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2020-11-05_REVISION - M1977410
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2020-11-05_REVISION - M1977410
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Last modified
12/28/2024 5:16:23 AM
Creation date
11/5/2020 8:18:25 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1977410
IBM Index Class Name
Revision
Doc Date
11/5/2020
Doc Name
Adequacy Review Response
From
Grand Island Resources
To
DRMS
Type & Sequence
TR8
Email Name
AME
Media Type
D
Archive
No
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GRAND ISLAND P.O. Box 3395 <br /> Nederland,CO 80466 <br /> 4 RESOURCES November 2,2020 <br /> P'O <br /> a. Stop flow to pond(water can temporarily be stored in mine) <br /> b. Remove sludge using shovels, buckets and squeegees <br /> c. Store in super sacks for lab analysis <br /> d. Pending lab analysis,dispose of accordingly <br /> e. Patch repair any holes in liner <br /> b. Liners inspected weekly(Pond Maintenance/Inspection Checklist Attachment 2) <br /> c. Vegetation management—To be monitored weekly as part of the maintenance/inspection program <br /> (Attachment 2). <br /> 5) Please provide a reclamation plan for the sediment ponds and associated infrastructure. Will the liners on the <br /> ponds be removed, and the ponds backfilled, retopsoiled, and revegetated? Will the pipelines, sheds, and <br /> other associated infrastructure be removed for reclamation?Do the sheds have concrete foundations or any <br /> other permonentfeatures which will require demolition for reclamation?Are there any portions of the pipeline <br /> which are buried and require excavation for reclamation? If the operator proposes leaving any features <br /> and/or structures for reclamation, please describe how this would be consistent with the approved post- <br /> mining land use of forestry with minor residential use, and with county land use and zoning regulations. <br /> The liners on the pond will stay in place and be used as part of the future storm water management <br /> system. The water monitoring shed will be leveled. It has a foundation made of cinder blocks and <br /> poured concrete(Attachment 3)that will be backfilled. There is a run of pipe that is partially buried <br /> that would require excavation for reclamation. Removing and disposing of the pipe will be done in- <br /> house at minimal cost and impact. <br /> 6) Please provide estimated costs for reclaiming the features/structures described in Item#5 above, including <br /> approximate material volumes, haul distances, dimensions of structures to be removed/demolished,and the <br /> approximate distance to any proposed disposal location(s)on and/oroff site. This information is necessary for <br /> the Division to calculate the required financial warranty for reclaiming these features/structures. <br /> 1. Reclamation Cost Estimates <br /> a. Liners to stay in place-$0 <br /> a. Clean sludge and dispose of. Based on current sludge removal, "cradle to grave"estimate is <br /> $3,000. <br /> b. Level and backfill water shed-$1,500 <br /> c. Excavate and remove up 10"driscoll pipe and 8"SDR 35(estimated length 300')$2,500 <br /> d. Total Reclamation estimate$7,000 <br /> Should you have any additional questions or concerns please feel free to contact me at(516)582-0833 or by email <br /> at Rmittasch@nedmining.com at your convenience. <br /> Sincerely, <br /> Richard Mittasch <br /> VP of Operations <br /> Grand Island Resources, LLC <br /> 5 <br />
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