Chapter 18.90   MANUFACTURED HOUSING

Sections:


18.90.010   Intent.

It is the intent of this chapter to:

A.

Provide choices for single-family factory-built housing in various community settings as a part of the spectrum of affordable or cost-efficient housing;

B.

Establish standards for the location and development of manufactured homes on individual lots and in manufactured home parks;

C.

Insure consistency with Washington State law; and

D.

Insure minimum standards of development to protect community aesthetics and property values.

(Ord. No. 909, § 2 (Exh. A), 6-18-2009)

18.90.020   Applicability.

A.

Manufactured homes are permitted in all zones where a single-family dwelling is a permitted use, subject to the development standards of Section 18.90.030.

B.

Manufactured home parks are permitted in the MDR8 zone district as a conditional use as provided in Chapters 18.08 and 18.12, subject to the standards of Section 18.90.040.

(Ord. No. 909, § 2 (Exh. A), 6-18-2009)

18.90.030   Development standards for home on individual lot.

A.

Manufactured homes are permitted on one individual parcel, lot, or tract in residential zones; provided, that the home is:

1.

Approved by the Washington State Department of Labor and Industries or the U.S. Department of Housing and Urban Development, and the appropriate certification insignia is affixed to the unit, in accordance with the provisions of Chapter 43.22 RCW;

2.

Comprised of at least two fully enclosed parallel sections each of not less than twelve feet wide by thirty-six feet long;

3.

Set upon a permanent foundation, as specified by the manufacturer, and that the space from the bottom of the home to the ground be enclosed by concrete or an approved concrete product which can be either load-bearing or decorative;

4.

Compliant with all local design standards applicable to all other homes within the neighborhood in which the manufactured home is to be located;

5.

Thermally equivalent to the State Energy Code;

6.

Originally constructed with and now has a composition or wood shake or shingle, coated metal, or similar roof of nominal three to twelve (3:12) pitch or greater;

7.

Sided with exterior siding similar in appearance to materials commonly used on conventional site-built International Building Code single-family residences; and

8.

A new manufactured home as defined in RCW 35.63.160(2).

a.

A manufactured home which was legally placed and maintained prior to the date of adoption of this chapter, and does not meet the requirements of this chapter, shall be deemed to be a nonconforming structure. If a legal nonconforming manufactured home is partially or wholly destroyed, replaced, or altered, it shall be required to meet the relevant requirements set forth in the nonconforming provisions of this title. The building official or designee shall inspect the installation of manufactured homes prior to occupancy and issue certificates of occupancy for manufactured homes placed in accordance with this chapter. No manufactured home shall be occupied until after the city issues a valid certificate of occupancy.

b.

If a manufactured home is replaced by another manufactured home, a new certificate of occupancy shall be required for the installation of any manufactured home completed after the date of adoption of this chapter.

c.

Age and dimension limitations do not apply to mobile homes or manufactured homes within a mobile home park or manufactured housing community, as defined in RCW 59.20.030, which were legally in existence before June 12, 2008.

(Ord. No. 909, § 2 (Exh. A), 6-18-2009)

18.90.040   Development standards for manufactured home parks.

A.

Permitted Uses. Manufactured homes or mobile homes, on a condominium basis, or on leased lots.

B.

Accessory Uses. A manufactured home park may include:

1.

Accessory buildings, such as laundry, grounds maintenance shop, recreation, restroom and swimming pool, subject to Chapter 18.50.

2.

Secure areas for shared storage of motor homes, recreational or camping vehicles and trailers.

C.

Minimum project area: ten acres.

D.

Setbacks. All manufactured homes, and extensions thereof, accessory structures and other buildings must be set back as follows:

1.

Twenty feet from the boundary of the park.

2.

Twenty feet from a public street.

3.

Ten feet from an interior private street, walking or parking area; and

4.

Ten feet from any other manufactured home.

E.

Open Space.

1.

At least fifteen percent of the gross site area must be in open space or recreational areas available for use by all residents.

2.

Parking, driving and setback areas and open areas less than five thousand square feet do not count as required open space.

F.

Density: minimum density is four units per acre; maximum density is ten units per acre.

G.

Buffer Strips.

1.

A twenty foot strip around the boundary of the park must be landscaped to provide a visual screen.

2.

All open spaces and other unimproved areas must be suitably landscaped. All landscaping must be maintained and furnished with an automatic irrigation system.

H.

Landscaping areas shall be provided in accordance with Chapter 18.72 and the tree preservation requirements of Chapter 18.74.

I.

Signs. One monument identification sign may be erected at each park entrance from a public street so long as such sign:

1.

Does not exceed an area of fifteen square feet;

2.

Does not exceed six feet in height;

3.

Is set back from the street at least ten feet; and

4.

Is indirectly lit; internal illumination is prohibited.

J.

Parking.

1.

Paved off street parking must be provided at the ratio of one and one-half space per manufactured home.

2.

At least one space must be at the individual manufactured home site.

3.

Other spaces may be in a common parking area as long as each space is within two hundred feet of the manufactured home or mobile home stand to which it relates.

K.

Pedestrian Access. There shall be a paved or graveled system of walkways, which gives safe and convenient access to every manufactured home and all common facilities; sidewalks developed in conjunction with public or private streets may meet this requirement.

L.

Utilities. The park must be connected to the public water and sewer systems. Utility lines are required to be underground.

M.

Streets.

1.

Each lease lot, space or unit must be about a public or private street;

2.

All interior public streets shall be approved by the city and shall meet the standards for streets, curbing, sidewalks, lighting, pedestrian buffer strips and other adopted street standards. Private streets shall comply with fire access standards.

N.

Each manufactured home or mobile home shall be securely installed upon a stand and shall be skirted to conceal the undercarriage.

O.

Lighting. On-site lighting shall comply with the requirements of Chapter 18.70.

(Ord. No. 909, § 2 (Exh. A), 6-18-2009)

18.90.050   Manufactured home subdivisions.

A.

Any manufactured home development involving a subdivision of land into separately owned parcels or lots must be platted as provided by Title 17 of this code.

B.

A manufactured home subdivision is subject to the minimum lot size requirements of the underlying zone.

(Ord. No. 909, § 2 (Exh. A), 6-18-2009)

18.90.060   Additional requirements.

A.

All development shall comply with applicable environmental performance standards of Chapter 18.78, the site plan review requirements of Chapter 18.16, and design review requirements of Chapter 18.76.

B.

Sites located within a master planned development overlay shall also comply with the requirements of Chapter 18.64.

(Ord. No. 909, § 2 (Exh. A), 6-18-2009)