2003-09-23_REVISION - M1992069

• Permit No: M1992069
• IBM Index Class Name: Revision
• Doc Date: 9/23/2003
• Doc Name: Second Adequacy Review
• From: DMG
• To: Applegate Group Inc
• Type & Sequence: TR5
• Media Type: D
• Archive: No

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DIVISION OF MINERALS AND GEOLOGY
Department of Natural Resources
STATE OF COLORADO
1313 Sherman SL, Room 215 C O L O RA D O
Denver, Colorado 80203 DIVISION O F
Phone: [phone] MIN &RA L $
FAX: [phone] ~ G E O I. Ct G Y

September 23, 2003 AEC LANATION•MINING
SAFETY•SCIENCE

William Schenderlein Bill Owens
Governor
Applegate Group, Inc.
1499 W. 120`s Ave., Suite 200 Greg E. Walther
Executive Director
Denver, CO 80234
Ronald W. Cottony
' Division Director
Natural Resource Trustee
RE: Aggregate Industries -WCR, Inc. File No. M-1992-069
83`d Joint Venture 112(c) Technical Revision TR-005 Second Adequacy Review
Dear Mr. Schenderlein,
The Division of Minerals and Geology ("Division") is in receipt of your request for an extension to the decision
date on the 83`d Joint Venture 112 (c) Technical Revision, TR-005, Application, File No. M-1992-069. The new
decision date is set for October 24, 2003. The Division is requesting further information regarding the TR
Application in order to determine whether the changes contained in the revision can be considered as a Technical
Revision to the permit, or whether the changes require submittal as an Amendment. Listed below are the items
needed, in addition to the items noted in the first adequacy review letter dated September 10, 2003, to make the
determination regarding the 83rd Joint Venture 112 (c) Technical Revision, TR-005, Application. The Division of
Minerals and Geology ("Division") is required to make a recommendation no later than October 24, 2003,
therefore, your response to the following adequacy review concerns should be submitted to the Division as soon
as possible.
1. The TR-005 Applicafion indicates that a channel will be excavated which will collect and deliver storm water
runoff to the groundwater lake located on the permit site. Please supply the dimensions, including the length, of
the proposed channel.
2. The Application indicates that an existing outflow channel exists at the site that would serve to deliver excess
runoff accumulated in the groundwater lake during a 100-year rain event to the Cache la Poudre River. Please
supply a downstream erosional analysis for this channel.
3. Please supply well information for all domestic and agricultural wells located within 600 feet of the site.
4. Please supply a surface water runoff water analysis for the water that will be directed into the groundwater
lake through the proposed channel.
5. Please supply a map depicting the adjacent landowners to the overflow channel and depicting the length and
path of the channel from the groundwater lake to the Cache la Poudre River.
Please be advised that the Aggregate Industries -WCR, Inc, 83rd Joint Ventura Pit, 112(c) Technical Revision
(TR-005) Application may be deemed inadequate, and the application may be denied on October 24, 2003 unless
the above mentioned adequacy review items are addressed to the satisfaction of the Division in a timely manner
allowing for adequate time to review the responses. Additionally the Division needs adequate fime to determine
whether the changes reflected in the TR-005 Application are addressed adequately in the form of a TR or whether
Office of Office of Colorado
Mined Land Reclamation Active and Inactive Mines Geological Survey