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Dubuque Overview
Dubuque, IA Code of Ordinances
CITY CODE of DUBUQUE, IOWA
ORDINANCES PENDING REVIEW FOR CODIFICATION
TITLE 1 ADMINISTRATION
TITLE 2 BOARDS AND COMMISSIONS
TITLE 3 REVENUE AND TAXATION
TITLE 4 BUSINESS AND LICENSE REGULATIONS
TITLE 5 TRANSIT SYSTEM
TITLE 6 HEALTH, HOUSING, SANITATION AND ENVIRONMENT
TITLE 7 POLICE, FIRE AND PUBLIC SAFETY
TITLE 8 EQUITY AND HUMAN RIGHTS
TITLE 9 MOTOR VEHICLES AND TRAFFIC
TITLE 10 PUBLIC WAYS AND PROPERTY
TITLE 11 RIGHTS-OF-WAY
TITLE 12 AIRPORT
TITLE 13 PUBLIC UTILITIES
TITLE 14 BUILDING AND DEVELOPMENT
TITLE 15 PLANNING AND ZONING
TITLE 16 UNIFIED DEVELOPMENT CODE
CHAPTER 1 TITLE, PURPOSE AND GENERAL PROVISIONS
CHAPTER 2 DEFINITIONS
CHAPTER 3 LAND USE GENERAL PROVISIONS
CHAPTER 4 NONCONFORMITIES
CHAPTER 5 ZONING DISTRICTS
CHAPTER 6 OVERLAY DISTRICTS
CHAPTER 7 SUPPLEMENTAL USE REGULATIONS
CHAPTER 8 ZONING BOARD OF ADJUSTMENT APPLICATIONS AND PROCEDURES
CHAPTER 9 ZONING ADVISORY COMMISSION APPLICATIONS AND PROCEDURES
CHAPTER 10 HISTORIC PRESERVATION COMMISSION APPLICATIONS AND PROCEDURES
CHAPTER 11 LAND SUBDIVISION
CHAPTER 12 SITE PLANS
CHAPTER 13 SITE DESIGN STANDARDS
CHAPTER 14 PARKING
CHAPTER 15 SIGNS
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16-13-3-6-1: PARKING LOT PROVISIONS FOR BICYCLE PARKING:
   A.   Bicycle parking shall be required in accordance with section 16-14-9 of this title.
   B.   Bicycle parking spaces shall be at least as close as the closest automobile space, except for accessible parking spaces, or as near a regularly used building entrance as possible without interfering with pedestrian traffic.
   C.   Bicycle parking areas shall provide a minimum clearance between parked bicycles and adjacent walls, poles, landscaping, and pedestrian walkways of at least three feet (3'), and a minimum clearance between parked bicycles and vehicle parking spaces and drive aisles of at least five feet (5'). (Ord. 52-09, 10-19-2009; amd. Ord. 60-10, 11-15-2010; Ord. 2-23, 1-17-2023)
16-13-3-6-2: PARKING LOT LIGHTING:
The location and design of parking lot lighting shall conform to the following:
   A.   All surface parking lot lighting shall be designed, installed and maintained so that no light sources shall provide illumination onto adjacent lots, buildings or streets in excess of one foot-candle;
   B.   All exterior lighting luminaries shall be designed and installed to shield light from the luminaire at angles above seventy two degrees (72°) from vertical;
   C.   Fixtures mounted on a building shall not be positioned higher than the roofline of the building;
   D.   Wooden utility type poles are acceptable only for temporary use during construction; and
   E.   All electrical service lines to posts and fixtures shall be installed underground and concealed inside the posts. (Ord. 52-09, 10-19-2009; amd. Ord. 2-23, 1-17-2023)
16-13-3-6-3: STANDARD PARKING SPACE DIMENSIONS:
   A.   The standard size parking stall should be at least nine feet (9') wide and eighteen feet (18') long.
STANDARD SIZE CAR REQUIREMENTS (AASHTO STANDARD)
 
Degree Of Angle
Stall Width (A)
Curb Length (B)
Stall Depth (C)
Stall Length (D)
Aisle Width One-Way/ Two-Way (E)
Island Width (F)
8.5'
23'
n/a
n/a
13'/24'
n/a
45°
9'
12.7'
19.8'
19'
13'/13'
33.2'
60°
9'
10.4'
21'
19'
18'/18'
37.4'
90°
9'
9'
18'
18'
24'/24'
36'
 
   B.   If parking stalls for compact cars are allowed, the stall dimensions should be at least seven feet six inches (7'6") wide and sixteen feet (16') long.
STANDARD COMPACT CAR REQUIREMENTS
 
Degree Of Angle
Stall Width (A)
Curb Length (B)
Stall Depth (C)
Stall Length (D)
Aisle Width One-Way/ Two-Way (E)
Island Width (F)
7.5'
16'
n/a
n/a
13'/24'
n/a
45°
8'
11.3'
17'
16'
13'/13'
28.3'
60°
8'
9.2'
17.8'
16'
18'/18'
31.7'
90°
8'
8'
16'
16'
24'/24'
32'
 
(Ord. 52-09, 10-19-2009; amd. Ord. 2-23, 1-17-2023)
16-13-3-7: SIDEWALKS AND WALKWAYS:
   A.   Continuous sidewalks a minimum of four feet (4') wide shall be provided in compliance with section 10-1-2 of this code.
   B.   Clearly defined and lighted pedestrian walkways shall extend between parking areas and all building entrances.
   C.   All sidewalks and walkways shall meet the ADA standards for accessibility. (Ord. 52-09, 10-19-2009; amd. Ord. 18-13, 3-18-2013; Ord. 2-23, 1-17-2023)
16-13-4: LANDSCAPING AND SCREENING REQUIREMENTS:
16-13-4-1: INTENT:
The landscaping and screening requirements of this section 16-13-4 are intended to promote attractive and harmonious growth of the city. Landscaping is a fundamental component of property development. These provisions are intended to preserve and enhance property values by ensuring that yards, open spaces, parking lots and public rights of way are designed and maintained with respect to plants and landscape materials. This section 16-13-4 also intends that property development should respect land capability and constraints, minimize erosion and destruction of natural amenities and reduce conflicts between lands and uses. (Ord. 52-09, 10-19-2009)
16-13-4-2: APPLICATION AND SCOPE:
No new structure, building or parking lot shall be constructed unless in compliance with the landscape and screening standards of this section 16-13-4. (Ord. 52-09, 10-19-2009)
16-13-4-3: LANDSCAPE AREA REQUIREMENTS:
   A.   Single-family and two-family dwellings shall maintain a minimum of twenty percent (20%) of lot area as a permeable and uncovered surface that contains living material. Single-family and two-family dwellings shall be exempt from other requirements of this section 16-13-4.
   B.   All other uses shall provide and maintain a landscaped area that equals or exceeds the requirements of this section 16-13-4. (Ord. 52-09, 10-19-2009)
16-13-4-4: SITE LANDSCAPING:
   A.   Major site plans shall include a landscaping plan indicating how existing topography, natural features, and vegetation will be integrated into the overall site development. A conceptual landscape plan shall be submitted and approved prior to final site plan approval. A detailed landscape plan shall be submitted and approved prior to the issuance of a certificate of occupancy. All landscape plans shall be prepared to show the information required by the planning services department.
   B.   Street trees planted in the public right of way shall not be counted toward fulfillment of the minimum site requirements for number of trees.
   C.   Existing trees to be retained on site may be counted toward fulfillment of the landscaping requirements.
   D.   Parking lot landscaping requirement in section 16-13-4-6 of this chapter shall not be counted toward fulfillment of the minimum site landscaping.
   E.   The minimum required permeable area shall be twenty percent (20%) of the entire site under review.
   F.   The following is the minimum landscaping requirement of trees and shrubs, by number, and the type of ground cover required for the entire site under review. Plant species used for landscaping shall be in accordance with street tree and plant lists approved by the city.
      1.   Minimum tree planting requirements shall be one tree per one thousand six hundred (1,600) square feet of required permeable area. Minimum tree size shall be at least one and one-half inch (11/2") caliper measured six inches (6") from the base of the tree for a deciduous tree and six feet (6') in height for a coniferous tree.
      2.   Minimum shrub requirements at the time of planting shall be six (6) shrubs, or one shrub per one thousand (1,000) square feet of required permeable area, whichever is greater. Shrubs shall be a minimum of eighteen inches (18") in height or a minimum of three (3) gallon potted. (Ord. 52-09, 10-19-2009)
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