Chapter 18.80
RM-900A AND RM-900B RESIDENTIAL: MULTIFAMILY ZONE
Sections
18.80.050 General design requirements.
18.80.060 Lot area in the RM-900A Zone.
18.80.070 Lot area in the RM-900B Zone.
18.80.080 Lot area per dwelling unit.
18.80.140 Permissible floor area.
18.80.150 Permissible lot coverage.
18.80.160 Placement of buildings and structures.
18.80.170 Recreation area required.
18.80.010 Title.
This chapter shall be entitled “RM-900A and RM-900B Residential: Multifamily Zone.” [Ord. 1591 § 200, 2014.]
18.80.020 Application.
This chapter shall apply to all areas zoned RM-900A and RM-900B. [Ord. 1591 § 201, 2014.]
18.80.030 Purpose.
The principal objective and purpose of the Zones in this chapter and their application is to establish areas permitting the maximum population density in the RM-900A Zone for apartment use only, and permit uses other than apartment residential, such as medical, dental, and social services and shelter, all for human beings in the RM-900B Zone for restricted services only. The uses permitted in the RM-900B Zones relate conveniently and consistently in terms of traffic generated, demands upon public service facilities, and impact upon each other. A related consideration is to make it possible to more efficiently and economically design and install all physical public service facilities in terms of size and capacity to adequately and permanently meet needs resulting from a defined intensity of land use. [Ord. 1591 § 202, 2014.]
18.80.040 Authority.
This chapter is adopted pursuant to the provisions of chapters 35.63, 35A.63 and 36.70A RCW and other applicable laws. [Ord. 1591 § 203, 2014.]
18.80.050 General design requirements.
All new development and significant redevelopment proposals within the RM-900A Zone in the Downtown Neighborhood, as delineated in the Des Moines Comprehensive Plan, shall demonstrate substantial compliance with the adopted Marina District Design Guidelines. [Ord. 1591 § 204, 2014.]
18.80.060 Lot area in the RM-900A Zone.
The minimum required area of a lot in the RM-900A Zone shall be 7,200 square feet. [Ord. 1591 § 205, 2014.]
18.80.070 Lot area in the RM-900B Zone.
The minimum required area of a lot in the RM-900B Zone shall be 65,340 square feet. [Ord. 1591 § 206, 2014.]
18.80.080 Lot area per dwelling unit.
In the RM-900A Zone the lot area per dwelling unit shall be not less than 900 square feet. [Ord. 1591 § 207, 2014.]
18.80.090 Lot width.
In RM-900A and RM-900B Zones every lot shall have a width of not less than 60 feet. [Ord. 1591 § 208, 2014.]
18.80.100 Front yard.
In an RM-900A and RM-900B Zone every lot shall have a front yard with a depth not less than 20 feet. [Ord. 1591 § 209, 2014.]
18.80.110 Side yard.
In an RM-900A and RM-900B Zone every lot shall have a side yard on each side of the lot which side yard shall have a width of not less than 15 feet. Exceptions:
(1) Structures two stories in height may have side yards of 10 feet in width;
(2) Structures one story in height may have a side yard of five feet from one side and 10 feet from the other side. [Ord. 1591 § 210, 2014.]
18.80.120 Rear yard.
In an RM-900A and RM-900B Zone every lot shall have a rear yard with a depth of not less than 20 feet. [Ord. 1591 § 211, 2014.]
18.80.130 Height.
In RM-900A and RM-900B Zones no building or structure shall exceed a height of 35 feet. [Ord. 1591 § 212, 2014.]
18.80.140 Permissible floor area.
In an RM-900B Zone the total permissible floor area to be contained within all buildings on a lot or building site shall not exceed the square foot area of the lot. This restriction does not apply to dwelling units when they constitute the only use on the lot. [Ord. 1591 § 213, 2014.]
18.80.150 Permissible lot coverage.
In an RM-900B Zone all buildings, including accessory buildings and structures, but not including private swimming pools on residential lots or open areas used to provide parking space, shall not cover more than 60 percent of the area of the lot. [Ord. 1591 § 214, 2014.]
18.80.160 Placement of buildings and structures.
Placement of buildings and structures on any lot in RM-900A and RM-900B Zones shall conform to the following:
(1) The distance between a building containing one or more dwelling units or accessory living quarters and any other buildings on the same lot shall be not less than 10 feet.
(2) On the rear third of a lot, accessory buildings not containing accessory living quarters may be built to the lot side lines and the lot rear line, except as provided below:
(a) On corner and reverse corner lots, structures one story in height shall observe a distance of not less than 10 feet from the lot side line abutting the street.
(b) On interior lots, no building shall be erected closer than 10 feet to the lot rear line.
(c) On corner and reverse corner lots not abutting an alley along the lot rear line, no building shall be erected closer than five feet to the lot rear line.
(d) On corner and reverse corner lots abutting an alley along the lot rear line, accessory buildings may be built to the lot rear line.
(e) On all lots which abut an alley along the lot rear line, a garage with a vehicular entrance from the alley shall maintain a distance not less than 15 feet from the centerline of such alley.
(3) In the RM-900B Zone, all buildings and structures shall maintain a distance not less than 20 feet from any lot in a Residential Zone. [Ord. 1591 § 215, 2014.]
18.80.170 Recreation area required.
On-site recreation area shall be provided with multifamily developments as specified in chapter 18.155 DMMC. [Ord. 1591 § 216, 2014.]