Sec. 16-19E.008. Greenspace requirements.
(1)Required Greenspace. Greenspace shall be required in a conservation subdivision, and must comprise at least 25 percent of the area of the parcel. Residential yards, required or otherwise unrequired, shall not count toward meeting the minimum required amount of greenspace.
(2)Contiguous Greenspace. At least 75 percent of the greenspace shall be contiguous with a minimum width of 50 feet; however, irregularly shaped parcels of less than 50 feet in width may be allowed if so approved by the Commissioner of the Department of City Planning or the Commissioner's designee(s).
(3)Primary Greenspace. The following environmental features shall be included within the designated greenspace when they are present on the parcel:
(a)Slopes of 2:1 (2 horizontal to 1 vertical) ratio or steeper and of at least 5,000 square feet contiguous area;
(b)Streams and other surface waters and their applicable buffers;
(c)Wetlands that meet the definition used by the Army Corps of Engineers pursuant to the Clean Water Act and the required buffer surrounding such wetlands;
(d)The 100-year floodplain;
(e)Populations of endangered or threatened species, as designated pursuant to the Endangered Species Act, or habitats for such species; and
(f)Archaeological sites or cemeteries.
(4)Secondary Greenspace. The following features are desirable and may be included within greenspace:
(a)Existing healthy, native forests of at least one contiguous acre and consisting of mature, healthy trees;
(b)Significant natural features and scenic viewsheds such as ridge lines, peaks, and rock outcroppings;
(c)Land adjacent to a public park or other protected greenspace;
(d)New and existing trails that connect the tract to neighboring areas;
(e)Meadows, woodlands, natural undisturbed areas, wildlife corridors, game preserves, or similar conservation-oriented areas;
(f)Important historical sites on land that is primarily in an undeveloped or natural state; and
(g)Prime agricultural lands.
(5)Impervious Surfaces. The total area of impervious surfaces within the greenspace shall be limited to 15 percent of the total greenspace. Impervious surfaces shall be limited to facilities that serve the permissible activities within the greenspace as stated in this ordinance.
(6)Permissible Activities within the greenspace. Greenspace shall remain mostly undeveloped and maintained in its natural state. The following activities are permitted uses within the greenspace:
(a)Passive recreational activities are permitted within the greenspace, including, for example, hiking, fishing, running, jogging, biking, walking, skating, bird watching, riding horses, observing or photographing nature, picnicking, playing non-organized sports, engaging in free play, or other types of passive recreation so long as such activities are otherwise permitted under applicable laws, rules and permits.
(b)Multi-use trails may be constructed for non-motorized recreational activities listed in (a) above.
(c)Community gathering places, which shall be defined for the purposes of this ordinance as areas that encourage picnicking, community activities, or other social activities.
(d)Utility Easements.
(i)A maximum of 20 percent of the greenspace may be comprised of below ground utility easement areas such as, but not limited to, underground gas, water, power or sewer facilities;
(ii)Utility easement areas in greenspace must remain unfenced and open, unless safety concerns dictate otherwise.
(iii)No above ground utilities or easements for above ground utilities shall be allowed within the greenspace.
(e)Grassed Open Fields.
(i)Grassed open fields may be included in the Secondary Greenspace and counted toward the minimum amount of required greenspace if reasonably level before any grading.
(ii)Grassed playing fields shall not include ball fields for organized league play. No outdoor flood lighting, bleachers, concession areas, or other amenities supporting formal active recreation areas shall be permitted within the greenspace.
(f)Stormwater Management Facilities.
(i)Stormwater management facilities may be constructed within the Greenspace as an amenity or as a water quality improvement measure. Only stormwater management facilities that consist primarily of bioretention are permitted within the greenspace. Bio-retention includes, but is not limited to constructed wetlands, infiltration trenches, enhanced swales, sand filters, grass channels, filter strips, permanent lakes, and retention ponds. Stormwater management facilities shall be designed, constructed, and maintained in accordance with applicable city design standards for such facilities. Stormwater management facilities located within the greenspace shall be constructed of natural materials and shall promote the purposes and intentions of this ordinance and preserve the natural state of the greenspace.
(ii)No more than 50 percent of the land area located within a proposed stormwater management facility or permanent lake shall be counted toward meeting the minimum required amount of greenspace.
(iii)Installation of all stormwater management facilities shall be in accordance with the standards set forth in the Georgia Stormwater Management Manual and City of Atlanta regulations, as may be amended.
(g)Community gardens;
(h)Garden composting areas, provided that the composting is adequately enclosed and contained in order to prevent any such materials from entering stormwater systems or waterways.
(7)Prohibited Activities. The following are prohibited within or with regards to the greenspace:
(a)Active recreation areas, fields, or courts;
(b)Golf courses;
(c)Any alteration of the surface of the land, including, without limitation, grading or the excavation, removal, or addition of soil, sand, gravel, rock, peat, or sod; provided, however, that minimal grading is allowed within the greenspace to provide for the development of the greenspace in accordance with the intended uses and purposes of the greenspace, as may be included in an approved zoning application and as may be otherwise permitted by this ordinance.
(d)Exploration for, development and extraction of minerals and hydrocarbons by any surface mining method or any other method that may significantly impair or interfere with the conservation values of the greenspace;
(e)Any industrial use of or activities;
(f)Any use or activity that would interfere with the preservation of the greenspace, including, but not limited to depletion, pollution, or degradation of soils, surface waters, subsurface waters, air, or other environmental aspects of the greenspace;
(g)Processing, storage, dumping, burning, burying, or otherwise disposing of wastes, refuse, and debris including but not limited to household waste, yard waste, construction waste, and hazardous materials;
(h)Other prohibitions as desired by the applicant and recorded on the legal instrument providing for permanent protection of the greenspace.
(8)Maintenance of greenspace.
(a)The owner of the greenspace shall be responsible for the continuous maintenance of the greenspace and enforcement of the use restrictions in accordance with this ordinance, any zoning conditions, and the final approved site plan. The City shall incur no responsibility or liability for improperly maintained greenspace.
(b)Greenspace shall be maintained as necessary to keep all areas that are open to public access or adjacent to areas of public access, properly trimmed and free of dead limbs, dead trees, or any other hazardous natural or human-made conditions.
(c)Greenspace shall be at all times maintained in a manner consistent with the uses and purposes intended. For example, preserved naturally wooded areas without public trails should be maintained in a natural state, whereby public trails should be free and clear from any nearby dead trees or limbs and remain free of obstructions. Any greenspace owned by the City shall be maintained in accordance with the applicable standards provided by the Commissioner of the Department of purview over the greenspace. All City ordinances pertaining to the regulation of property maintenance shall apply to the maintenance of the greenspace, including without limitation, control and prevention of invasive plant species and hazardous conditions.
(9)City's third party right to enforce; lien. The city shall have third party rights to enter the parcel to enforce the terms of this ordinance within any greenspace designated within a finally approved conservation subdivision. All costs incurred by the city for enforcing this ordinance within any greenspace shall be assessed against the greenspace property, Homeowner's Association, or to individual properties of the subdivision, which costs shall constitute a lien on the subdivision properties in the amount of such costs if those costs are not paid within 60 days of receipt of notice of the amount of costs. Notice shall be deemed effective within five days of the city mailing or delivering by courier or express mail written notice addressed to the property owner(s) as ownership appears on the tax records of Fulton/DeKalb County.
(10)Improvements to Greenspace.
(a)Greenspace may be improved to allow for any of the permitted uses in accordance with the provisions of this ordinance. Allowed improvements may specifically include reforestation, pasture management, stream buffer re-vegetation, stream restoration projects, removal of invasive plant species, wetlands management, or wetlands restoration projects.
(b)Historic buildings or structures may be restored periodically and maintained as necessary; provided, however, that restoration and maintenance procedures do not negatively impact water quality or sensitive environmental resources located on the parcel.
(c)All improvements to the greenspace shall require any permits or approvals as may be applicable.
(Ord. No. 2009-18(08-O-2071), § 1, 5-12-09; Ord. No. 2017-14(17-O-1157), § 6, 4-26-17)