20211004_ADI_letter_51-05

ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
BRIAN WRENN
Director
Certified Mail
Return Receipt Requested
7016 2140 0000 4367 7123
Mr. Jack Garvey
Hanson Aggregates Southeast, LLC
3825 Barrett Drive, Suite 300
Raleigh, NC 27609
RE: Princeton II Quarry
Mining Permit No. 51-05
Johnston County
Neuse River Basin
Dear Mr. Garvey:
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NORTH CAROLINA
Environmental Quality
October 4, 2021
We have reviewed the modification request your company submitted for the referenced mine site. In order for this
office to complete its review of the referenced project in accordance with N.C.G.S. §74-50 and §74-51 of the Mining
Act of 1971, please provide the additional or revised information in accordance with the following comments:
1. Please provide proof of approval for the road crossing and driveway entrances from NC DOT. Please
provide a construction sequence for installing the road crossing.
2. Please proved proof of encroachment agreement from Duke Energy.
Please provide and approved jurisdictional determination (AJD) from the USACE for proposed wetland
and stream impacts.
4. Please provide calculation for any new pipes associated with the proposed driveways.
5. Please clearly label and indicate on the mine map and the legend the proposed silt fence.
6. Please clarify Erosion and Sediment Control (E&SC) measures and required basins in the proposed
northern pit expansion area during the transition and establishment of a pit.
7. Please clarify E&SC measures in the northeast corner of the project. Silt fence alone is inadequate
protection for this area.
8. Please provide baffle detail for sediment basins.
9. Please provide calculations and procedures for stabilization for all diversion ditches.
10. Please clearly label contour lines shown on the mine map
11. Please clearly label and indicate on the mine map all stormwater outfalls.
12. Please clarify and provide larger scale details showing how the silt fence will be installed in relation to
the construction entrances.
D E Q North Carolina Department of Environmental Quality I Division of Energy, Mineral and Land Resources
512 North Salisbury Street 1 1612 Mail Service Center I Raleigh, North Carolina 27699-1612
NORhI CAROLINA -
oaPermemoieomronmenmiuuaiity /`� 919.707.9200

Certified Mail
Mr. Garvey
Page 2
13. Please provide maintenance requirements for the temporary crossing and wetland details.
14. Please provide proof of notification to the Division of Air Quality for any additional equipment
including the proposed portable plant.
15. The buffer determination letter that was submitted with the application expired in November 2020 and
did not include all areas included in this current modification. Please provide an updated approved
buffer determination.
16. The species list in the Endangered Species Report was only valid for 90 days. Please provide an updated
Endangered Species Report, or proof of approval from USFW for the existing report.
17. Please provide an estimated life of the mine, in years, that can be used for the reclamation calculation.
Please note, this office may request additional information, not included in this letter, as the mining application
review progresses. Be advised that our review cannot be completed until all of the items listed above have been
fully addressed.
In order to complete the processing of your application, please forward two (2) copies of the requested information
to my attention at the following address:
Division of Energy, Mineral and Land Resources
Department of Environmental Quality
1612 Mail Service Center
Raleigh, NC 27699-1612
As required by 15A NCAC 513.0113, you are hereby advised that you have 180 days from the date of your receipt
of this letter to submit all of the requested information. If you are unable to meet this deadline and wish to request
additional time, you must submit information, in writing, to the Director clearly indicating why the deadline cannot
be met and request that an extension of time be granted. If an extension of time is not granted, a decision will be
made to grant or deny the mining permit based upon the information currently in the Department's files at the end
of the 180-day period.
Though the preceding statement cites the maximum time limit for your response, we encourage you to provide the
additional information requested by this letter as soon as possible. Your prompt response will help us to complete
processing your application sooner.
Please contact me at [phone] if you have any questions.
Sincerely,
Adam Parr, PE
Assistant State Mining Engineer
cc: Mr. Bill Denton, PE