year-round visual screenin1 of the
reta inin1wall astheotherwise requ i red
evef'IJ'et!OS wou ld.
6.3.4. Commercial, Non-Single-Family
Standards
A. Landscaping
On property con ta i nin g co mmerci al or no n-
si ngle-family type uses , l andscap i ng m u.st
be compati bl e i n orm, style and desi gn
ARTICLE 6 ~C1Al. PURPOSE DISTlUCTS I Sec. as ~ iltonOwrt
Sec. 8.3.4. Commttd cn-Sinpe,f: ily Stand
c. stonnwater Manaaement Facilities
D. Fenc:in1 and Hei&ftt
1. fences must be constructed as
ttquired by Sec. 3.1.8 (fencinl).
2. Retainin1 wall must conform to Sec.
93.7 (Retainin1Walls).
3 . Opaque fences are prohibited in yards
adjacen to a public street except as set
forth in Sec. 63.4.B.4.a and Sec.
6.3.4.B.4.b of this su~section.
E. Pedestrian Safety
Construction of sidewalks and pedestrian
amenities on property conta inin1
commercial or non-sin1l~family uses must
encouraae and promote walkln& to a
development and with in a development
The placement of sidewalks, pedestrian
amen ities, and the Milton Trail (see Sec.
10.7} must contribute to the sense of place
of the community. Si dewalks must be
constructed lone public road fronta1es
and a landscape strip at least 5 feet wide
must be planted between the roadway or
cum and the s dewalk or the ilton Trai~
whichever app ·es. The sidewalk must be
se t bac from the bade of curb the
maximum dista ce allowable within e
righ -of-way.
1andatory requirements ; pedestrian
path design s anda rds.
a. Proposed developments must have
a pedes ·an ne •;ori<.
b. Pa hs m st comply ~ith any
applicab le ADA standa rds for slope ,
width, texture, level differences,
and ramps.
c. Paths must be at least S feet wide.
d. Paths must be dearly iden • ,ed
throu&h paintin1, si1na1e, an d
texture cha nae.
e. In order to facilitate travel, paths
must not be obstructed by any
object or structure.
f. Paths must be desi&ned to
minimize direct auto-pedestrian
interaction.
g. Paths must connect to si&nalized
crosswalks, where applica b e.
h. Paths must be a direct and
conven ient route between points of
onain (i.e., bus stop) and
destination (i.e., shop, bank. etc.).
Meanderin& sidewalks m
discoura1ed. However, sidewalks
and paths may meander to prot ect
and maintain mature trees and
other permitted landscape
features.
i . In ema walkways (paths) must
connect the publlc sidewalk alon&
the strttt to the main entrance of
the principal use of the property.
j. Pedestrian paths must be naturally
co lored and/or textured wa l kways
or sidewalks.
Encouraged elements; pedestrian
paths and pub li c spaces.
a. o increase safety, grade
separation is encouraged be een
pedes ri an paths and motor v e icle
access areas.
Unified DelltioSlmllrltCode I of lton
Sec. 7A.4 8u • Sea Pia a.ETA CRABAPPLE FORM-8ASO> COO
Sec. TA.4.7. ~_,.,_ nctfenc:i
7A.4.7. Scrttning and Fendng
A. Fences, walls, and hedaes are subject to the
followina:
1. Where permitted within the first layer,
fences, walls, and hedaes must not
exceed 42 inches in hei1ht. Reta i nina
walls are excluded from this
requ irement.
2. I n all other loc:a • ons, fences and walls
must not ex~ 5 feet in hei &ht and
must be at maximum of 50% opaque
above 42 inches in hei&ht. This
requ irement does not apply to fences
and walls screenin1 refuse areas.
3. Allowed feodn1 material are three or
four board wooden fendn1 with wood
posts in the first layer.
4. Opaque fences are prohibited in the
first layer.
5 . Cha i rHink fendn& is prohibited from
public view. All chain-link fence must be
black vinyl clad.
6. Retainin& wall must conform to Sec.
9.3.7 (Retain i nawalls).
L Loadin1 docks and service areas must be
screened from view of any thorou&hfare of
civic space by either:
1. A mi ni mum 6-foot-hi&h opaque fence
matchlna the materi al of the buildin&:
or
2. A 15-foot-wide landscape strip planted
with a continuous hed1e of everareen
shrubs. Shrubs must be modenstely
pl)Wina. at least 42 i nches hiah at time
of plantina. and reach in1 at least 6 feet
hi~ within two years of plantin&,.
c. Refuse areas must conform to Sec. 2.3.S
(Refuse Collection Areas). The door
Unified Development Code I City
enclos i n& the area must be made from
wood o r a material that has the appearance
of wood.
o. echan ical features such as HVAC
condensers, el ectrical transformers, heat
pumps, and similar features must not be
placed in the first l ayer and must be
screened from view of any thorou&hfare,
civic space , or any property zoned , used , or
developed for res idential functions, by one
of the followina means:
1. Placement beh i nd the buildin,: or
2. 100% opaque fendn1 which must be
constructed of the same~ of exteri or
material used for the pri ncipa l bu ildina;
or
a.. By a berm or veaetative screen i n&,. The
screeolna must consist of everareen
shrubs at l east 42 inches hiJh at time of
plantin& and reach i n& at least 6 feet
hiah withi n two years of pl antin&,.
7A.4.8. Stonnwater Management
Fadlities
stormwater mana1ement faci l ities must
comply with Sec. 10.2.4.C
(Detention/Retention Design)~.
7A.4.9. Off-Street Parking and Loading
A. Off-street parkin1 for all transect zones is
required at a ratio of 3.5 paridn1 spaces per
1,000 square feet of floor area, except as
follows.
1. Paridn& for sin&te-fam i ly dwellinp is
requ i red as specified in Table 9.1.2.8
Veh icle Parkin& Requ i rements.
2. Parkin& fo r lod1in1 uses is requ i red as
specified i n Table 9.1.2.B Vehicle
Parkin& Requirements.
ARTia.E 78 Ocic ... r-.ci.A#
Sec.1au..~!ffltj'3ffl'i~r,a::ia1T11nt
1. Loadina docks and service areas must
be screened by either.
a . A minimum 6-foo -hi ah opaque
fence ma china the material of the
bu ildina; or
b. A 15-foot-wide landscape zone
planted with a continuous hedae of
evef'&J'ttn shrubs. Shrubs must be
moderately IJ'O ·n1, at l east 42
i nches hi ah at me of plan n.&, and
reach i na at least 6 feet hiah withi n
two years of ptantini,,
Open parkin& or aas fue lin& bays must
be screened by a continuous screen of
everareen plantinp. Sai d screen must
be 3 feet i n heiah at planti n& and 4 feet
mini mum hei iht a maturity and 3 to 8
feet in width at matu rity.
c. Refuse areas must confonn to Sec 2.3.S
(Refuse C.Otlection Areas). The door
enclosi n& the area must be made from
ood o r a material that has the appearance
of wood.
D. Mechan i cal features such as HVAC
condensers, electrical transformers, heat
pumps, and si milar f eatures must no be
placed In the fim l yer and must be
screened from view of any A·&rid
thoroupfare, civic space, or any property
used o r developed for residentia l fu nctio ns,
by one of the followlni means:
7. 6
. Placement beh i nd e b ildi ng· or
100'½ opaq ue fencing wh ich must be
constructed of the sam e type of exte ri or
m at eria l used fo r e pri nc i pa l bu ilding;
or
3. By a berm or v egeta tive screeni ng. The
screening must co si st of eve rgree n
shrubs at l east 42 inches hi gh at ·me of
plantin& and reach i n& at least 6 feet
hiih within two years of ptantini,,
78.4.8. Stormwater Management
Facilities
A. Sto rmwater manaaement faci l ities must
comply with Sec 10.2.4.C
(~tention!Retention Design) ii+§,
B. Any fen ci n& around stormwater faci lities
must meet the fencin1 requirements of Sec.
78.4. 7 J\.3, o r as approved by warrant
c. Above-around facil ities are prohi bited i n
the Five Acre Road Zone. Al l facilities must
be completely undef'&J'Ound .
78.4.9. Off-Strfft Parking and Loading
A. Off-street parkina for all Transect Zones is
requ i red at a ratio of 3.5 parkin& spaces per
1,000 square feet of buildi n& floor area ,
except as fo lows.
1. Parkin1 for si n&ie-fami fy dwellinp is
requ i ~ as spec ified i n Table 9.1.2.B
Veh icle Parkin1 Requ i rements.
2. Parkln1 for l od&ina uses i s requ i red as
specified in Table 9.1.2.B Vehicle
Parkin1 Requ i rements.
B. Off-street load i n& fo r all other uses must be
p rovided in accor dance with Sec. 9.1. 7 (Off·
Street Loadin&).
C. Subj ect o the approval o the Director by
arran off-street parking as quired by
Sec. 7B.4.9.A may be reduced up to 10%.
S a red· parking among uses is pe rmi tted.
0 . On-st reet parking al ong the pa rki ng l ane
correspond i ng to e lo frontage may be
used to satisfy the pa • ng req uirements for
residentia l fun ·o .
9.3. Site Improvements
9.3.1. Applicability
These standards felUlate site improvement
and the provision of amenities related to site
improvement
9.3.2. Detention/Retention Facilities
On-site stormwater detention facilities must
not be located within any required zonins
buffer or landscape strip. Detention facilities
must no be located within pamns or loadins
areas unless approved by the Pu91i£ Wor:k&
Director. A 10-foot •nide l•Ad&£ape &trip
planted to buffer ,tandard& mu&* be J>FO\lided
around tl:le ~erior of tl:le detentioA area
out&ide of tl:ie aG(e&& @Heme,nt or u FRI¥ be
appro\led Dy the City ~Mri~tormwater
fadht1es must comply with Sec. 10.2.4.C
(Detention/Retention Design).
9.3.J. Dams
All dams must comply with the standards of the
Sa~ Dam Act and Rules of Geor&ia Department
of Natural Resources.
9.3.4. Setbacks from Pipeline Easement
A. Setbadc requirements. o buildinp used
for human occupancy may bewithin40 feet
of any easement containin& a ptherin& or
ransmission line as de ned in h is UDC.
B. Land use restrictions. o build i ng or
structure, o r part he eof which is used for
the manufacturing, proces"Sing, genera ·on ,
or storage of any mate rial in the followi ng
list may be w i hin US fee of any easement
con aining a gathe ri ng or ansm iss ion line
as defined in this UOC:
1. Highly combus "ble materia s.
Sec.9.S
2. Corrosive materials.
3. Explosive materials.
4. Flammable materials.
5. Hishlytoxic materials.
6. loose or combustible materials.
7. Materials that pose a hazard to human
health.
8. Oxidizin& materials.
9. Pyrophoric materials.
10. Water reactive materials.
c. Exceptions. This sub-section does not
apply to:
1. Any land disturbance or construction
necessary to provide access to a
property, when no other reasonable
access is permitted, or any buildin&,
land disturbance or construction
necessary to provide utility service to a
parcel of land.
2. Any land di sturbance or construction
on a ptherin& or transmission line by
or on behalf of the owner or operator of
the satherins ortntnsmission line.
3. Any driveway, street, paridna lot,
racket/paddle sport court, volleyball
court, play area, recreational area,
deck. patio, or any other impervious
surfaces.
o. Variance Criteria
The reconstruction of any structure
exis ·ng on the effective date of this
UOC tha does not comp ly with the
terms of this sub-section may be
cons idered fo r an adm i nistrative
variance in accordance wi h Sec. 12.4.
Specia l cons idera ·on may be given for