The HD overlay district enables the adoption of special performance and development standards in combination with site development regulations of a base district for areas of special historical or architectural significance within the city. The district recognizes the importance of historically and architecturally significant districts to the character of the city and provides for their conservation. The district applies standards and procedures to existing neighborhoods that analogous to those applied to new development in PUD districts.

(Code 1970, § 38-134; Ord. No. 3088, § 2(exh. A), 12-1-2015)

The HD overlay district provides an opportunity to establish and apply special development controls and standards for areas in the city with special physical or design characteristics. Examples of these standards may include but not be limited to:

(1)

Variations or substitutions of development regulations, including revised minimum and maximum setbacks, lot sizes, heights, and other regulations, based on the unique characteristics of the neighborhood.

(2)

Requirements for building design, materials, features, and orientations.

(3)

Special requirements or permissions for signage.

(4)

Limitations on maximum size and scale of buildings.

(5)

Limitations on location of parking, driveways, and other features that have an impact on the fabric of a traditional neighborhood.

(Code 1970, § 38-135; Ord. No. 3088, § 2(exh. A), 12-1-2015)

(a)

Proposal. The creation of an HD overlay district may be initiated by the planning and zoning commission, the city council, or by petition of the owner or owners of 51 percent of the property area within the proposed district.

(b)

Requirements for application. An application for the creation of an HD overlay district must include:

(1)

A statement describing the proposed district's special historical or architectural characteristics and stating the reasons for proposal of the district special and overlay districts.

(2)

A map indicating the boundaries of the proposed HD overlay district, specifying the base district included within these boundaries.

(3)

An inventory of the land uses, buildings, or historically-important sites located within the boundaries of the proposed district.

(4)

A future land use plan for the district.

(5)

Supplemental site development regulations, design criteria, and performance standards that apply to the proposed district.

(Code 1970, § 38-136; Ord. No. 3088, § 2(exh. A), 12-1-2015)

(a)

The planning and zoning commission and city council shall review and evaluate each HD overlay district application.

(b)

The planning and zoning commission, after proper notice, shall hold a public hearing and act upon each application.

(c)

The planning and zoning commission may recommend amendments to HD district applications.

(d)

The recommendation of the planning and zoning commission shall be transmitted to the city council for final action.

(e)

The city council, after proper notice, shall hold a public hearing and act upon any ordinance establishing an HD overlay district.

(f)

The ordinance adopting the HD district shall include a statement of purpose, a description of district boundaries, and a list of supplemental site development regulations and performance standards.

(g)

Upon approval by the city council, each HD overlay district shall be shown on the zoning map, identified sequentially by order of enactment and referenced to the enacting ordinance.

(h)

Any protest against an HD overlay district shall be made and filed as provided by Iowa state statutes and amendments thereto.

(Code 1970, § 38-137; Ord. No. 3088, § 2(exh. A), 12-1-2015)

Building or other development permits issued by the city in an HD district shall be consistent with the adopted HD district ordinance and shall follow all procedures for review that are established by the city.

Table 38-837. Site Development Regulations
(Site development regulations will be developed
specifically for each historic district selected.)

Note 1: Bulk regulations to be developed specifically for each historic district.

(Code 1970, § 38-138; Ord. No. 3088, § 2(exh. A), 12-1-2015)