15A NCAC 18A .1940       TOPOGRAPHY AND LANDSCAPE POSITION

(a)  Uniform slopes under 15 percent shall be considered SUITABLE with respect to topography.

(b)  Uniform slopes between 15 percent and 30 percent shall be considered PROVISIONALLY SUITABLE with respect to topography.

(c)  Slopes greater than 30 percent shall be considered UNSUITABLE as to topography.  Slopes greater than 30 percent may be reclassified as PROVISIONALLY SUITABLE after an investigation indicates that a modified system may be installed in accordance with Rule .1956 of this Section; however, slopes greater than 65 percent shall not be reclassified as PROVISIONALLY SUITABLE.

(d)  Complex slope patterns and slopes dissected by gullies and ravines shall be considered UNSUITABLE with respect to topography.

(e)  Depressions shall be considered UNSUITABLE with respect to landscape position except when the site complies essentially with the requirements of this Section and is specifically approved by the local health department.

(f)  The surface area on or around a ground absorption sewage treatment and disposal system shall be landscaped to provide adequate drainage if directed by the local health department.  The interception of perched or lateral ground‑water movement shall be provided where necessary to prevent soil saturation on or around the ground absorption sewage treatment and disposal system.

(g)  A designated wetland shall be considered UNSUITABLE with respect to landscape position, unless the proposed use is specifically approved in writing by the U.S. Army Corps of Engineers or the North Carolina Division of Coastal Management.

 

History Note:        Authority G.S. 130A‑335(e);

Eff. July 1, 1982;

Amended Eff. January 1, 1990.