(a)
Generally.
The minimum required percentage of masonry on the exterior wall surface of all residential primary structures, as viewed from each elevation, shall be in accordance with the schedule contained in Table 6-1.
(b)
Exemption.
An exemption to the masonry requirement shall apply to existing residential structures, including all permanent structures, which do not meet the masonry requirement. Any enlargement of an existing residential structure, including all permanent structures, shall provide an amount of masonry which matches the adjacent surfaces of the existing structure.
Table 6-1 Minimum Required Masonry Percentage Residential Zoning Districts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Structure Type | Zoning Districts | |||||||||
AG | RE-1 & RE-2 | R-1 | R-2 | R-3 | R-4-D | R-6-T | R-8 | R-7-MF | PD | |
Primary Structures | 85% | 85% | 85% | 85% | 85% | 85% | 85% | 85% | 100% | 75% 1 |
Accessory Bldgs. Under 200 s.f. | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
Accessory Bldgs. 200 s.f. or more | NA 2 | NA 2 | 85% | 85% | 85% | 85% | 85% | 85% | 85% | 75% 1 |
Notes: | |
|---|---|
1 | As established by the approved site plan. |
2 | Accessory buildings greater than 500 s.f. require Special Use Permit approval in AG and RE-1 districts and may be subject to masonry requirements. |
(c)
Masonry calculation (residential).
Minimum masonry percentage requirements shall include a combination of brick, ceramic block, stone, or other masonry materials installed in a craftsman like manner that are a minimum of one inch thick and imbedded in a cementitious reinforced substrate.
(d)
Alternative materials.
Up to 15 percent of the wall surface no closer than eight feet from the adjacent grade level can use non-wood or alternative materials such as siding, reinforced cement board, stucco and other comparable masonry systems approved by the building official. Wood based products for siding materials including eaves, soffits, and chimneys are prohibited except as allowed by a special use permit for unusual construction. Residential masonry materials and alternate materials do not include concrete block, concrete tilt wall or EIFS systems.
(Ordinance 1874, art. 6, § 600(A), adopted 3/22/1993; Ordinance 1906, § 1, adopted 7/8/1993; Ordinance 2114, § 1, adopted 4/8/1996; Ordinance 2174, § 1, adopted 1/27/1997; Ordinance 2247, § 1, adopted 12/8/1997; Ordinance 2274, § 1, adopted 3/23/1998; Ordinance 2284, § 1, adopted 4/13/1997; Ordinance 2355, § 1, adopted 1/11/1999; Ordinance 2367, § 1, adopted 2/22/1999; Ordinance 2427, § 1, adopted 11/22/1999; Ordinance 2649, § 1(Ex. A), adopted 12/9/2002; Ordinance 2933, § 1, adopted 5/14/2007; Ordinance 3316, § 1, adopted 8/25/2014; Ordinance 3837, §§ 17, 18, adopted 1/22/2024)