20C.40.60 Residential Usable Open Space.

20C.40.60-010 General.

At least 100 square feet of common usable open space shall be provided for each unit; along with 50 square feet of private open space for balconies, or 80 square feet of private open space for patios. Common and private open space shall meet the dimensional criteria below. Indoor recreational space may be substituted for common usable open space. (Ord. 2051; Ord. 1901)

20C.40.60-020 Open Space Size and Dimensions.

Table 20C.40.60-020 specifies the minimum open space size and dimensions for both common and private usable open space areas.

Table 20C.40.60-020
Residential Usable Open Space Size and Dimensions

Type of Usable Open Space	Minimum Length	Minimum Width	Minimum Height	Minimum Area (in sq. ft.)
1. Common*	12'	12'	As specified in UBC for habitable overhead height	200
2. Private
- Patio	8'	8'	Same as above	80
- Balcony (or adjoining elevated circulation corridor)	5'	5'	Same as above	50

* Front yards may not be counted as common open space, except per RCDG 20C.40.70-020(4).

(Ord. 1901)

20C.40.60-030 Combining Usable Open Space and Pedestrian Access.

Parking areas, driveways and pedestrian access other than pedestrian access required by Washington State Rules and Regulations for Barrier-Free Design shall not be counted as usable open space, except; if the total width of the common usable open space is 18 feet or wider, any pedestrian path or walkway traversing through the open space may be considered usable open space. See examples below.

Area of walkway not counted as open space.

Area of walkway counted as open space.

20C.40.60-040 Screening of Open Space.

Private usable open space shall be screened as specified in Table 20C.40.60-040.

Table 20C.40.60-040
Screening of Open Space

The Area from Which Open Space Must Be Screened	Screen Height
1. Common open space	4'0"
2. Corridors	4'0"
3. Streets or other public right-of-way	3'0"
4. Units on same level	4'0"
5. Units across interior side yard	4'0"

(Ord. 1901)

20C.40.60-050 On-Site Recreational Amenities.

All developments shall provide:

(1) Irrigated planters with seating between 18 inches and 24 inches in height. See figure below.

(2) Projects with 21 or more units shall provide at least one on-site amenity such as: a recreation room of 300 or more square feet, furnished with recreational facilities; a swimming pool; or other recreational amenities such as play ground equipment. The facilities shall be appropriate for the target housing market segment, as judged through site plan review. (Ord. 1901)