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Article 3 Zoning Districts
3-73 RCOD-2, Resource Conservation Overlay District 2
Wake County Unified Development Code
3-51
(2)
Bridges, provided no reasonable alternative to their location in the buffer exists
(3)
Dam maintenance activities
(4)
Vegetated swales, provided:
(a)
no reasonable alternative to their location in the buffer exists; and
(b)
a stormwater management facility is installed to control nitrogen and
attenuate flow before the conveyance discharges through the buffer
(5)
Drainage of a pond, provided a new vegetated special watershed buffer meeting the
purpose and requirements of this Section is established along the new drainageway
(6)
Driveway crossings that access single-family dwellings, provided:
(a)
no reasonable alternative to their location in the buffer (including opportunity
for shared driveways) exists;
(b)
buffer disturbance is no more than 60 feet wide [1];
(c)
buffer disturbance is no more than 6,000 square feet in area;
(d)
the driveway crosses the buffer at an angle as close to 90 degrees as possible
(and not less than 60 degrees);
(e)
side slopes do not exceed a 2:1 (horizontal to vertical) ratio (bridging and/or
retaining walls may be used to meet this and the disturbance width standard);
and
(f)
all culverts are designed and constructed for the 25-year storm event or as
otherwise required by Wake County Environmental Services.
(7)
Utility lines, provided:
(a)
no reasonable alternative to their location in the buffer exists;
(b)
a line crossing the buffer is combined with other permitted buffer crossings
where practicable;
(c)
buffer disturbance is not more than 40 feet wide;
(d)
woody vegetation is removed by hand (no land grubbing or grading);
(e)
vegetative root systems and stumps from cut trees are retained;
(f)
no rip rap is used unless necessary to stabilize a pole or tower;
(g)
active measures are taken after construction and during routine maintenance
to ensure diffuse flow of stormwater through the buffer;
(h)
mats are used to minimize soil disturbance (in wetlands);