All control measures required to comply with
this chapter shall meet the design criteria, standards and specifications
for the control measures based on Wisconsin Best Management Practices
Handbook accepted design criteria, standards and specifications identified
by the Green Lake County Land Conservation Department.
All sedimentation basins and other control measures
necessary to meet the requirements of this chapter shall be maintained
by the applicant or subsequent landowner during the period of land
disturbance and land development of the site in a satisfactory manner
to ensure adequate performance and to prevent nuisance conditions.
No landowner or land user may commence a land
disturbance or land development activity subject to this chapter without
receiving prior approval of a control plan for the site and a permit
from Green Lake County. At least one landowner or land user controlling
or using the site and desiring to undertake a land disturbing or land
developing activity subject to this chapter shall submit an application
for a permit and a control plan and pay an application fee to Green
Lake County. By submitting an application, the applicant is authorizing
Green Lake County to enter the site to obtain information required
for the review of the control plan.
A. Content of control plan statement for land disturbing activities covering less than one acre but meeting the applicability requirements stated in §
284-15A. An erosion control plan statement (with simple map) shall be submitted to briefly describe the site and erosion controls (including the site development schedule) that will be used to meet the requirements of this chapter.
B. Content of the control plan for land disturbing activities
covering more than one acre.
(1) Existing site map. A map of existing site conditions
on a scale of at least one inch equals 100 feet showing the site and
immediately adjacent areas:
(a)
Site boundaries and adjacent lands which accurately
identify site location;
(b)
Lakes, streams, wetlands, channels, ditches
and other watercourses on and immediately adjacent to the site;
(c)
One-hundred-year floodplains, flood-fringes
and floodways;
(d)
Location of the predominant soil types;
(f)
Location and dimensions of stormwater drainage
systems and natural drainage patterns on and immediately adjacent
to the site;
(g)
Locations and dimensions of utilities, structures,
roads, highways, and paving; and
(h)
Site topography at a contour interval not to
exceed five feet.
(2) Plan of final site conditions. A plan of final site
conditions on the same scale as the existing site map showing the
site changes.
(3) Site construction plan. A site plan including:
(a)
Locations and dimensions of all proposed land
disturbing activities;
(b)
Locations and dimensions of all temporary soil
or dirt stockpiles;
(c)
Locations and dimensions of all construction
site management control measures necessary to meet the requirements
of this chapter;
(d)
Schedule of anticipated starting and completion
date of each land disturbing or land developing activity, including
the installation of construction site control measures needed to meet
the requirements of this chapter; and
(e)
Provisions for maintenance of the construction
site control measures during construction.
C. Review of control plan. Within 10 business days of
receipt of the application, control plan (or control plan statement)
and fee, the Land Conservation Department shall review the application
and control plan to determine if the requirements of this chapter
are met. The Land Conservation Department may request comments from
other departments or agencies. If the requirements of this chapter
are met, the Land Conservation Department shall approve the plan and
inform the Land Use Planning and Zoning Department that the minimum
requirements of this chapter have been satisfied and a permit may
be issued. If the conditions are not met, the Land Conservation Department
shall inform the applicant in writing and may either require needed
information or disapprove the plan. Within 10 business days of receipt
of needed information, the Land Conservation Department shall again
determine if the plan meets the requirements of this chapter. If the
plan is disapproved, the Land Conservation Department shall inform
the applicant in writing of the reasons for the disapproval.
D. Permits.
(1) Duration. Permits shall be valid for a period of 180
days, or the length of the building permit or other construction authorizations,
whichever is longer, from the date of issuance. Green Lake County
may extend the period one or more times for up to an additional 180
days. Green Lake County may require additional control measures as
a condition of the extension if they are necessary to meet the intent
of this chapter.
(2) Financial guarantee. As a condition of approval and issuance of the permit, Green Lake County may require the applicant to deposit a surety bond or irrevocable letter of credit to guarantee a good faith execution of the approved control plan and any permit conditions. See §
284-17 for specific conditions.
(3) Permit conditions. All permits shall require the permittee
to:
(a)
Notify the Land Conservation Department within
three business days of commencing any land disturbing activity;
(b)
Notify the completion of any control measures
within three business days after their installation;
(c)
Obtain permission in writing from the Land Conservation
Department prior to making major changes to modify the control plan;
(d)
Install all control measures as identified in
the approved control plan;
(e)
Maintain all road drainage systems, stormwater
drainage systems, control measures and other facilities identified
in the control plan;
(f)
Repair any siltation or erosion damage to adjoining
surfaces and drainageways resulting from land developing or disturbing
activities;
(g)
Inspect the construction control measures after
each rain of 0.5 inch or more and at least once each week and make
needed repairs;
(h)
Allow the Land Conservation Department to enter
the site for the purpose of inspecting compliance with the control
plan or for performing any work necessary to bring the site into compliance
with the control plan; and
(i)
Keep a copy of the control plan on the site.