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Chapter 2

§9228.6 PARKING STALLS AND DRIVE AISLES

Ukiah Zoning Code · 2026-07 edition · updated 2026-07-07 · Ukiah

Parking facilities and stalls shall be designed with the dimensions included in Table 16: Minimum Parking Space and Aisles Dimensions, and as illustrated in Figure 5: Minimum Parking Space and Aisle Dimensions, except as provided below.

  • A. Compact Stalls: A maximum of forty percent (40%) of the required parking spaces may be compact spaces. Compact stalls shall be eight feet (8’) in width and sixteen feet (16’) in length and marked as compact. Compact spaces shall not be combined with uni-stall spaces.

  • B. Uni-Stalls: Uni-stall parking spaces may be used in place of a combination of standard and compact parking stalls. Uni-stalls shall be eight and one-half feet (8.5') in width and eighteen feet (18') in length.

C. Obstructions: Where posts, columns, or other architectural appenditures, other than wheel stops, are located within parking areas, these obstructions shall not be included in the minimum parking dimensions set forth in this section. Such obstructions shall not interfere with vehicular movement, parking or the opening of vehicle doors.

Table 16: Minimum Parking Space and Aisle Dimensions

Standard Parking Spaces (1)
A
Angle of
Parking
B
Space Width
C
Space
Length
D
Aisle Width
E F
45 degree 9 feet 19.8 feet 13 feet (one-
way)
12.7 feet 52.6 feet
60 degree 9 feet 21.0 feet 18 feet (one-
way)
10.4 feet 60.0 feet
90 degree 9feet 19.0 feet 24feet 9.0 feet 62.0 feet
Parallel 9 feet 22.0 feet 22.0 feet
1. Where parking stall angles vary from column A above, columns
proportionally.
C – F shall be adjusted

==> picture [192 x 136] intentionally omitted <==

Figure 5: Minimum Parking Space and Aisle Dimensions

Table 17: Parking Design Standards – Open Parking and Parking Garages

STANDARD(1) ALL ZONES MODIFICATION
TO STANDARD
(2)
OPEN PARKING
Courtyard Building Allowed in4th layer only (See Figure4B). Major Exception
Rear Yard Building Allowed in 3rd layer only (See Figure 4A). Major Exception
Side Yard Building (3) Allowed in 3rd layer only (see Figure 4A). Major Exception
Other BuildingType To be determined bymajor exception. Major Exception
Existing Open Parking
– No Modification or
Expansion
Existing parking facilities that are
nonconforming in terms of location (layer)
are not required to be relocated to comply
with the parking layer requirement.
None
Existing Parking
Facility – Modification
Modifications to existing parking facilities
shall comply with the requirements of
Tables 16, 17 and 18.
Minor Exception
Existing Parking
Facility – Expansion
The expansion of existing parking facilities
shall comply with the requirements of
Tables 16,17and 18.
Minor Exception
ACCESS
Location Parking, including garages, shall be
accessed from an alley or secondary
frontage when possible.
Minor Exception
Opening Width
ParkingLot or Garage
Shall not exceed two lanes in width. Minor Exception
(4)
Pedestrian Entrance Entrances to all parking lots and parking
garages shall be directly from a frontage
line.
Only underground parking garages may be
entered directly from the building.
Minor Exception
(4)
Pedestrian Pathway Parking lots with more than 12 parking
spaces shall provide a pedestrian path of
travel incorporated into the landscape area
or separate from the drive aisles.
Major Exception
Vehicular Clearance Parking areas for nonresidential uses shall
maintain a minimum unobstructed
clearance height of 14 feet above areas
accessible to vehicles.
Minor Exception
(4)
Shared Access –
Adjacent Sites
For efficient circulation, safety, and
convenience, shared access to on-site
parking areas on adjacent properties is
encouraged.
Shared pedestrian access between adjacent
properties is also strongly encouraged.
None
Vehicle Overhang Vehicle may overhang a maximum of two
feet into landscape area.
None
SURFACING AND STRIPING
STANDARD (1) ALL ZONES MODIFICATION
TO STANDARD
(2)
Surfacing – Parking
Spaces and
Maneuvering Areas
Durable, dust free, all-weather surfaces
consistent with City standards.
Permeable surfaces (5) are encouraged
pursuant to the approval of the Public
Works Department and Fire Marshal.
Major Exception
Striping – Vehicle
Spaces
Understandable markings to indicate where
vehicles should park.
Subtle markings such as contrasting colors
in paving stones are encouraged.
Minor Exception
(4)
Restriping Planning Director approval of a restriping
plan is required.
None
1. See section 9232 of this code, Glossary, for an explanation of terms.
2. See section 9231 of this code, Administration and Procedures.
3. Sideyard buildings are not allowed in the DC Zone.
4. Modification to this standard requires review and approval of the Planning
Department, Public Works Department, Fire Department and Electric Utility
Department as applicable to the specific project.
5. Such as pervious concrete, pervious pavers (Unipaver, Eco-Stone, and SF Rima or an
approved equivalent); gravel, bark, or grass when reinforced to provide adequate load
bearing (including geotechnical structures such as Invisible Structures Grasspave and
Gravelpaveproducts,or an approved equivalent).

Table 18: Open Parking Lot Design Standards

STANDARD ALL ZONES MODIFICATION
TO STANDARD
(1)
LANDSCAPING
Amount – % of Parcel
Area
Within and/or around the parking area, a
minimum of 10% of the gross area of the
parking lot shall be provided as
landscaping.
Minor Exception
Live Planting – % A minimum of 50% of the landscaped area
shall be liveplantings.
Minor Exception
Perimeter Landscaping shall be provided around the
perimeter of the parking lot and shall
include trees, shrubs and groundcover.
Minor Exception
Trees – Deciduous Majority of trees along the west and south
building elevations/facades shall be
deciduous.
Minor Exception
Trees – Nondeciduous Nondeciduous trees shall be located in
areas that do not restrict solar access.
Minor Exception
Trees – Shade A minimum of one shade tree for every
five parking spaces or trees provided to
achieve 50% canopy coverage of paved
area at maturity, whichever is greater.
Minor Exception
Size of Plantings Trees: Minimum size of No. 15. Larger
trees are encouraged.
Shrubs: five gallon.
Minor Exception
Species Native, drought tolerant, or those known
to grow well in Ukiah’s climate are
required.
Minor Exception
Existing Facilities Existing open parking facilities as of the
date of the adoption of this code shall be
considered legal nonconforming;
provided, that they were legal at the time
of their creation.
None
STANDARD ALL ZONES MODIFICATION
TO STANDARD
(1)
Existing Facilities –
Expansion of Legal
Nonconforming Parking
Area
When existing parking facilities that are
legal nonconforming are expanded, the
expansion area shall conform with the
provisions of this table. Retrofitting of the
existing parking area to conform with the
provisions of this table is strongly
encouraged.
Minor Exception
Existing Facilities –
Expansion of Existing
Parking Area (Not Legal
Nonconforming)
When existing parking facilities are
expanded that are not legal
nonconforming and do not comply with
the requirements of this table, the
expansion area and the existing parking
area shall be made to comply with the
provisions of this table.
Major Exception
IRRIGATION
See section 9225 of this code: Site and Building Development Standards,
Table 10: LandscapingStandards for All Developments
LIGHTING
See section 9225 of this code: Site and Building Development Standards,
Table 9: Development Standards for All Land Uses
1. See section9231 of this code,Administration and Procedures.

Figure 6: Liner Building Concept

With a liner building, the parking is located in the third or fourth layer with the liner units located along the street frontage within the first and second layers. The design of the building frontage is required to

==> picture [231 x 204] intentionally omitted <==

be consistent with the frontage type allowed for the zoning district in which the parcel is located.

==> picture [177 x 315] intentionally omitted <==

Figure 7: Conceptual Live/Work or Park under Building

Garage Concept This conceptual plan provides the option of ground floor parking or ground floor work space. When the wall of the garage facing the street is designed as one of the allowed frontage types and accessed from an alley rather than the street, the garage may be located in the first or second layer. Work/Flex This concept does not include parking as part of the unit. Parking could be provided along the frontage of the parcel, in an open parking lot on the site in compliance with the parking layer requirements, in a shared parking structure, or off site. Liner Concept Illustration The live/work concept illustrated in Figure 7: Conceptual Live/Work or Park under Building, could be used as the liner units. Number of Stories The number of stories is determined by the zoning district (GU, UC, DC) and is subject to Airport Zone height restrictions.

(Ord. 1139, §2 (Exh. A, 9.060), adopted 2012; Ord. 1268, §10, adopted 2026)

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