Division 12. RM Residential District.

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Section 12.1. Purpose and intent.

The RM Residential District is intended for residential areas designated within the RM Residential Medium land use category on the Future Land Use Maps. Certain other structures and uses required to serve governmental, religious and non-commercial recreational needs of such areas may be permitted, subject to restrictions and requirements intended to preserve the character of such district.

Section 12.2. Permitted principal uses and structures.

Subject to the provisions or restrictions contained in this section and elsewhere in this code, permitted uses and structures in the RM Residential District are as follows.

(a) Residential dwellings – Attached and detached single-family, multifamily and two-family. Such dwellings may be used for transient occupancy, so long as any such transient occupancy of less than thirty (30) days does not occur more than three (3) times in any 12 month period on any parcel.

Section 12.3. Permitted accessory uses and structures.

(a) Uses and structures, as regulated in Sections 6.12 and 6.13, which are customarily accessory and clearly incidental and subordinate to permitted or permissible uses and structures, do not involve the conduct of a business, and are not of a nature prohibited under Section 12.5.

(b) Home occupations, subject to the conditions set forth in Section 6.5 of this code.

(c) Residential docks, including tie poles, in conformance with the provisions of Section 6.23 and other applicable codes and ordinances of the city, county or state.

(d) Temporary structures under the provisions of Section 6.11.

Section 12.4. Allowable conditional uses.

Subject to the provisions or restrictions contained in this section and elsewhere in this code, allowable conditional uses in the RM Residential District are as follows.

(a) Assisted living facilities.

(b) Daycare center/kindergarten.

(c) Docks, commercial – Class B only.

(d) Recreational – Public parks and/or recreational facilities.

(e) Schools, public or private.

(f) Utility substations and/or rights-of-way.

Section 12.5. Prohibited uses and structures.

All uses and structures not of a nature specifically or provisionally permitted herein are hereby prohibited in the RM Residential District.

Any use which has been determined under the provisions of Chapter 46 of the Code of Ordinances to be potentially noxious, dangerous or offensive to residents of the district or to those who pass by on public roadways or likely for other reasons to be incompatible with the character of the district, is hereby prohibited in the RM Residential District.

Section 12.6. Minimum zoning lot requirements.

The maximum residential density permitted in the RM Residential District shall not exceed 15 units per acre. The minimum lot area and width requirements in the RM Residential District are as follows:

(a) Detached single-family dwellings.

(1) Lot area: 5,000 square feet.

(2) Lot width: 50 feet.

(b) Attached single-family, multifamily and two-family.

(1) Lot area: 2,904 square feet for each dwelling unit.

(2) Lot width: 50 feet.

(c) All other uses. The lot area and width requirements stated below shall be considered the minimum standards; however, the requirements may be modified by the city under the site plan review process to fit the specific use.

(1) Lot area: 5,000 square feet.

(2) Lot width: 50 feet.

Section 12.7. Minimum yard requirements.

The minimum yard requirements for principal structures in the RM Residential District are as required in this section. No structures shall be permitted seaward of the city’s Coastal Construction and Excavation Setback Line.

(a) Residential dwellings.

(1) Front yard: 20 feet.

(2) Secondary front yard: 10 feet.

(3) Side yard: 10 percent of the lot width.

(4) Rear yard: 20 feet.

(5) A minimum of 30 percent of the total required yard areas shall be maintained as green space.>

(b) All other uses. The yard requirements stated below shall be considered the minimum standards; however, the requirements may be modified by the City under the site plan review process to fit the specific use.

(1) Front yard: 20 feet.

(2) Secondary side yard: 10 feet.

(3) Side yard: 10 percent of the lot width.

(4) Rear yard: 20 feet.

Section 12.8. Maximum height of structures.

The maximum height for all structures shall be 35 feet.

Section 12.9. Minimum off-street parking requirements.

[Superseded: See Division 23]

Section 12.10. Landscaping required.

All uses shall be landscaped in accordance with the provisions of Division 22 of this code.

Section 12.11. Maximum floor area ratio.

Maximum floor area ratio (FAR) for non-residential uses: 0.50

Section 12.12. Maximum impervious surface ratio.

The lot area used in the calculation of the maximum impervious surface ratio shall exclude any portion of the property lying Gulfward of the city’s Coastal Construction and Excavation Setback Line.

Maximum impervious surface ratio (ISR) for residential uses: 0.70

Maximum impervious surface ratio (ISR) for non-residential uses: 0.75