ADU2020-00025 NOTICE OF TYPE I DECISION
ACCESSORY DWELLING UNIT ADU2020-00025
POLYGON AT ROSHAK RIDGE LOT 177 91
120 DAYS = April 20, 2021
SECTION I. APPLICATION SUMMARY
FILE NAME: POLYGON AT ROSHAK RIDGE LOT 177
CASE NO.: Accessory Dwelling Unit(ADU) ADU2020-00025
PROPOSAL: The applicant proposes to construct a new single detached house with two (2)
attached accessory dwelling units (ADUs).
APPLICANT: Pacific Community Design, Inc.
Attn:Stacy Connery
12564 SW Main Street
Tigard, OR 97223
OWNER: Taylor Morrison
Attn: Chris Walther
703 Broadway Street, Suite 510
Vancouver,WA 98660
LOCATION: 14450 SW 165''Avenue;WCTM 2S107AA,Tax Lot 17700
BASE ZONE: R-4.5: Low-Density Residential Zone
APPLICABLE
REVIEW
CRITERIA: Community Development Code (CDC) Chapter 18.220
SECTION II. DECISION
Notice is hereby given that the City of Tigard Community Development Director's designee has
APPROVED the above request.The findings and conclusions on which the decision is based are noted in
Section N.
ADU2020-00025 POLYGON AT ROSHAK RIDGE LOT 177 1
SECTION III. BACKGROUND INFORMATION
Site Information:
The subject property(14450 SW 165`'Avenue;WCTM 2S107AA,Tax Lot 17700)was originally approved
as Lot 177 of the Polygon at Roshak Ridge Planned Development in 2015 (Master Case No. PDR2015-
00002).The lot is currently vacant and undeveloped,and there are existing mature trees located adjacent to
the lot's eastern property line. Adjacent properties to the east are part of unincorporated Washington
County, and are developed with existing single detached houses. The property is zoned Low-Density
Residential (R-4.5).
SECTION IV. APPLICABLE REVIEW CRITERIA AND FINDINGS
18.220 Accessory Dwelling Units:
18.220.040 Approval Criteria
The approval authority will approve or approve with conditions an accessory dwelling unit
application when all of the standards in Section 18.220.050 are met.
18.220.050 Standards
A. Number of dwelling units.
1. A maximum of 2 accessory dwelling units are allowed per single detached house.
FINDING: The property will contain one (1) new single detached house,and the applicant proposes to
construct two (2) attached ADUs.This standard is met.
2. A maximum of 1 detached accessory dwelling unit is allowed per single detached house.
A second accessory dwelling unit must be attached to the primary dwelling unit.
FINDING: The applicant is not proposing a detached ADU.This standard does not apply.
B. Size.
1. The maximum size of a detached accessory dwelling unit is 800 square feet.
FINDING: The applicant is not proposing a detached ADU.This standard does not apply.
2. The square footage of each attached accessory dwelling unit may not exceed the square
footage of the primary dwelling unit.
Unit Size
Primary Dwelling Unit 2,308 square feet
ADU 1 2,018 square feet
ADU 2 2,263 square feet
FINDING: The applicant proposes to construct a new single detached house with two (2) attached
ADUs.As demonstrated in the table above, the attached ADUs do not exceed the square footage of the
primary dwelling unit.This standard is met.
C. Height.
1. The maximum height of a detached accessory dwelling unit is 25 feet.
FINDING: The applicant is not proposing a detached ADU. This standard does not apply.
ADU2020-00025 POLYGON AT ROSI 1AK RIDGE LOT 177 2
2. A structure containing an attached accessory dwelling unit may not exceed the
maximum height for a single detached house in the base zone.
FINDING: The subject property is located in the R-4.5 Zone, and the maximum height for a single
detached house in this zone is 30 feet. The proposed ADUs will be attached to a new single detached
house.The single proposed structure containing all three (3) units will be between 27 to 28 feet in height
as shown on the applicant's elevation drawings. This standard is met.
D. Setbacks.Accessory dwelling units must meet the setback standards for a single detached house
in the base zone, with the exception that a detached accessory dwelling unit may be located
within 5 feet of the rear property line if the accessory dwelling unit is 15 feet or less in height.
Approved under Master Case
Minimum Setbacks No. PDR2015-00002 Proposed
Front 12 feet 12 feet
Front Porch 8 feet 12 feet
Side 3 feet > 5 feet
Rear 10 feet 16.2 feet
Garage 3 to 5 feet 16.7 feet
FINDING:The subject property was originally approved as part of the Polygon at Roshak Ridge Planned
Development (Master Case No. PDR2015-00002) with modified setbacks for the R-4.5 Zone,which are
outlined in the table above.The single proposed structure containing all three (3) units will meet or exceed
the minimum setback standards as shown in the table above and on the applicant's site plan.This standard
is met.
E. Lot coverage. Accessory dwelling units must meet the lot coverage standards for a single
detached house in the base zone.
FINDING:The property is located in the R-4.5 Zone, and there is no lot coverage standard for this zone.
This standard does not apply.
F. Entrances. Only one attached accessory dwelling unit may have an entrance on the facade
facing the front property line.The entrance to a second attached accessory dwelling unit must
be oriented to a side,street side,or rear lot line.
FINDING: The entrance to the primary dwelling unit will be on the western facade, facing the front
property line, and the entrances to both ADUs will be on the northern facade, facing the side property
line. This standard is met.
G. Home occupations. Type II Home Occupations are prohibited on a lot with two accessory
dwelling units.
FINDING: City records for this property show no current home occupation permits on file. This
standard is met.
H. Accessory dwelling units in accessory structures. Accessory dwelling units may be added to
existing accessory structures such as garages, subject to the maximum square footage and
height restrictions for each, as measured using the method provided in Section 18.40.130.
ADU2020-00025 POLYGON AT ROSHAK RIDGE LOT 177 3
FINDING: The applicant is not proposing to create an ADU in an accessory structure. This standard
does not apply.
CONCLUSION: This proposal is to construct a new single detached house with two (2) attached
ADUs, and is in compliance with the applicable requirements of this Title.
SECTION V. PROCEDURE AND APPEAL INFORMATION
Notice:
Notice was provided to:
X The applicant and owner
Final Decision:
An accessory dwelling unit application is processed through a Type I procedure.As such,this decision is
final for purposes of appeal on the date it is mailed or otherwise provided to the applicant, whichever
occurs first.This decision is not appealable locally, and is the final decision of the City.
THIS DECISION IS FINAL ON DECEMBER 23, 2020,
AND BECOMES EFFECTIVE ON DECEMBER 24, 2020.
Questions:
If you have any questions,please contact Lina Smith at (503) 718-2438 or LinaCSnae,tipard-ongov.
�- December 23,2020
APPROVED I3Y: Lina Smith,Assistant Planner
Community Development Director's Designee
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APPLICANT
MATERIALS
City of Tigard Case #: ADU2020-00025
COMMUNITY DEVELOPMENT DEPARTMENT
Master Land Use Application
LAND USE APPLICATION TYPE
Accessory Dwelling Unit(ADU) ❑ Modification: O Type I O Type II
❑ Adjustment ❑ Planned Development:
❑ Annexation O Consolidated Plan
❑ Comprehensive Plan Map Amendment O Concept Plan
❑ Conditional Use O Detailed Plan
❑ Downtown Development Review: ❑ Sensitive Lands Review:
O Type I O Type II O Type I O Type II O Type III
O Adjustment ❑ Site Development Review: O Type I O Type II
❑ Home Occupation—Type 11 O Subdivision
❑ Land Partition ❑ Temporary Use Permit
❑ Lot Line Adjustment/Lot Consolidation O Urban Forestry Plan:
❑ Marijuana Facility Permit O Modification O Discretionary Review
❑ Miscellaneous: ❑ Zoning Map Amendment
O Type II O Type III
PROJECT INFORMATION
Project name: Accessory Dwelling Unit - Polygon at Roshak Ridge Lot 177
Brief description of project:
The applicant is requesting approval of two (2) attached accessory dwelling units onto
the single-family dwelling approved for development on lot 177 of Polygon at Roshak
Ridge.
SITE INFORMATION
Location (address if available): 14450 SW 165th Street Tigard OR 97224
Tax map and rax lot number(s): 2S107AA17700
Site size: 0.17 ac (7,405 sf) Gone: R-4.5
APPLICANT INFORMATION
Name: Chris Walther, VP Operations Taylor Morrison
Mailing address: 703 Broadway St. Suite 510 City/State: Vancouver, WA zil,. 98660
Phone. 360-695-7700 Email: CWalther@taylormorrison.com
Applicant's representative: Stacy Connery, AICP Pacific Community Design, Inc.
Phone: 503-941-9484 Email: Stacy@Pacific-Community.com
City of Tigard - 13125 SW Hall Blvd. - Tigard,Oregon 97223 - www.tigard-or.gov - 503-718-2421 - Page 1 of 2
PROPERTY OWNER INFORMATION ❑ Same as applicant
(Attach list for additional owners)
Name: Polygon WLH, LLC
Mailing address: 703 Broadway St. Suite 510 City/State: Vancouver, WA Gip: 98660
Phone: 360-695-7700 Email:
SUBMITTAL REQUIREMENTS
In addition to this application form,you must submit all required items listed in Subsection 18.710.030.0 of
Tigard's Community Development Code. If you are unsure what is required with your application,please contact
the planner on duty at 503-718-2421 or tiWdplanneror)duty..@tiggrd-or.gov.
I certify that I am the property owner or I am eligible to initiate this application,as provided in the Tigard
Community Development Code. To the best of my knowledge,all the information provided within this application
package is com a and accurate.
Applicant's s' arae* ' t name Date
Property owner's signature* rint name Date
Property owner's signature* Print name Date
*The owner must sign this application or submit a separate written authorization when the owner and applicant are
different people.
Case No.:ADU2020-00025 Application fee: $287 Received by: AL Date: 12111/2020
Related Case(s): Determined complete by: Date:
City of Tigard • 13125 SSC'Hall Blvd. • Tigard,Oregon 97223 • wwwtigard-or.gov • 503-718-2421 • Page 2 of 2
NARRATIVE Ft COMPLIANCE REPORT
POLYGON AT ROSHAK RIDGE- LOT 177
ACCESSORY DWELLING UNITS
TABLE OF CONTENTS
I. PROPOSAL SUMMARY 2
GENERAL INFORMATION 2
REQUEST 3
II. COMPLIANCE WITH CITY OF TIGARD COMMUNITY DEVELOPMENT CODE 3
18.220 ACCESSORY DWELLING UNITS 3
18.700 LAND USE APPLICATIONS AND REVIEW TYPES 6
III. CONCLUSION 7
LIST OF EXHIBITS
A COPIES OF APPLICATION FORMS
B LOT 177 LAND USE APPLICATION SITE PLAN
C FLOORPLANS AND ELEVATIONS (SHEETS U1 THRU U3 AND El)
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11,2020 Page 1
I. PROPOSAL SUMMARY
GENERAL INFORMATION
Applicant: Taylor Morrison
703 Broadway Street
Suite 510
Vancouver, WA 98660
(360) 695-7700
Contact: Chris Walther, VP Operations
Applicant's Representative: Pacific Community Design, Inc.
12564 SW Main Street
Tigard, OR 97223
(503) 941-9484
Contacts: Stacy Connery, AICP
Maureen Jackson, AICP
Property Owner: Polygon WLH, LLC
703 Broadway Street
Suite 510
Vancouver, WA 98660
Map and Tax Lot: 2S107AA17700
Site Address: 14450 SW 165th Street
Tigard, OR 97224
Site Location: East of SW Roy Rogers Road, north of SW
Bull Mountain Road
Subdivision: Polygon at Roshak Ridge
Size: 0.17-acre (7,405 sq. ft.)
Zoning: R-4.5 low density residential district
Plan District: River Terrace Plan District
Request: Accessory Dwelling Unit
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11,2020 Page 2
REQUEST
The Applicant is requesting approval of two attached accessory dwelling units onto the
single-family dwelling approved for development on Lot 177 of Polygon at Roshak Ridge.
Development of Lot 177 and the 244-unit planned development of Roshak Ridge has been
approved as follows:
• Approval of Planned Development Review PDR2015-00002, Subdivision SUB2015-
00004, Sensitive Lands Review SLR2015-00001, Development Adjustments
VAR2015-000014-24 for front yard orientation away from SW River Terrace Blvd.
for 11 lots, and Temporary Use Permits TUP2015-00003 and 00008-13 for six
model homes and one sales trailer effective May 28, 2015.
• Polygon at Roshak ridge was platted and recorded on document number 2018-
075088 November 1, 2018.
Section II of this report and the attached exhibits demonstrate compliance with the
sections of the City of Tigard Community Development Code applicable to this request.
II. COMPLIANCE WITH CITY OF TIGARD COMMUNITY DEVELOPMENT CODE
18.220 ACCESSORY DWELLING UNITS
18.220.010 Purpose
The purpose of this chapter is to provide clear and objective standard for the establishment
of accessory dwelling units on lots with single detached houses to achieve the following:
A. Increase the number of affordable housing units;
B. Accommodate incremental growth in neighborhoods while preserving residential quality
of life;
C. Provide for a variety of housing types that meet the needs of Tigard's diverse population
at all stages of life; and
D. Encourage housing that allows residents to remain in their communities and
neighborhoods as their needs change.
Response: The Applicant is requesting approval of two attached accessory dwelling
units (ADUs) onto the single-family dwelling approved for development on Lot 177 of
Polygon at Roshak Ridge. The developer is proposing development of the ADUs to
respond to current market demand and the City's desire to provide a greater diversity
of housing types.
18.220.020 Applicability
A. Applicability. The approval process and standards of this chapter apply to attached and
detached accessory dwelling units and modifications to attached and detached accessory
dwelling units wherever this housing type is allowed as provided in the use and housing
type table in Chapter 18.110, Residential Zones.
Response: The Applicant is requesting approval of two attached accessory dwelling
units onto the single-family dwelling approved for development on Lot 177 of Polygon
at Roshak Ridge, zoned R-4.5 Low density residential district. According to Table
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11,2020 Page 3
18.110.3, attached dwelling units are an allowed housing type within the R-4.5 zone;
therefore, the approval process and standards of this chapter apply.
B. Prohibitions. Accessory dwelling units are prohibited as an accessory housing type to
apartment, cottage cluster, courtyard unit, quad, and rowhouse development.
Response: The Applicant is requesting approval of two attached accessory dwelling
units as an accessory housing type to the single-family dwelling approved for
development on Lot 177 of Polygon at Roshak Ridge.
C. Conflictinsl Standards. The standards and requirements in this chapter govern in the
event of a conflict.
Response: This written statement demonstrates the two attached accessory
dwelling units proposed for the single-family dwelling approved for development on Lot
177 of Polygon at Roshak Ridge meet the standards of this chapter. No conflicts exist.
18.220.030 Approval Process
Applications for accessory dwelling units are processed through a Type I procedure, as
provided in Section 18.710.050.
Response: The Applicant is submitting the proposed application for the accessory
dwelling units as a Type I application, as required.
18.220.040 Approval Criteria
The approval authority will approve or approve with conditions an accessory dwelling unit
application when all of the standards in Section 18.22.050 are met.
Response: This written statement demonstrates the two attached accessory
dwelling units proposed for the single-family dwelling approved for development on Lot
177 of Polygon at Roshak Ridge meet the standards of Section 18.22.050.
18.220.050 Standards
A. Number of units.
1. A maximum of 2 accessory dwelling units are allowed per single detached house.
2. A maximum of 1 detached accessory dwelling unit is allowed per single detached
house. A second accessory dwelling unit must be attached to the primary unit.
Response: The Applicant is requesting approval of two (2) attached accessory
dwelling units onto the single-family dwelling approved for development on Lot 177 of
Polygon at Roshak Ridge.
B. Size.
1. The maximum size of a detached accessory dwelling unit is 800 square feet.
Response: The Applicant is requesting approval of two (2) attached accessory
dwelling units; therefore, this standard does not apply.
2. The square footage of each attached accessory dwelling unit may not exceed the
square footage of the primary unit.
Response: The area of each attached accessory dwelling unit does not exceed the
area of the primary dwelling unit. As illustrated on Lot 177 Land Use Application Site
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11,2020 Page 4
Plan, and floor plan sheet U1 the area of the primary unit is 2,308 square feet, the area
of the first attached accessory dwelling unit is 2,081 square feet, and the area of the
second attached accessory dwelling is 2,263 square feet.
C. Height.
1. The maximum height of a detached accessory dwelling unit is 25 feet.
Response: The Applicant is requesting approval of two (2) attached accessory
dwelling units; therefore, this standard does not apply.
2. A structure containing an attached accessory dwelling unit may not exceed the
maximum height for a single detached house in the base zone.
Response: The Applicant is requesting approval of two attached accessory dwelling
units (ADUs) onto the single-family dwelling approved for development on Lot 177 of
Polygon at Roshak Ridge, zoned R-4.5 low density residential district. According to Table
18.290.1 the maximum height for a single detached house zoned R-4.5 is 30-feet. The
height of the proposed additional ADUs does not exceed 30-feet in height as illustrated
on the elevation, Sheet E1.
D. Setbacks.Accessory dwelling units must meet the setback standards for a single detached
house in the base zone, with the exception that a detached accessory dwelling unit may
be located within 5 feet of the rear property line if the accessory dwelling unit is 15 feet
or less in height.
Response: The Applicant is requesting approval of two attached accessory dwelling
units (ADUs) onto the back side of the single-family dwelling approved for development
on Lot 177 of Polygon at Roshak Ridge.
Development of Lot 177, a large lot, was granted on Planned Development Review
application PDR2015-00002 with the following setbacks approved for dwellings on large
lots:
Approved Setbacks
Front:
Building Setback 12-feet
Garage 20-feet
Porch 8-feet
Side: 3-feet
Rear: 15-feet
As illustrated on the Lot 177 Land Use Application Site Plan, the building is setback from
the front lot line by 12-feet, 5.8-feet from the northern boundary side lot line, 12.0-
feet from the southern boundary side lot line, and 17.7-feet from the rear lot line
meeting the minimum setbacks previously approved on PDR2015-00002.
E. Entrances. Only one attached accessory dwelling unit may have an entrance on the
facade facing the front property line. The entrance to a second attached accessory
dwelling unit must be oriented to a side, street side, or rear lot line.
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11, 2020 Page 5
Response: As illustrated on the Lot 177 Land Use Application Site Plans, only the
primary single-family residence has an entrance on the facade facing the front property
line. The accessory dwelling units are both oriented to the side lot line.
F. Parkins;.
1. In addition to the number of parking spaces required for the primary unit, a minimum
of 1 off-street parking space must be provided for each accessory dwelling unit. Lots
within 2,500 feet of a right-of-way that includes transit services are exempt from the
additional parking requirement for the accessory dwelling unit.
Response: The Applicant is requesting approval of two attached accessory dwelling
units (ADUs) onto the single-family dwelling approved for development on Lot 177 of
Polygon at Roshak Ridge, zoned R-4.5 low density residential district. According to Table
18.290.1 the minimum parking requirement for a single detached house zoned R-4.5 is
one (1) off-street vehicle parking space per home; therefore, the proposed development
is required to provide three (3) off-street parking spaces.
As illustrated on Lot 177 Land Use Application Site Plan, a two-car garage provides two
(2) off-street parking spaces for the primary unit, a single car garage provides two (2)
off-street parking space for the 2,018-sf ADU, and a two-car garage provides two (2) off-
street parking spaces for the 2,263-sf ADU. The garages provide a total of six (6) off-
street parking spaces, exceeding the minimum parking requirement of three (3) off-
street parking spaces.
2. An on-street parking credit may be granted for the required accessory dwelling unit
parking according the standards of Section 18.310.090.
Response: The Applicant is not requesting an on-street parking credit; therefore,
the standards of Section 18.310.090 do not apply.
G. Home Occupations. Type II Home Occupations are prohibited on a lot with two accessory
dwelling units.
Response: As a condition of approval, the Applicant will prohibit Type II Home
Occupations via conditions, covenants and restrictions (CCER's) administered and
managed through a condominium association for the development.
H. Accessory dwelling units in accessory structures. Accessory dwelling units may be added
to existing accessory structures such as garages, subject to the maximum square footage
and height restrictions for each, as measured using the method provided in Section
18.40.130.
Response: The Applicant is requesting approval of two (2) attached accessory
dwelling units onto the single-family dwelling approved for development on Lot 177 of
Polygon at Roshak Ridge; therefore, this standard does not apply.
18.700 LAND USE APPLICATIONS AND REVIEW TYPES
18.710 Land Use Review Procedures
18.710.050 Type I Procedure
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11, 2020 Page 6
A. Decision requirements. The Director will approve, approve with conditions, or deny the
requested application or action based on the applicable approval criteria and
development standards.
B. Final decision. The Director's decision is final for purposes of appeal on the date it is
mailed or otherwise provided to the applicant, whichever occurs first. The Director's
decision is not appealable locally and is the final decision of the city.
C. Effective date. The Director's decision is effective on the day after it is final.
Response: The Applicant is requesting approval of two attached accessory dwelling
units onto the single-family dwelling approved for development on Lot 177 of Polygon
at Roshak Ridge. The Applicant is submitting the accessory dwelling unit application for
review as a Type I procedure to be decided upon by the Director.
III. CONCLUSION
This narrative and the attached exhibits demonstrate compliance with the applicable
provisions of the City of Tigard Community Development Code; therefore, the Applicant
respectfully requests approval of the accessory dwelling units.
Accessory Dwelling Unit-Polygon at Roshak Ridge Lot 177 Pacific Community Design, Inc.
December 11, 2020 Page 7
LEGEND:
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