HomeMy WebLinkAbout~Master - Establishment of Southwest Gateway Overlay District 4
ORDINANCE NO. 3889
AN ORDINANCE TO AMEND THE MUNICIPAL CODE OF THE CITY OF
AMES, IOWA, BY ENACTING A NEW SECTION 29.1112 AND
REPEALING SUBSECTIONS 29.300(3)AND 29.1100(2)AND ENACTING
NEW SUBSECTIONS 29.300(3) AND 29.1100(2) THEREOF, FOR THE
PURPOSE OF CREATING THE SOUTHWEST GATEWAY OVERLAY
ZONING DISTRICT; REPEALING ANY AND ALL ORDINANCES OR
PARTS OF ORDINANCES IN CONFLICT TO THE EXTENT OF SUCH
CONFLICT; PROVIDING A PENALTY; AND ESTABLISHING AN
EFFECTIVE DATE.
BE IT ENACTED,by the City Council for the City of Ames,Iowa,that:
Section One. The Municipal Code of the City of Ames, Iowa shall be and the same is hereby amended by
enacting a new Section 29.1112 as follows:
"Sec.29.1112"O-GSW"SOUTHWEST GATEWAY OVERLAY DISTRICT
(1) Purpose. The purpose of the Southwest Gateway Overlay District is to provide a
distinctive entry to Ames and to major destinations in this area.Its provisions are intended to enhance
arrival,direct traffic,accentuate access to and identify the community commercial areas at the South
Dakota interchange with U.S.Highway 30 and the western residential areas of the community.The
following provisions are intended to provide for land uses and site and building design characteristics
that enhance the appearance of this relatively small but highly visible entry area.
(2) Applicability.The O-GSW District shall be designated by ordinance amending the
official zoning map.
(3) Permitted Uses.The underlying,base zoning establishes permitted uses.However,
the following uses are prohibited in the O-GSW District.
Recreation vehicle parks
Commercial parking
Adult entertainment facilities
Recreation vehicle and boat sales
Cemeteries
Stables
Recycling centers
Passenger terminals
Detention facilities
Agricultural,industrial or construction machinery sales
Radio&TV broadcast facilities
Sales of manufactured housing
Vehicle storage facilities
(4) Pedestrian and Vehicular Circulation.
(a) The internal vehicular and pedestrian circulation within a development
involving multiple buildings or lots must interconnect in an obvious and direct manner.
(5) Collective Parking.The total minimum number off-street parking spaces required
for a variety of different uses may be reduced to eighty-five(85)percent of the sum of the required
off-street parking spaces for each use computed separately,under the following conditions:
(a) Different uses and/or separate primary buildings located on a single parcel.
(b) Uses located on two or more separate parcels when those parcels are
adjacent to each other and when site plans for all parcels are submitted, reviewed, and approved
concurrently. Each site shall include the share of the total parking attributable to the uses located on
that site and each site shall meet all other zoning requirements.
The total number off-street parking spaces required shall not be less than largest
amount required for any of the uses computed separately.
(6) Landscaping.
(a) Any site where the Collective Parking standard as defined in Section
29.1112(5)is applied shall provide at least 20%of the site area as Minimum Landscaped Area.
(b) Integrate storm water management systems into the site in ways that
enhance the public space and sustain landscape plantings native to the area.
(c) Use native tree and shrub species,or their cultivars,for the majority of trees
and shrubs planted on the site.
(d) Achieve unity of design by repeating plant variety groupings and other
materials,and by coordination with landscaping on adjacent properties where appropriate(including
right-of-way streetscape designs).
(e) Design parking areas with a combination oflandscape plantings,screening,
and buffers to avoid the visual appearance of vast expanses of hard-surface paving,to avoid narrow
strips of grass and/or plantings and to provide larger landscape areas in strategic locations rather than
smaller landscape areas scattered throughout.
(f) Provide one deciduous (overstory)of 1-1/2-inch caliper in size,measured
four(4)feet above the ground,for every 60 feet of street frontage,in addition to all other landscaping
required under Article 4 Development Standards.
(g) Fencing shall be integral and consistent with the overall design of the
building and the landscape and also shall include materials of the same type,quality and color as the
principal materials of the building or landscape.
(h) Chain link fences and fences containing barbed wire,electric charges or
sharp materials are prohibited.
(7) Mechanical Equipment.
(a) Comply with the standards of this section for all
(i) cooling or heating equipment
(ii) pumps
(iii) generators
(iv) communications equipment
(v) private utility cabinets
(vi) meters
(vii) other such mechanical equipment
(b) Locate and screen such mechanical equipment so it is not visible from
adjoining properties or public streets or sidewalks and to minimize acoustic impacts of this equipment
in these areas.
(c) Screening shall be integral and consistent with the overall design of the
building and the landscape.At a minimum,screening materials shall meet the L3 or F2 standards set
forth in Section 29.403 and
(i) shall include materials of the same type,quality and color as the
principal materials of the building or landscape,and
(ii) at the time of installation,shall be at least six inches higher than
the height of the mechanical equipment.
(8) Service Areas.
(a) Comply with the standards of this section for all
(i) loading berths,area or docks
(ii) areas and equipment for trash collection or compaction
(iii) truck parking
(iv) other service areas and equipment
(b) Cluster the locations of such service areas and equipment.
(c) Locate and screen such service areas and equipment to minimize visibility
from adjoining properties or public streets or sidewalks and to minimize acoustic impacts of the
activities in these areas.
(d) Screening shall be integral and consistent with the overall design of the
building and the landscape.At a minimum,screening materials shall meet the L3 or F2 standards set
forth in Section 29.403.and shall include materials of the same type,quality and color as the principal
materials of the building or landscape.
(9) Drive-through facilities.
(a) Locate drive-through windows,menu boards,mechanical equipment,and
associated stacking lanes to minimize impacts on adjacent properties for which zoning permits
residential use.
(b) Integrated such site features with the building design and screened from
off-site property with screening materials that meet at least the L2 standard.
(10) Building Type. These standards are intended to promote building design
characteristics that enhance the appearance of this relatively small but highly visible entry area.They
are not intended to establish specific architectural styles or building designs,but it is intended that
each building have a unified design character using architectural grade products and materials.
(a) No pre-engineered buildings are permitted that are the vertical ribbed,
shallow roofed,all-metal buildings typically found in agricultural or industrial applications similar to
the hangar buildings located at the Ames Municipal Airport or to the building at 925 Airport Road.
However,the regulations are intended to allow exterior metal material as one exterior of the materials
in designs similar to buildings located at 2321 North Loop Dr.and 2711 and 2901 South Loop Drive.
(b) To provide architectural interest and variety,incorporate in the architectural
design of all buildings variations in
(i) building height
(ii) building mass
(iii) roof forms and rooflines
(iv) wall planes
(v) building facades
(vi) color
(vii) materials
(viii) texture
(c) Use consistent architectural detail and character on all sides of the
buildings,which are visible from adjoining properties and/or public streets.
(11) Building Materials.
(a) Masonry materials comprised ofbrick,natural stone or reconstructed stone,
shall be used as architectural features or accents on all building elevations that are visible to the
general public.
(b) Prohibited materials are:
(i) smooth-faced concrete block
(ii) painted masonry
(iii) painted wood.
(12) Roofs.
(a) No ribbed or corrugated sheet metal or fiberglass panel products shall be
permitted as a roofing material on any pitched roof.
(b) Pitched roof shall have a minimum pitch of 4:12.
(c) Flat roofs are permitted, but only if concealed by parapets, sloped roof
forms or other architecturally integrated features and also variation in height of these roof elements.
(d) Employ roof forms that correspond to and bring attention to elements and
functions such as entrances,arcades,porches,building corners and/or focal points.
(13) Windows and doors.
(a) Incorporate a combination of arcades,pedestrian-level display windows,
multiple fenestrations,storefronts,and store entrances into building frontages and sides of buildings
oriented to any street or highway.
(b) The primary pedestrian entry of the building shall face or be no more than
90 degrees from facing a street and shall be identified, defined and reinforced by significant
architectural elements of mass,such as building recesses,canopies or porticos supported by columns
or protrusions in the front facade,or if the entrance faces the street,significant variations in the roof
or parapet.
(14) Signs and lighting.
(a) Billboards are prohibited.
(b) Any ground-mounted signs shall be monument style not exceeding twelve
(12)feet in height,with the exception that a maximum of two pylon signs,not exceeding a height of
thirty-five(35)feet,shall be permitted.
(c) Building-mounted lighting may be used only to highlight specific
architectural features or primary customer or building entrances. General floodlighting of building
facades is not permitted.
(d) All outdoor lighting fixtures shall be fully shielded.
(e) All outdoor lighting fixtures shall be placed so as to minimize light trespass
and glare beyond the property boundary.
(f) Light levels shall be limited to one hundred fifty thousand (150,000)
lumens per gross acre,with the exception that pedestrian circulation areas and building entrances may
be illuminated to twenty(20)foot candles measured at ground level.
(15) Design Review Process.City staff shall conduct pre-design conferences as requested
by any applicant to clarify the provisions of this ordinance.Applicants are encouraged to request such
conferences."
Section Two. The Municipal Code of the City ofAmes,Iowa shall be and the same is hereby amended
by repealing Subsection 29.300(3)and enacting a new Subsection 29.300(3)as follows:
"(3) Overlay Zones. For the purpose of this ordinance,the City hereby establishes the
following Overlay Zones:
"O-SFC" Single Family Conservation Overlay
"O-H" Historical Preservation Overlay
"O-E" Environmentally Sensitive Area Overlay
"O-G" Gateway Overlay
"O-UIE" East University Impacted Overlay
"O-UIW" West University Impacted Overlay
"O-SLF South Lincoln Way Fringe
"O-GNE" Northeast Gateway Overlay
"O-GSE" Southeast Gateway Overlay
"O-GSW" Southwest Gateway Overlay"
Section Three. The Municipal Code of the City of Ames, Iowa shall be and the same is hereby
amended by repealing Subsection 29.1100(2)and enacting a new Subsection 29.1100(2)as follows:
"(2) Establishment. The Overlay Zones established by this Ordinance are:
(a) "O-SFC" Single Family Conservation Overlay
(b) "O-H" Historic Preservation Overlay
(c) "O-E" Environmentally Sensitive Area Overlay
(d) "O-G" Gateway Overlay
(e) "O-UIE" East University Impacted District
(f) "O-UIW" West University Impacted District
(g) "O-SLF" South Lincoln Fringe Overlay
(h) "O-GNE" Northeast Gateway Overlay District
(i) "O-GSE" Southeast Entryway Gateway Overlay District
0) "O-GSW' Southwest Gateway Overlay"
Section Four. Violation of the provisions of this ordinance shall constitute a municipal infraction punishable
by a penalty of$500 for a first violation and$750 for each repeat violation.
Section Five. All ordinances,or parts of ordinances,in conflict herewith are hereby repealed to the extent of
such conflict,if any.
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Section Six. This ordinance shall be in full force and effect from and after its passage and publication as
required by law.
Passed this 121001 day of September , 2006.
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Diane R.Voss,City Clerk Ann H. Campbell,Mayor
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