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| R-1 | R-2 | R-4 | R-6 | R-10 | ||
| A. Site | ||||||
| A1 | Density (max) | 2 u/a | - | - | - | - |
| B. Open Space | ||||||
| B1 | Open Space required (min acreage) | "40% or 8 acres, whichever is greater " | "40% or 4 acres, whichever is greater " | "40% or 2 acres, whichever is greater " | "40% or 1 acre, whichever is greater " | "40% or 1 acre, whichever is greater " |
| B2 | % of lots abutting open space (min) | 60% | 50% | 40% | 40% | 30% |
| B3 | Contiguous area (min) | 60% | 60% | 60% | 60% | 60% |
| B4 | Width of open space (min) | 50’ | 50’ | 50’ | 50’ | 50’ |
| R-1 | R-2 | R-4 | R-6 | R-10 | ||
| C. Transitional Protective Yard | ||||||
| C1 | Site boundary (min) | Type B1 or B2 Transitional Protective Yard (see Sec. 7.2.4.A.) or perimeter lots must meet dimensional standards of Article 2.2. Conventional Development Option of the district where the property is located. | ||||
| D. Residential Unit Types (max) | ||||||
| Detached house | 100% | 100% | 100% | 100% | 100% | |
| Attached house | n/a | 100% | 100% | 100% | 100% | |
| Townhouse | n/a | 50% | 100% | 100% | 100% | |
| Apartment | n/a | n/a | n/a | 50% | 100% | |