HomeMy WebLinkAbout1984-08-14 Ordinanceh'aJ? ORDINANCE NO.
ORDINANCE TO AMEND THE TREE REGULATIONS OF THE ZONING ORDINANCE
BE IT ORDAINED BY THE CITY COUNCIL OF THE CITY OF IOWA CITY, IOWA:
SECTION I. That Division 2, Sections 36-12., 36-73, be deleted from the Zoning
r i�d nance and the following be inserted in lieu thereof:
DIVISION 2. TREE REGULATIONS
Sec. 30-72 General. /
(a) Purpose. The purpose of these regulations s all be to assure that trees
are 61anted and/or preserved with the development or redevelopment of buildings
and parking areas for other than single-family ses and with the establi hm n
DL conversion of\uses other than sinale-family uses, in accordance with the
best ecological concepts, environmental obje ives and site planning principles
so the well-being of\the residents of the ty is protected and enhanced.
(b) General Applicabilit . No buildinpermit shall be issued for the con-
struction, reconstruction or structu 1 alteration of a building and i
Darkina area nor shall any se be esta fished or converted nor shall a certifi-
rata of nrrunancv he Granted \for a dse without conformity with the provisions
of the tree regulations. HowX4edO
he roiiowing snail oe exempt Trom mese
regulations:
(1) Property in the CB -10 zones.
2 Pro ert develo ed wifficient vards such that the tree reula-
tions cannot be met a t es which can a rovided in com Ianc
with the re uiremen s of this ivision shall be provided.
(3) Any individual to occupied b a single family dwelling except far
townhouses.
Refer to Chapter 34 of the Iowa City i al Code for other regulation
pertaining tove etatio .
(c) Recommended 5 eci s of Trees. The varieti of trees permitted by this
ordinance for tie us n icate , are specified the "List of Recommended
Trees for Iowa City" as updated and amended from ti a to time and available as
a supplement to and made a part of the tree regulat ns. The "List of Recom-
mended Trees for owa City" may be obtained from he office of the City
Forester or the D artment of Plannin and Pro ram 0 yelp ment. res n
included on the 'List of Recommended Trees for Iowa it " ma be used t
(d) Installation. All tree plantings required by this section shall be
instal e prior o occupancy or commencement of a use. If th plantings cannot
be installed prior to occupancy or commencement of a use, the DI{ilding Official
shall issue a temporary certificate of occupancy accompanied by a letter of
violation and/ grant a delay of tree installation until the seasonal calendar
dates of Jund 1 or November 1, whichever occurs first, and the City shall
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(e) Planting Sizes. The following specifications shall be met at the time of
planting:
(1) Large Deciduous Trees. This type of tree shall have a minimum trunk
diameter of 1.5 inches at a point six (6) inches above ground level,
and demonstrate the growth capabilities, branch formation, and crown
balance that is indigenous to the particular variety. The tree shall
be straight of trunk with the main leader intact.
C
(2) Small Deciduous Trees. This type of tree shall have a single stem
and \a minimum trunk diameter of 1.5 inches, and demonstrate the
growth capabilities, branching formatioq/and crown balance that is
indigenous to the particular variety, he tree .shall be .straight,of
trunk With the main header intact.
(3) Coniferous, Trees. This type of tre shall have a minimum height of 3
feet measur rom the planted 1 vel to the top of the tree. The
needle color and branching habits shall be normal for the species and
the overall appearance shall be indicative of previous care in
pruning and dev lopment.
(f) Maintenance. It shat be the
maintain a�—re-anif nec sary,
their planting; anv trees on or i,4
(g) General Provisions.
sibility of the owner of a lot to
required by these provisions after
ooerty which overhana the nuhlir
(1) The distances required herein fo the location of a tree shall mean
the distance to the/center of the tee.
(2) Where fractional /numbers of tree result, the number of trees
required shall be/rounded to the clos �sst whole number.
(3) Evergreen trees, required for screen 5r purposes in accordance with
the provisions /of Sec. 36 -76(j) -Scree ing and Sec. 36 -58(e) -Off-
street Parking Requirements, may be usedo satisfy the requirements
of the tree regulations provided they are of a variety suitable for
screening purposes, as listed in the ab ve supplement, and are
allowed to grow to their mature height.
f41 References to "larae" or "small" trees in subs ouent naraoranhs refer
(h) Site Plan. Whed provisions of the tree regulations are applicable, a site
("plotr)T shall be submitted with the request for a building permit and
shall, in addition o the information normally required, include:
(1) the size and location of required planting areas;
(2) the mature height (small or large), location and type (evergreen or
deciduous) of existing and proposed tree plantings; and
(3) the location of existing trees within the right-of-way.
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Sec. 36-73 Requirements.
(a) Trees adjacent to and within street�ri hts�of.wway. The following provi-
sions sha reguate the planting s adjacent to and within street
rights-of-way.
(1) Applicability.
a,. Whenever there is a conversion or a new use established, the
requirements of this subsection shal/itions,
licable to the entire
requirements
b. Whenever a principal building(s) is ted, reconstructed or
structurally altered by one or more the total of which
increases the floor area by moren (10) percent, the
requi ements of this subsection sh 1 be applicable to the entire
lot.
c. If any ovision of this Chap r would preclude the planting of
one or mo a trees adjacent to the right-of-way, the trees unable
to be pla ted adjacent to the right-of-way shall be planted
within the ight-of-way acc rding to the provisions of paragraph
(3). Howeve trees exclyded by the provisions of paragraph (3)
may be omitted 7
d. If trees present exist within the right-of-way, trees need not
be planted adja nt /to the right-of-way provided that the
required number of rees exists. Additional trees required shall
be planted adjacent /to the right-of-way except as provided in
subparagraph c above/.
(2) Required tree planting/adja nt to street rights-of-way. Trees shall
be planted adjacent o stre 11
rights-of-way and meet the following
conditions:
a. Large size trees shall be p nted at a minimum ratio of one tree
for every 40 flet of lot fran age or for small size trees, every
30 feet of lob frontage. In he case of a corner lot, only one
(1) tree for every 60 feet of 1 ttfrontage shall be required.
b. Trees shall/be planted adjacent tO street rights-of-way iw thin
c.,.,...,,.,., 1,,eI fear of tho right -e wav line for large trees and
within eigpt (8) feet of the right}of-way line for smaii trees
but not closer than four (4) feet to a public sidewalk or the
anticipated location of a future public sidewalk where one does
not now xist.
c. Small sl`ze trees shall not be located cioser than eight (8) feet
to a bdilding and large size trees shall not be located closer
than 14 feet to a building.
d. Large size trees shall be spaced no closer than 30 feet apart, or
for small size trees, no closer than 16 feet apart, except along
streets where screening is appropriate or required. In the
latter case, trees shall be planted in accordance with the
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provisions of Sec. 36-760) and be of a variety suitable for
screening purposes as designated in the "List of Recommended
Trees for Iowa City."
e. Trees shall be located within lantin areas and separated from
parking areas pursuant to the requirements o paragraph (b)(2).
\ f. At street intersections, trees shall not/be located within a
triangular area, two (2) sides of which' shall be 30 feet in
\ length measured along the right-of-way/ lines from the point of
intersection.
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g. Trees shall be p ced to avoid interference with the construc-
tion, maintenance a operation of public and private utilities
and services above 9 below ground as determined by the utility
companies and the Cjty ngineer.
(3) Placement of
following
a. A tree p
within streeri
right-of-way on
i'acent to the st e
ions:
permit shall be obi
b. Trees shall not be located within f
sidewalk,or the anticipated location i
where one does not exist. Trees shall
(5) feet of the curb. No trees sha
-of-way.
sha
from the City Forester.
(4) feet of a public
future public sidewalk
be located within five
- _Vy.
c. At street intersections, trees shall not be ocated within 70
feet /of the intersection of curb lines along arterial streets,
within 50 feet along collector streets, or within 30 feet of the
intersection of curb lines along residential streets.
d. At the intersection of a street and an aisle or a drive and at
the intersection of a street and an alley, trees shall not be
located within 1i feet of the drive, aisle or the right-of-way
line of the alley.
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e. Large size trees shall be placed no closer than 30 feet apart or
located closer than 14 feet to a building. Small size trees
shall be located no closer than 16 feet apart but may be located
\ to within eight (8) feet of a building.
f. Vrees shall be placed to avoid interference with the construc-
tton, maintenance and operation of public and private utilities
anservices above or below ground as determined by the utility
companies and the City Engineer.
first rai
requiremen
(b) Trees�on r�ivat�e
sl all
reg!,
th
property:
(1) Applicability.
The following provisions
parking areas on private
a. Newoarking areas. Whenever the total number of parking spaces
required or provide on a lot exceeds 18 parking spaces, the re-
quirements of this subsection shall be applicable. Screening of
e
b. Existing parking areas.\This subsection shall apply to an
existing parking area under the following conditions:
1. If the number of parkingpace
is increased'to accommodat moi
parking spaces in excess of 8
ments of this subsection.
2. If an existing parking area
parking spaces is increased in
spacesShall comply with the
tion.
s in an existing parking area
•e than 18 parking spaces, the
shall comply with the require-
ich provides more than 18
ea, the additional parking
puirements of this subsec-
3. If an existing parking area doe not have a permanent
dust free surface and is required to be surfaced or altered
in any way, the provisions of this su ection shall apply as
if the parking area had not previously Existed.
c. Parking ramps, covered parking areas, and parking areas that are
an integral part of a building shall be exempt from the require-
mentsll.of this subsection.
(2) Required tree planting for parking areas. Trees and planting areas
shall be provided within and abutting the perimeter of parking
areas) and meet the following conditions:
(c)
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a. Plantinq areas shall be located so every parking space or portion
thereof is not more than 40 feet from a small size tree within a
planting area or 60 feet from a large size tree within a plantin
C area.
b\ planting area shall be separated from parking spaces, drives,
\and alleys by an unmountable curb or barrier a minimum of five
(5) inches in height. The curb or barrier shall be constructed
in such a manner that saltwater runoff will not damage the tree.
C. Only \small trees shall be allowed insmall Planting area and
they shall beplanted at a ratio of .no more than one tree for
each 120 square feet of planting area. large size trees -shall be
aiinwnd nnly in Larne olantina areas and shall be planted at a
planting area.
d. Small trees shall be located minimum of four and a half (4 1/2)
feet from the edge of a la tin area and large trees shall be
located a minimum 'of four nd a half 4 1/2 feet from the edge
of a planting area.
e. Trees shall not be 1 ated within four (4) feet of a public
sidewalk or the antici ted location of a future public sidewalk
where one does not ex' t.
Trees gn rivate ro ert foo'resid ntial uses. The following provisions
shall regulate the plantin of tre s for residential uses, except for
single-family residences.
(1) Applicability.
Whenever a buildi g containing a esidential use is constructed,
reconstructed, or tructurally alter by one or more additions, the
total of which ncreases the floor area by more than ten (10)
percent, the req irements of paragraph 2) shall be applicable to the
entire lot.
(2) Required tree lanting for residential \ths
.Treesshall be planted
on a lot with residential use and meefollowing conditions:
a. Trees sha 1 be planted at the minimum rat o of one tree for every
550 soua a feet of total building coverag of the lot. In lieu
Covera a of the lot. Where residential uses are comoineu wicn
other Uses, the building coverage shall be determined on the
basis of the greatest amount of residential floor area of any
floor that is wholly or partially devoted to a residential use.
Trees planted to fulfill the requirements of Section 36-73(a)
its
Small trees shall
c. Trees shall not be located within four (4) feet of a public
sidewalk or the anticipated location of a future public sidewalk
where one does not exist.
d. t street intersections, trees shall not be located within a
tr'angular area, two (2) sides of which shall be 30 feet in
len th measured along the right -of -w lines from the point of
intersection.
e. Small trees shall be olanted in, a minimum planting area of 120
n
SECTION II. REPEALER: All ordinan s and parts of ordinances in conflict with
the provision of this ordinance ar hereby repealed.
SECTION III. SEVERABILITY: If ny sect oin, provision or part of the Ordinance
shall be adjudged to a inval' or unconsti utional, such adjudication shall
not affect the validity of th Ordinance as a whole or any section, provision
or part thereof not a/tis
nvalid or unconsti utional.
SECTION IV. EFFECTIVThis Ordinance shall b in effect after its final
passage, approva anion as required by law
I
Passed and approveMAYOR
ATTEST:
JS44r
8
It was moved by and seconded by
the Ordinance be adopted, and upon roll call there were:
AYES: NAYS: ABSENT:
i
Ambrisco
Dickson
_ Baker
Erdahl
McDo 1d
_ Str it
_� Z er
First Consl'deration
Vote for passage:
Second Con
Vote for
Date publi
I
Received b Approved
By The Legal DepaAment
that
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ORDINANCE NO.
ORDINANCE TO AMEND THE OFF-STREET PARKING
REQUIREMENTS OF THE ZONING ORDINANCE TO
INCLUDE PROVISIONS FOR TRAFFIC ISLANDS.
BE IT ORDAINED BY THE CITY COUNCIL OF THE
CITY OF IOWA CITY, IOWA:
SECTION I. That Section 36-58(c)(2)h be
O
deleted from the Zoning finance and the
following be inserted in ieu thereof:
h. Parking spaces aong lot lines and
alleys shall be provided with car
stops or curbi g so no part of a
parked vehicle can extend beyond the
lot line or into the alley. In
addition, tr fic islands of pervious
or impervi s material shall be
located in a manner which separates
\parking sp ces from drives and alleys
as in the llustration below:
D= C<L
SECTION II, Thi ordinance shall be in
full force and of ct when published by
law.
SECTION III. REPEAL All ordinances
andpar s o or finance in conflict with
the provision of this or 'nance are hereby
repealed.
SECTION IV. SEVERABILI Y. If any
section, provision or part Qf the Ordi-
nance shall be adjudged to be\invalid or
unconstitutional, such adjudication shall
not affect the validity of the'Ordinance
as a whole or any section, provision or
pari thereof not adjudged invalid or un-
constitutional.
Y
/9316
ORDINANCE NO. 84-3196
AN ORDINANCE AMENDING THE ZONING ORDINANCE
TO BRING THE IOWA CITY MUNICIPAL CODE INTO
COMPLIANCE WITH RECENT STATE LEGISLATION
REGARDING MANUFACTURED HOUSING.
BE IT ORDAINED BY THE CITY COUNCIL OF THE
CITY OF IOWA CITY, IOWA:
SECTION 1. The Zoning Ordinance of the
City7o Iowa City is hereby amended by the
following:
A. Sec. 36-4(d)(15) shall be repealed and
the following paragraph substituted in
lieu thereof:
Dwelling, single-family. A building
containing one dwelling unit. This
definition includes the term "manufac-
tured home."
B. Sec. 36-4(m)(1) shall be repealed and
the following paragraph substituted in
lieu thereof:
Manufactured home. A factory -built
single-family dwelling, which is
manufactured or constructed under the
authority of 42 U.S.C. Sec. 5403,
Federal Manufactured Home Construction
and Safety Standards, which is not
constructed with a permanent hitch or
other device allowing it to be moved
other than for the purpose of moving
to a permanent site, and which does
not have permanently attached to its
body or frame any wheels or axles. A
mobile home constructed to the Federal
Manufactured Home Construction and
Safety Standards is not a manufac-
tured home unless it has been con-
verted to real property and is taxed
as a site built dwelling as is
provided in Iowa Code (1983) 135D.26.
For the purpose of any of these regu-
lations, manufactured homes shall be
considered the same as a single-family
detached dwelling.
C. Sec. 36-4(m)(2) shall be repealed.
Section 36-4(f) shall be amended by
adding the following paragraph:
(1.1) Factory -built housing park. A
tract of land which has been planned
and improved for the placement of
manufactured homes, mobile homes and
modular homes on leased spaces.
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Or —*ance No. 84-3196
Pay_ 2
Sec. 36-4(m)(4) shall be repealed and
the following paragraph substituted in
lieu thereof:
Mobile home. Any vehicle without
motive power used or so manufactured
or constructed as to permit its being
used as a conveyance upon the public
streets and highways and so designed,
constructed, or reconstructed as will
permit the vehicle to be used for
year-round occupancy as a single
family dwelling and containing water
supply, waste disposal, heating and
electrical conveniences. A mobile
home is factory -built housing built on
a chassis. A mobile home shall not be
construed to be a travel trailer or
other form of recreational vehicle. A
mobile home shall be construed to
remain a mobile home, subject to all
regulations applying thereto, whether
or not wheels, axles, hitch, or other
appurtenances of mobility are removed
and regardless of the nature of the
foundation provided. However, certain
mobile homes may be classified as
"manufactured homes."
The following paragraphs shall be
added to the dimensional requirements
of the sections noted:
1. Sec. 36-5(e)(6) Minimum building
width: 20 ft. for at least 75% of
the building's length.
2. Sec. 36-6(e)(6) Minimum building
width: 20 ft. for at least 75% of
the building's length.
3. Sec. 36-7(e)(6) Minimum building
width: 20 ft. for at least 75% of
the building's length.
4. Sec. 36-8(e)(6) Minimum building
width: 20 ft. for at least 75% of
the building's length. This
provision shall not apply to zero
lot line dwellings.
5. Sec. 36-10(e)(7) Minimum building
width: 20 ft. for at least 75% of
the building's length. This
provision shall not apply to zero
lot line dwellings.
6. Sec. 36-11(e)(7) Minimum building
width: 20 ft. for at least 75% of
the building's length. This
provision shall not apply to zero
lot line dwellings.
Isyt
Ordinance No. 84-3196
Pa 3
7. Sec. 36-13(e)(7) Minimum building
width: 20 ft. for at least 75% of
the building's length.
F. Sec. 36-9. Manufactured Housing
Residential (RMH) zone shall be
retitled the Factory -Built Housing
Residential (RFBH) zone.
O. Sec. 36-9(a) shall be repealed and the
following paragraph substituted in
lieu thereof:
Intent. The Factory -Built Housing
Residential (RFBH) zone is designed to
provide for the placement of manufac-
tured homes, mobile homes and modular
homes within factory -built housing
parks, or upon individually subdivided
lots with a lot size smaller than that
allowed in other zones permitting
single-family dwellings. The RFBH
zone also provides a location for the
placement of those mobile homes which
are not classified as manufactured
homes and may not comply with the
building, electrical, plumbing, or
housing codes, and for those
factory -built homes which do not have
a minimum building width of 20 feet.
H. Sec. 36-9(b) shall be repealed and the
following paragraph substituted in
lieu thereof:
Permitted uses.
TT Manufactured homes.
(2) Mobile homes.
(3) Modular homes.
I. Sec. 36-9(c)(2) shall be repealed and
the following paragraph substituted in
lieu thereof:
Manufactured homes, Mobile homes and
Modular homes with a maximum of one
(1) roomer provided that one (1)
additional off-street parking space
shall be furnished.
SECTION II. REPEALER. All ordinances and
parts of ordinances in conflict with the
provision of this ordinance are hereby
repealed.
SECTION III. SEVERABILITY. If any
section, provision or par of the Ordi-
nance shall be adjudged to be invalid or
unconstitutional, such adjudication shall
not affect the validity of the Ordinance
as a whole or any section, provision or
part thereof not adjudged invalid or
unconstitutional.
1_15W
Ore -ince No. 84-3196
Pay, 4
SECTION IV. EFFECTIVE DATE. This
ordinance shall be in effect after its
final passage, approval and publication
required by law.
Passed and approved this 14th day of
August,
ATTEST:
as
It was moved by Strait 'and seconded by Dickson
that the Ordinance as—read e adopted and upon roll calf—Me—re wwere:
AYES: NAYS: ABSENT:
X M1BRISC0
K BAKER
R DICKSON
X ERDAHL
K MCDONALD
X STRAIT
X ZUBER
First consideration )CM
Vote for passage:
Second consideration )OM
Vote forpassage:
Moved by Strait,'seconded by Dickson, that the rule requiring ordinances
to be considered and voted on for passage at two Council meetings nrior to
the meeting at which it is to be finally passed be suspended, the first and
secogo vote be waived and that the ordinance he voted upon for final passage
at t is timbate published 8/22/84
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