Any accessory dwelling unit that does not meet the criteria of Section 19.112.030 shall meet the following development standards and use restrictions as identified in Table 19.112.040.
Table 19.112.040: Site Development Regulations for Non-Streamlined Accessory Dwelling Units Created by New Construction and/or Additions to the Principal Dwelling Unit | |||
Attached | Detached > 800 s.f. | ||
Table 19.112.040: Site Development Regulations for Non-Streamlined Accessory Dwelling Units Created by New Construction and/or Additions to the Principal Dwelling Unit | |||
Attached | Detached > 800 s.f. | ||
A. | Number of Units | Only one accessory dwelling unit pursuant to Table 19.112.040 is permitted and cannot be combined with any accessory dwelling units pursuant to Table 19.112.030A. | |
B. | Size of living space, exclusive of decks | ||
1. Minimum size | 150 s.f. | ||
2. Maximum size | a. Studios/one-bedroom unit – 850 s.f.; two or more-bedroom unit – 1,000 s.f.; and b. Attached accessory dwelling units shall not exceed 50% of the existing primary dwelling c. Application of lot coverage, floor area, and open space standards: i. Maximum size for units ≤ 800 s.f. shall not be limited by lot coverage, floor area ratio, and open space requirements per the underlying zoning. ii. Maximum size for units > 800 s.f. are limited by lot coverage, floor area ratio, and open space requirements per the underlying zoning. These standards shall apply to the gross floor area of the unit proposed. Notwithstanding application of these standards, an 800 s.f. detached accessory dwelling unit is permitted pursuant to Table 19.112.030A or an 800 s.f. attached accessory dwelling unit is permitted. | ||
C. | Setbacks1 | Per the underlying zoning district, except the required side and rear setbacks are modified to four feet. | The proposed structure must comply with the setback standards for accessory structures in Chapter 19.100, except the street side setbacks are modified to four feet. |
D. | Height | Per the underlying zoning district | The proposed structure must comply with the height standards for accessory structures in Chapter 19.100, except that a maximum height of 16 feet is allowed at the farthest point of the proposed structure from the rear and side property lines. |
E. | Second-story accessory dwelling units | Not allowed | Not allowed |
F. | Parking | ||
1. Parking for accessory dwelling unit | One additional off-street parking space shall be provided, if the principal dwelling unit has less than the minimum off-street parking spaces for the applicable residential zoning district in which it is located, as required in Chapter 19.124 unless the accessory dwelling unit meets one of the following requirements: a. Located within one-half (1/2) mile of a public transit stop; or b. Located in an architecturally and historically significant historic district; or c. The occupant of the unit is not allowed/offered a required on-street parking permit; or d. Located within one block of a car share vehicle pick-up location; or e. Is part of the proposed or existing primary residence or an accessory structure. | ||
2. Replacement parking spaces for existing covered, uncovered or enclosed parking spaces converted to an accessory dwelling unit | No replacement parking spaces are required. | ||
G. | Direct outside access | Independent outdoor access must be provided without going through the principal dwelling unit. | |
H. | Screening from public street | All access to accessory dwelling units shall be on a different wall plane than the access to the principal dwelling unit. | |
I. | Structure Design | Should be compatible with the architectural style and materials of the principal structure. | |
J. | Separation from principal dwelling unit | The ADU must be an independent unit. No interior doors or other connections between the ADU and the principal dwelling unit are permitted. | Detached from principal dwelling unit. |
1 No setback is required for an accessory dwelling unit located within existing living area or an existing accessory structure, or an accessory dwelling unit that replaces an existing structure and is located in the same location and to the same dimensions as the structure being replaced. | |||
(Ord. 20-2199, § 5 (part), 2020)