2.7.3770 Residential Mixed-Use District

2.7.3770 Residential Mixed-Use District.

This section was recently amended by Ordinance NS-2487, codified in January 2024.

1. All uses permitted or conditionally permitted in the Standard Lot Residential District.

2. Multi-unit housing.

3. Townhomes.

4. Live/work townhome subject to the provisions of this district.

5. Cluster housing development.

6. Quadplexes.

B. Setbacks. The setbacks of the RM Zone apply unless otherwise specified in the special use standards below (e.g., zero setback for common walls of townhome or mews houses).

C. Height Standards. The following height standards apply in the Residential Mixed-Use District:

Table 2.7.3770 Height Standards in the Residential Mixed-Use District
Use	Building Height
Single-unit detached	35 feet
Townhome, duplex, triplex	35 feet
Multi-unit housing, live-work townhome and quadplex	45 feet
Cluster housing – Cottage	25 feet
Cluster housing – Mews	35 feet
Single-room occupancy Six or fewer units More than six units	35 feet 45 feet

D. Lot Area and Dimensions. Except as otherwise specified in this section, the standards of the RM Zone apply.

E. Lot Coverage. The lot coverage standards of the RM Zone apply to detached single-unit dwellings, duplexes, and triplexes. There is no lot coverage limitation for other uses in the Residential Mixed-Use District.

F. Platting Lots for Specific Uses. The following standards apply for the Residential Mixed-Use District:

1. The tentative plan application for a subdivision phase in the Residential Mixed-Use District must specify the housing type and a minimum and maximum number of residential units intended for each lot.

2. A deed restriction must be recorded with each lot in the RMUD intended for duplex, triplex, quadplex, multi-unit or townhome dwellings specifying a minimum and maximum range of housing units to ensure BCP Policy 11-124 is satisfied as to the type and total number of housing units specified for the West UGB Expansion Area Master Plan Area 1.

1. The location of lots where live/work dwellings may be sited must be specified in the tentative plan application for that development phase.

2. Live/work townhome lots may be designed without frontage on a public street when the lots abut the commercial lot to be developed as a plaza at the northwest corner of the Skyline Ranch Road/Ochoa Drive intersection. Townhome lots fronting the plaza must take access from a rear alley, and the property line fronting the commercial lot will be considered a front property line.

3. The commercial or office portion of the building may not exceed 50 percent of the square footage of the entire building, excluding any garage.

4. Vehicle and bicycle parking must be in accordance with BDC Chapter 3.3, Vehicle Parking, Loading and Bicycle Parking.

5. No outside storage of materials or goods related to the work occupation or business is permitted.

6. If the business is open to the public, public access must be through the work area front door and the business may not be open to clients or the public before 7:00 a.m. or after 10:00 p.m.

7. The residential portion of live/work townhomes may include a primary residence as well as an accessory dwelling unit. Residential units on any designated live/work townhome lot may be operated as short-term rental units and are not subject to the concentration limits in BDC 3.6.500, Short-Term Rentals.

8. The following uses are allowed in live/work townhomes:

a. Offices and clinics;

b. Childcare facility (13 or more children);

c. Food and beverage services less than 2,000 square feet (with or without alcohol) excluding automobile-dependent and automobile-oriented, drive-in, and drive-through uses;

d. Laundromats and dry cleaners;

e. Retail goods and services;

f. Personal services (e.g., barber shops, salons, similar uses);

g. Repair services, conducted entirely within building; excluding vehicle repair, small engine repair and similar services;

h. Home business (Class A, B and C) subject to the provisions of BDC 3.6.200(N).

H. Special Standards for Cluster Housing Developments. Cluster housing development provides an alternative housing type to satisfy the attached single-unit housing requirement of BCP Policy. The cluster housing development type supports the following principles:

•The development standards for cottage and mews houses fosters the creation of a small community within the larger overall Discovery West Master Planned Development.

•The site is designed with a coherent concept in mind, including shared functional open space, off-street parking areas, access within the site and from the site, and consistent landscaping.

•A cluster housing development must have a homeowners association for the ownership and management of shared open space and any common parking areas.

a. There is no minimum lot size for cluster housing developments;

b. Cottages or mews houses must be located on platted lots or as units in a condominium development and may share use of common facilities such as, but not limited to, a party room, tool shed, garden, workshop and parking areas;

c. New lots created as a part of a cluster housing development within Discovery West are not required to have frontage on either a public or private street;

d. Setbacks. A minimum setback of 10 feet and a maximum of 20 feet is required from any property line abutting a street. A minimum setback of five feet is required abutting all other outer boundaries of the cluster housing development;

e. Interior Separation. There must be a minimum separation of 10 feet between all buildings with the exception of the common wall of attached mews houses;

f. Accessory structures, garages or carports must be set back a minimum of 20 feet from property lines fronting a public street;

g. Rear yard setbacks must be a minimum of five feet to the outer boundary of the cluster housing development.

a. The total floor area of each cottage unit may not exceed 1,200 square feet, and the total floor area for each mews dwelling unit may not exceed 1,600 square feet. Attached garages are not included in the calculation of total floor area.

b. Cottage and mews areas that do not count toward the total floor area calculation are:

i. Architectural projections, such as bay windows or fireplaces;

ii. Attached roofed porches;

iii. Detached garages or carports;

iv. Spaces with a ceiling height of six feet or less measured to the exterior walls, such as in a second-floor area under the slope of the roof, or storage space under the main floor.

c. The maximum main floor area for cottages is 1,000 square feet. For the purposes of this calculation, the area of interior stairway may be allocated between floors served.

d. Cottages must have a roofed porch at least 80 square feet in size with a minimum dimension of six feet on any side.

i. Shared open space must provide a centrally located, focal area for the cluster housing development.

ii. Shared open space must total a minimum of 500 square feet per cottage or mews lot when all shared open space areas are combined.

iii. Shared open space must abut at least 50 percent of the cottage or mews lots.

iv. Each cottage or mews lot must be connected to the shared open space by a pedestrian pathway.

v. Each cottage or mews lot must be within 75 feet of shared open space.

vi. Common parking areas are not counted in the shared open space area requirements.

i. Each unit must have a minimum of 300 square feet of private, contiguous, usable open space with no dimension less than 10 feet adjacent to each dwelling unit, for the exclusive use of the cottage or mews resident.

ii. The private open space must be located on slopes of less than 10 percent.

4. Parking. Vehicle and bicycle parking must be in accordance with BDC Chapter 3.3, Vehicle Parking, Loading and Bicycle Parking. [Ord. NS-2487, 2023; Ord. NS-2462, 2023; Ord. NS-2431, 2022; Ord. NS-2423, 2021; Ord. NS-2338, 2019]