G-233 - 05/31/1978 - ZONING - Ordinances S%/
ORDINANCE NO.
AN ORDINANCE AMENDING ORDINANCE NO. G-60, AS AMENDED, THE SAME
BEING THE "ZONING ORDINANCE OF THE VILLAGE OF OAK BROOK, ILLINOIS,
OF 1966," ESTABLISHING AN ORA3 OFFICE-RESEARCH-ASSEMBLY DISTRICT
ZONING CLASSIFICATION
WHEREAS, the Corporate Authorities of the Village of Oak Brook, Du
Page and Cook Counties, Illinois (hereinafter sometimes referred to as the
"Village"), on March 22, 1966, adopted Ordinance No. G-60 known and referred to
as the "Zoning Ordinance of Oak Brook, Illinois, of 196611, which Ordinance has from
time to time been amended; and
WHEREAS, in keeping with and in furtherance of the stated purpose and
intent of said Ordinance No. G-60, the Corporate Authorities of the Village deem it
advisable to further amend said Ordinance No. G-60, to provide for a zoning
classification relating to an office campus use to be known as the "ORA3, Office-
Research-Assembly District"; and
WHEREAS, upon application and pursuant to direction, the Zoning Board
of Appeals of the Village held all required public hearings pursuant to statutory
public notice and has submitted to the Corporate Authorities all required reports
and recommendations concerning this proposition; and
WHEREAS, upon direction, the Plan Commission of the Village held
public meetings concerning the proposition and has also submitted to the Corporate
Authorities its report and recommendations; and
WHEREAS, the Corporate Authorities of the Village deem the passage
of this Ordinance to be in the best interest and in furtherance of the public health,
safety, comfort, and general welfare of the Village of Oak Brook and its citizens
and residents.
NOW, THEREFORE, BE IT ORDAINED by the President and Board of
Trustees of the Village of Oak Brook, Du Page and Cook Counties, Illinois, that:
SECTION 1: The provisions of the preamble hereinbefore set forth are hereby
restated herein as though herein fully set forth.
SECTION 2: The provisions of Section VI (A) of Ordinance No. G-60, as amended,
are hereby further amended to read in full as follows:
"(A) Establishment of Districts.
In order to carry out the purposes and provisions of this ordinance,
the Village is hereby divided into the following zoning districts:
R1 Single-family Detached Residence
R2 Single-family Detached Residence
R3 Single-family Detached Residence
R4 Single-family Detached Residence
B1 Local Shopping Center
B2 Regional Shopping Center
B3 General Business
B4 Hotel-Office Institutional
ORA I Office-Research-Assembly
ORA2 Office-Research-Assembly
ORA3 Office-Research-Assembly
03 Office."
SECTION 3: The first paragraph of Paragraph (4) of Section X (A) of Ordinance No.
G-60, as amended, is hereby further amended to read in full as follows:
"(4) Performance Standards: Any use established in the ORA1, ORA2,
or ORA3 Office-Research-Assembly Districts shall be operated so
as to comply with the performance standard regulations pres-
cribed in this ordinance, and no use lawfully established on the
effective date of this ordinance shall be hereafter altered or
modified so as to conflict with or further conflict with such
performance standards."
SECTION 4: Paragraph (D) of Section X of Ordinance No. G-60, as amended, shall
be redesignated Paragraph (E) and a new Paragraph (D) added which shall read, in
full, as follows:
"(D) ORA3 Office-Research-Assembly District"'
(1) Purpose
The ORA3 District is designed to permit and encourage orderly
and attractive site planning in accordance with an overall design
which provides for the preservation of natural site qualities, a
high proportion of open space, and an arrangement of land uses
and physical features into a harmonious design compatible with
the surrounding area. It is intended that an area may be classified
as an ORA3 District only when the following conditions are met:
(a). Not less than 50% of the- property shall be permanently
devoted to open space which shall consist of planted areas
(including planted surfaces of parking decks), forests, la-
goons, watercourses, storm water swales and retention
areas, pedestrian, bicycle, and bridle paths and walkways,
with the maximum practicable retention of forests and other
natural vegetation.
(b) All buildings and parking, and other structures to the extent
practical, will be substantially screened from public view
from public streets and streets privately owned and main-
tained in residential. developments in accordance with a
Landscaping Plan to be submitted for approval by the
Village.
(c) All roads and bridges will be retained in private ownership
and constructed to meet Village standards and maintained by
the owner without cost to the Village.
(d) All access to and from the property can be constructed and
maintained so that substantially all traffic generated will
use commercial thoroughfares.
(2) Permitted Uses (but only to the extent that each such use is
in accordance with an approved Development Plan):
(a) Office, business and professional; provided, however, that
following completion of any phase and for five years
thereafter not more than 33% of the office space shall be
occupied by persons other than employees (or business
invitees, excluding employees of tenants), of the .owner, its
successors or a subsidiary or affiliated corporation thereof.
(b) Accessory uses and structures including:
(i) Research and development facilities.
(ii) Non-public meeting and conference facilities for the
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use of employees of the owner, its subsidiaries,
affiliates, franchisees, other business invitees, and
not-for-profit community organizations.
(iii) Lodging facilities (together with restaurant and acces-
sory cocktail lounge) for the transient use of ern-
ployees of the owner, its subsidiaries, affiliates,
franchisees, and other business invitees.
(iv) Limited retail and service facilities for the con-
venience of employees of the owner, its subsidiaries,
affiliates, franchisees, and other business invitees.
(v) Living quarters (not in separate residential buildings)
solely - for occupancy of watchmen, janitors, main-
tenance, and similar employees (and their families)
employed in connection with the maintenance and
security of the property and improvements thereon.
(vi) Storage, service, and maintenance buildings and areas.
(vii) Central heating and air conditioning plants.
(viii) Public utility and transportation uses, such as:
(a) Bus turnarounds and passenger shelters
(b) Outdoor telephone booths
(c) Sewerage and storm water lift stations
(d) Wells and reservoirs
(e) Electric distribution stations solely for serving
the development.
(ix) Private recreational use, such as tennis courts, putting
greens, swimming pools, bowling alleys, racquetball
courts, baseball diamonds, stables, bridle paths, and
health facilities, all for the uses of the owner, its
subsidiaries, affiliates, franchisees, and other business
invitees.
(x) Temporary buildings for construction purposes and
construction equipment storage areas, for a period not
to exceed thirty (30) days following completion of
construction;
provided, however, that none of such accessory uses and struc-
tures shall be used by or provide products, services, or recreation
to the general public.
(3) Special Uses:
(a) Not-for-profit, non-commercial performing and fine arts
center.
(b) Schools of music, fine arts, dance, theatre, and other arts.
(c) Private heliport (not for freight), M located on the ground
having a touchdown space which is enclosed by a fence and
which is not less than 100 feet in diameter or (ii) located on
the roof of a building of four (4) stories or less having a
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touchdown area not less than 30 feet in diameter. The
landing area shall have two approach-departure paths over
areas developed non-residentially with center lines radiating
from the center of the area forming an angle greater than
90 degrees -- which are not less than 75 feet in width and
unobstructed above an imaginary plane extending from the
edge of the landing area at an incline of one foot vertically
to each 6 feet horizontally.
(4) Lot Area:
Not less than 70 acres which may be in more than single ownership
but must be under single control.
(5) Floor Area Ratio:
(a) Not to exceed 0.36 for permitted and accessory uses.
(b) Not to exceed 0.01 for special uses.
(6) Open Space:
(a) Not more than 15% of the property shall be covered by
buildings.
(b) Not less than 50% of the property shall be open space as
defined in subparagraph 1 (a) of this paragraph (D).
(7) Structure Height: Not to exceed 35 feet or three stories,
whichever is less; provided, however, that up to 25% of the total
permitted office space may be above that height but shall not
exceed the lesser of five stories or 60 feet.
(8) Yards: No structure other than signs as provided for in
paragraph D) (9) of this Section X, shall be erected or maintained
within 100 feet from any boundary of said property, except that
said area may be occupied by drives, vehicular parking, sidewalks,
landscaping, gatehouse entrance treatment and similar facilities,
except that paved parking areas shall not be located on required
yards adjacent to public streets or within 40 feet of all other
boundary lines.
(9) Signs: Business signs advertising the name, business, and
principal products or services of the principal occupants of the
development are permitted in accordance with the following
regulations:
(a) They shall be non-flashing and have no moving parts.
(b) All sources of light, whether by direct exposure, surface
reflection or transmission, having an intrinsic brightness
greater than 30 foot lamberts shall be shielded so that the
source of light cannot be seen at any point within a
residence district.
(c) Any luminous source of light, whether direct exposure,
surface reflection, or transmission, whose total area is
larger than one square foot and which can be seen from any
point within a residence district shall not exceed a bright-
ness value of 150 foot-lamberts.
(d) No source of light shall be permitted to cause illumination in
excess of one-half foot candle in a residence district.
(e) A sign in direct line of vision of motorists approaching any
traffic signal shall not have a red, green, or amber
illumination that may tend to appear as a traffic signal.
(f) There may be a total of not more than two free-standing
signs having an area not to exceed, in the aggregate, 240
square feet. The signs must be located:
(i) Along the boundary streets;
(ii) At the principal entrance and in the required yard; and
(iii) Not less than 10 feet from any street right-of-way
line. .
Provided, however, that one additional ground sign may be
placed at a service entrance location, and provided that said
sign shall not exceed a total of 10 square feet.
(g) There may be unlimited directional signs not larger than 6
square feet and there shall be not more than one identifi-
cation sign per building not larger than 10 square feet.
(10) Off-Street Parking and Off-Street Loading: As required by
Section XI of this ordinance, except that if the approved
Development Plan shall reserve enough land area to satisfy the
full requirements of Section XI, then only 60% of the required
parking for any phase of the development need be developed until
and unless the Village determines that the existing parking is
inadequate. At such time, the owner shall construct additional
parking spaces as required by Section XI up to 100%. An amount
equal to 25% of the parking provided for the development shall be
located in an office building and/or in underground parking
facilities decked over with architectural landscaping.
(11) Procedure:
(a) The applicant shall concurrently file with the Village Clerk:
(i) An application for rezoning of the property to an
ORA3 Office-Research-Assembly district classifi-
cation; and
(ii) An application for approval of a proposed Development
Plan.
(b) Such applications shall be processed in the manner provided
in Section XIII (I) of this ordinance.
(c) The proposed Development Plan shall include the following:
(i) A statement as to the following:
(a) The period of time expected to be required to
implement the Development Plan, and each
development phase necessary or desirable for full
implementation thereof.
(b) The total acreage allocated for each principal
and accessory use, including but not limited to
open space, office and other buildings and struc-
tures, parking and other accessory uses.
(c) The conditions and limitations relating to the
development of the property.
(ii) A plat setting forth graphically on a scaled drawing
drawn to a scale not smaller than 100 feet to one inch,
which shall include the following information:
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(a) The boundaries of the site and location of
adjacent public streets.
(b) The general location of proposed vehicular
access points and internal private drives.
(c) The proposed boundaries of areas within the site
of:
(1) Open space areas where no building or
parking lots will be permitted.
(2) Building areas where buildings and other
structures and parking lots will be per-
mitted.
(d) The location of water channels, storm water
detention areas, lakes, and ponds;
provided that prior to final approval of Improvement Plans
as provided for in subparagraph (e) hereof, all of such areas
shall be precisely defined.
(d) The applicant shall also provide the following:
(i) A statement of the planning objectives to be achieved
by the development.
(ii) A plat of survey of the site.
(iii) A topographical analysis of the site with contour
intervals of not more than two feet.
(iv) An aerial photograph of the site at a scale of not less
than 200 feet to the inch.
(v) Information on existing water mains, sanitary sewers,
storm sewers, storm water retention and runoff,
stream channels, flood plains and floodways, lakes, and
ponds.
NO A study by traffic engineers providing information on
the impact of the development on public streets and
intersections.
(vii) A plat or map showing the land uses, physical features,
and zoning of all adjacent lands within 400 yards of the
site.
(e) Following final approval of the Development Plan for the
site, no building permit shall be issued and no improvements
shall be commenced until an Improvement Plan shall have
been approved in the manner provided in the applicable
provisions of the Subdivision Regulations Ordinance, as
amended.
(f) The owner of property zoned ORA3 may file from time to
time applications for approval of proposed amendments to
an approved Development Plan, which applications shall be
processed in the manner provided in subparagraphs (b)
through (e) of this Paragraph (D) (11)."
SECTION S: The provisions of subparagraph (7) of paragraph (E) of"Section XI of
Ordinance No. G-60, as amended, are hereby further amended to read in full as
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f ollows:
"(7) In yards: Off-street parking spaces, open to the sky, may be
located in required interior side yards and rear yards, no less than
10 feet from the nearest lot line, except a parking area containing
four or more parking spaces shall be not less than 40 feet from an
adjoining residence district boundary; provided, however, that (i)
on any lot in a B1 Local Shopping Center District and a B3
General Business District the required off-street-parking spaces
may be located in a front yard or side yard adjoining a street not
less than 10 feet from a street line; (ii) on any lot in an ORA1 or
ORA2 Office-Research-Assembly District and an 03 Office
District, not more than 10% of the required off-street parking
spaces, not to exceed 6 spaces, may be located in front of the
building or along the side of the building adjoining a street, not
less than 25 feet from a street line or 50 feet from the street
lines of Cermak and York Road; and (iii) on any lot in an ORA3
Office-Research-Assembly District, the location of off-street
parking spaces shall be controlled by Section X (D) (8) of this
ordinance and not the provisions of-this paragraph (E) (7):'
SECTION 6: The provisions of paragraph (B) of Section XIV of Ordinance No. G-_
60, as amended, are hereby further amended by the addition of the following, as
designated:
11(3.2.1) Commercial Thoroughfare - A roadway (as defined in this
ordinance) depicted or described as a principal arterial
street or a collector route in the Official Comprehensive
Plan and Official Map of the Village, and those local .
roadways- that have substantial footage abutting and adj-
oining properties zoned ORA or Business.
(34.1) Development Plan - A proposal for the development of a
parcel of land zoned or to be zoned ORA3 containing a
statement setting forth the information specified in Section
X (D) (11) (c) (i) and a plat- setting forth graphically the
information specified in Section X (D) (11) (c) (ii).
(67.1) Improvement Plan - "A plat setting forth graphically the
location and layout of all or a part of the proposed land
improvements and buildings to be constructed on a parcel of
land zoned ORA3 and for which a Development Plan has
been approved, together with such additional information as
may be required by the applicable- provisions of the
Subdivision Regulations Ordinance (Ordinance No. G-140), as
amended:'
SECTION 7: This Ordinance shall be in full force and effect from and after its
passage, approval, and publication as by Statute in such cases made and provided.
This Ordinance shall be published in pamphlet form.
SECTION 8: All ordinances, rules, and regulations of the Village of Oak Brook
which are in conflict with the provisions of this Ordinance are hereby repealed to
the extent of the conflict.
SECTION 9: If any section, subsection, sentence, clause, or phrase of this
Ordinance is for any reason held to be invalid, such determination shall not affect
the validity of any remaining portion of this Ordinance.
PASSED this- of _\IN ICZ , 1978.
AYES: 5
NAYS:
ABSENT: " o
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APPROVED this ! Pday of Vin` �a , 1978.
• _=��.c Wit_ � '��//_
=President r
ATTEST:
Village Clerk
Filed in the Office of the Village Clerk and published in pamphlet form by authority
of the President and Board of Trustees of the Village of Oak Brook this day of
.,��. ., 1978.
Village'Clerk
APPROVED as to form
Villag Attorney