HomeMy WebLinkAboutAdditional Commitment for Special Use
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Additional Commitments for Soecial Use
1) Written description of proposed operations for dredge mining, including a list of equipment
to be used (including dredge, pumping stations. etc.) that may impact noise pollution.
hldicate current average and maximum decibel levels from MM operations at site boundaries
and comparable levels to be expected from operations on the Mueller property. Hours of
operation for dredging operations not to begin before ~ hour after sunrise and end ~ hour
before sunset. No dredging operations to be conducted on weekends or holidays.
2) Written description of the noise abatement features that will be incorporated at the relocated
site of the processing plant. Indicate the current average and maximum decibel levels from
MM operations measured at current adjacent properties and the average and maximum levels
being proposed at the relocated site.
3) Report by a qualified environmental engineer evaluating the noise level commitments in 1)
and 2) above as consistent with residential zoning.
4) hldicate methods and practices for wastewater recovery and recycling, indicating that
wastewater from dredging operations will be recovered on the east side of Hazel Dell and
recycled back to the west side of Hazel Dell.
5) A mining sequence plan indicating that the sequence of sand and gravel extraction on the
Mueller property will be completed south of Kingswood first before the balance of Mueller
property.
6) Commitment that Martin Marietta will complete sand and gravel extraction on the Mueller
property north of l06th Street prior to beginning an~ sand and gravel extraction south of 106th
Street, or on Martin Marietta property north of 106 Street.
7) Commitment that Martin Marietta will complete sand and gravel extraction on Martin
Marietta progerty north of 106th Street prior to beginning any sand and gravel extraction
south of 106 Street.
8) Reclamation plan indicating reclamation sequence concurrent with the mining sequence. A
written description of landscaping and berms to be provided during and after extraction
between Mueller property and Kingswood. The stripping process should be performed in
such a manner as to control the migration of sediment outside the affected area. A Storm
Water Pollution Prevention Plan (SWPPP), including the effects of overburden removal,
should be developed. Plan for retaining sufficient overburden on-site to complete the
reclamation plan should be included.
9) A written commitment as to the use and maintenance of the Mueller property prior to
overburden removal.
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10)Final landscape plan prepared by a landscape architect and acceptable to a majority of
Kingswood property owners adjacent to Mueller, indicating slopes beginning 50 feet from
Kingswood property lines to the water line at 150 feet from Kingswood property lines, but
not to exceed a slope of 3 to 1. Underwater sloping should be indicated, including design
methods for post reclamation erosion control. Landscape plan to describe the final landscape
design from Kingswood property lines to the water line. Also indicate landscape plan for
reclamation not adjacent to Kingswood. A landscape maintenance plan should accompany
landscape plans covering both properties adjacent and non-adjacent to Kingswood.
11) Written commitment to the site plan and other matters presented to the Kingswood
neighborhood on Thursday, Marchl4th.
12) Written commitment that MM will not assert that the Mueller property is outside an urban
area and will not conduct any mining or related operation on the Mueller property, other than
sand and gravel extraction in accordance with this special use, without obtaining a rezone or
other zoning approval.
13) In addition to offering to sell property to adjacent Kingswood property owner, offer an option
of a landscape easement to property owners who do not wish to purchase the adjacent
property.
14) All commitments to be complete and sufficient for DOCS review. Where any commitment is
subject to a future contingency, MM to provide alternative commitments so as to achieve the
environmental issues herein. All commitments to be enforceable by the City and, upon
appeal, by the BZA.
15) Martin Marietta to pay Kingswood $5,000 per year commencing with the approval ofa sand
and gravel Special Use Permit and as long as sand and gravel operations are being conducted
on Mueller property north of 106th Street.
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