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Tualatin City Zoning Code

CHAPTER 55

MID-RISE/OFFICE COMMERCIAL ZONE CO/MR

TDC 55.100.- Purpose.

The purpose of this district is to provide areas for professional, Class A, mid-rise offices.

TDC 55.200. - Use Categories.

(1)

Use Categories. Table 55-1 lists use categories Permitted Outright (P) or Conditionally Permitted (C) in the CO/MR zone. Use categories may also be designated as Limited (L) and subject to the limitations listed in Table 55-1 and restrictions identified in TDC 55.210. Limitations may restrict the specific type of use, location, size, or other characteristics of the use category. Use categories which are not listed are prohibited within the zone, except for uses which are found by the City Manager or appointee to be of a similar character and to meet the purpose of this zone, as provided in TDC 31.070.

(2)

Overlay Zones. Additional uses may be allowed in a particular overlay zone. See the overlay zone Chapters for additional uses.

Table 55-1
Use Categories in the CO/MR Zone

USE CATEGORYSTATUSLIMITATIONS AND CODE REFERENCES
COMMERCIAL USE CATEGORIES
Commercial Parking P
Commercial Recreation P (L) Permitted uses limited to health or fitness facilities as defined by TDC 31.060 and subject to TDC 55.210(2).
All uses are subject to TDC 55.210(1).
Eating and Drinking
Establishments
C (L) Conditional uses limited to restaurants, subject to TDC 55.210(3).
All uses are subject to TDC 55.210(1).
Medical Office P
Office P
Retail Sales and Services P/C (L) Permitted uses limited to child day care centers.

Conditional uses limited to pharmacies, subject to TDC 55.210(4).
All uses are subject to TDC 55.210(1).
INFRASTRUCTURE AND UTILITIES USE CATEGORIES
Basic Utilities P/C (L) Permitted uses limited to sewer and water pump stations and pressure reading stations.

Conditional uses limited to:
 • Electrical substation;
 • Natural gas pumping station; and
 • Water reservoir.
Greenways and Natural
Areas
P
Transportation Facilities P
Wireless Communication
Facility
P/C (L) Permitted uses limited to:
 • Wireless Communication Facility, if located within 300 feet of the centerline of Interstate 5; and
 • Wireless Communication Facility Attached.
Conditional uses limited to Wireless Communication Facility.
Subject to maximum height and minimum setback standards defined by TDC Chapter 73F.
Subject to TDC 55.310(3).

 

TDC 55.210. - Additional Limitations on Uses.

(1)

Size Limitation on Retail Uses. If located on land designated Employment Area, Corridor or Industrial Area on Comprehensive Plan Map 10-4, uses in the following categories must not be greater than 60,000 square feet of gross floor area per building or business:

(a)

Commercial Recreation;

(b)

Eating and Drinking Establishments; or

(c)

Retail Sales and Services.

(2)

Health and Fitness Facilities. Health and fitness facilities must not exceed 25,000 square feet of gross floor area and must be limited to indoor operation.

(3)

Restaurants. Restaurants are allowed with a conditional use permit when designed as an integral part of a major office complex exceeding 250,000 square feet of gross floor area.

(4)

Pharmacies. Pharmacies (as defined by TDC 31.060) are allowed with a conditional use permit when designed as an integral part of a medical office building, clinic or complex containing at least 30,000 square feet of gross floor area and meeting the following criteria:

(a)

Maximum Floor Area. The pharmacy contains no more than 600 square feet of floor area. Additional floor area may be allowed for other, non-dispensing uses if approved as part of the conditional use request. The total floor area of the pharmacy and any related uses must not exceed 1200 square feet.

(b)

Operations. The sole function of the pharmacy must be oriented toward dispensing activities associated with prescription drugs and the sale of non-prescription drugs.

(c)

Oriented to Patient Traffic. The pharmacy is designed so as to be oriented toward patient traffic within the building, clinic, or complex, rather than toward passing vehicular traffic.

(d)

No Drive-In Windows. Drive-in window service is not allowed for pharmacies in this zone.

(Ord. No. 1450-20, § 27, 12-14-20)

TDC 55.300. - Development Standards.

Development standards in the CO/MR zone are listed in Table 55-2. Additional standards may apply to some uses and situations, see TDC 55.310.

Table 55-2
Development Standards in the CO/MR Zone

STANDARDREQUIREMENTLIMITATIONS AND CODE REFERENCES
MINIMUM LOT SIZE
All Uses 3 acres
MINIMUM LOT WIDTH
Minimum Average Lot Width 200 feet When lot has frontage on public street, minimum lot width at the street is 100 feet.
When lot has frontage on a cul-de-sac street, minimum lot width at the street is 50 feet.
Infrastructure and Utilities Uses As determined through the Subdivision, Partition, or Lot Line Adjustment process
Flag Lots Must be sufficient to comply with minimum access requirements of TDC 73C.
MINIMUM SETBACKS
Front 30 feet
Side and Rear 30 feet
Corner Lots 30 feet Must be a sufficient distance to provide adequate sight distance for vehicular and pedestrian traffic at an intersection, as determined through the Architectural Review process.
Parking and Vehicle Circulation Areas 5 feet Except as approved through Architectural Review process.
Fences 5 feet From public right-of-way.
MAXIMUM STRUCTURE HEIGHT
All Uses 75 feet Flagpoles may extend up to 100 feet.

 

TDC 55.310. - Additional Development Standards.

(1)

Outdoor Uses. All uses must be conducted wholly within a completely enclosed building, except off-street parking and loading, Basic Utilities, Wireless Communication Facilities and outdoor play areas of child day care centers as required by state day care certification standards.

(2)

Setback Reduction for Developments Adjacent to Greenways and Natural Areas. To preserve natural areas and habitat for fish and wildlife, the decision-making authority may provide a front, side, or rear yard setback reduction for developments that are adjacent to Greenways or Natural Areas that dedicate land for conservation or public recreational purposes, in accordance with the following standards.

(a)

Setback Reduction. All permitted uses may be allowed a reduction of up to 35 percent of the front, side, or rear yard setbacks, as determined through the Architectural Review process, if as a result the buildings are farther away from fish and wildlife habitat areas.

(b)

Location of Greenway or Natural Area Lot. Each lot must be located wholly in one of the following conservation or protection areas:

(i)

Natural Resource Protection Overlay (NRPO) District (TDC Chapter 72); or

(ii)

Clean Water Services Vegetated Corridor.

(c)

Ownership of Greenway or Natural Area Lot. The ownership of each Greenway or Natural Area Lot must be one of the following:

(i)

Dedicated to the City at the City's option;

(ii)

Dedicated in a manner approved by the City to a non-profit conservation organization; or

(iii)

Retained in private ownership.

(d)

Ownership Considerations. The decision-making authority must consider, but is not limited to, the following factors when determining the appropriate ownership of the Greenway or Natural Area Lot:

(i)

Does the Park and Recreation Master Plan designate the lot for a greenway, pedestrian or bike path, public park, recreation, overlook or interpretive facility, or other public facility;

(ii)

Does the lot include one or more designated Heritage Trees, or one or more significant trees;

(iii)

Does the lot provide a significant view or esthetic element, or does it include a unique or intrinsically valuable element;

(iv)

Does the lot connect publicly owned or publicly accessible properties;

(v)

Does the lot abut an existing park, greenway, natural area or other public facility;

(vi)

Does the lot provide a public benefit or serve a public need;

(vii)

Does the lot contain environmental hazards;

(viii)

Geologic stability of the lot; and

(ix)

Future maintenance costs for the lot.

(3)

Wireless Communication Facilities. The maximum structure height for a wireless communication support structure and antennas located within 300 feet of the centerline of I-5 is 120 feet.

(Ord. 1414-18, 12-10-18; Ord. 1427-19, § 27, 11-25-19)