HomeMy WebLinkAboutComparison of Commitment (INDY 16229666v.6) to Mining Ord (4/18/05)
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Comparison of Commitments (INDY 16229666v.6) to Mining Ordinance (4/18/05)
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operation
7am -Spm M-F,
November-March,
except for barriers,
berms
7am-Spm M-F,
7am-noon
Saturday, no work
on Sundays,
holidays
Mining, hauling and
processing hours of
operation
I-E.
None specific to
overburden removal
Gam-Spm M-F, 8am-
2pm Saturday for
mining and processing;
no work on Sundays
and holidays [6-174
b ]
Not clear whether comI'nitment has been accepted by MM.
Hauling not specifically prohibited under ordinance.
Surface blasting
11am-2pm, M-F
1I.-A.2.
Notification of blast
outside normal
times to Director
Surface blasting
distances from
houses
Stemming of blast
holes
Not less than one
hour prior to blast
H.-A.S.
n.-A.7.
No closer than
1800 feet from
structure
Follow Vibra Tech
recommendations,
allow review by
DOCS
II.-A.lO.
Spectra Environmental Group, Inc.
...10am-3pm, M-F [6-
175 b I
At least two hours
before the blast[6-
175(b)(4)]
No closer than 500 feet
of property line of
structure 6-175(b 7
No specific
requirement
Not clear whether commitment accepted by MM.
Not clear whetller commitment accepted by MM. Original
commitment to notify DOCS \vithin 24 hours of blast.
Commitment much more restrictive.
Good commitment by MM.
City of Carmel, Indiana
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Comparison of Commitments (INDY 16229666v.6) to Mining Ordinance (4/18/05)
Frequency levels of [I.-A. I I. Blast designs to No specific Excellent commitment by MM that should significantly reduce
blasts II1crease requirement complaints. Not clear if MM has accepted the 80% threshold.
frequencies above
20 hz, follow Don't know the significance of the .2 in/see prv qualifier;
Vibra Tech likely that it is difficult to obtain higher frequencies when the
recommendations, ppv value is velY low.
at least 80% of
blasts above 20 hz
for any blasts
greater than .2
in/see ppv
Peak particle II.-8.l. 0.5 ppv measured Same [6-1 75(c)(2)]
velocity limit at property I tne of
(ground vibration) residential
structure
Maximum air IL-B.2. Consistent with Bureau of Mines, but Not clear whether MM has accepted the 90% criterion of less
overpressure limits Bureau of Mines, evelY effort to reduce than 120 dB.
except that 90% airblast to 120 dB or
less than 120 dB less [6-175(c)(4)
Self monitoring of n.-C.I. Airblasts to be All blasts monitored by MM proposes some relief to self-monitor. Not clear whether
airblasts monitored by third party who reports MM has accepted the 90% threshold.
Vibra Tech; to Administrator
however, ifMM (DOCS) but paid by
achieves 90% operator[6-175(d)(l )]
threshold for 3 yrs,
can submit self-
monitoring plan to
DOCS
Spectra Environmental Group, .Inc.
City of Carmel, Indiana
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Comparison of Commitments (INDY 16229666v.6) to Mining Ordinance (4/18/05)
Blasting annual II-C.S.
report
Reportable events 11.-0.1.
Ongoing reportable [[.-D.4.
events
Annual report to
DOCS on blasting,
including review
of blasts below 20
hz frequency and
above 120 dB
airblast
Any blast that
exceeds 0.5 ppvor
120 dB airblast
triggers reporting
to DOCS, agrees
to cooperate for
solution
Three or more
reportable events
triggers consultant
review, meeting
with DOCS for
resolution
Annual report to
DOCS, includes
complaint log listing
blasting complaints and
claims for damages[6-
I 75(d)(8)]
Violation of permit,
penalty tor the
exceeding 0.5 ppv[6-
176(e)]
Administrator may
require studies by
Operator to assess
impact, resolve
problems[6-175(a)(4)]
Commitment is valuable to DOCS. Opportunity to discuss and
review blasting practices and community concems.
No direct reporting ofviolation in Ordinance, although DOCS
can request data.
Not clear that MM has accepted thresholds.
MM suggested five events within a calendar year specific to
the limits in the commitments, i.e. 0.5 ppv and airblast limits
that are above 120 dB. Not clear that MM has accepted
amended criteria.
Additional studies III.
or monitoring
Spectra Environmental GrOlip, Inc.
Director requests
study, MM makes
proposal within 45
days, undertakes
study
Conduct investigations,
obtain data, assess fees
to applicant tor
inspection, monitoring,
assessmcnt[ 6-
167(d)(4)& 9
City of Call11e 1, Indiana
Reasonable compromise and commitment.
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Comparison of Commitments (INDY 16229666v.6) to Mining Ordinance (4/18/05)
Cooperate with City IV.
UtiLities Department
Good commitment and recognition of needed cooperation with
Utilities Department.
MM agrees to
work with
Department, assist
in monitoring,
agrees to pay for
mining-related
monitorin costs
No specific provision
for hydrogeology, but
provision within
Mining Plan for
studies[ 6-171 U)] and
above under Additional
studies and monitorin
VL-A.
MM to provide
Mine Plan
consisting of
Operations Plan,
Mine Plan Map,
Reclamation Plan
evel . 2 'cars
Similar to certain
requirements fOf
Mining Plan /(:Jr new
operations[6-171(a)]
Not SUfC tbat MM has agreed to 2 year timeframe.
Good commitment, but not as complete as Ordinancc, no
Annual Report as in Ordinance except for blasting.
Submittal of VIIl.-D
reclamation bond
Provide bond
acceptable to
Director, update as
a ro riate
G:\200110 1233\Misc\Comparison of Commitmenlsdoc
Spectra Environmental Group, Inc.
Similar to
requirements[ 6-170-
(a)J
No provisions for cancellation, calling bond for failure to
reclaim, but can be addressed in bond language.
City of Carmel, Indiana
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