HYDRO24584

• Permit No: C1981019
• IBM Index Class Name: Hydrology
• Doc Date: 9/9/2004
• Doc Name: 2004 Impoundment Review Memo
• From: Byron Walker
• To: File
• Permit Index Doc Type: Prof Pond Certifications
• Media Type: D
• Archive: No

STATE OF COLORADO
DIVISION OF MINERALS AND GEOLOGY
Department of Natural Resources
1313 Sherman St, Roam 215 C ~ h ~ RA D ~
Denver, Colorado 80203 DIVISION O F
Phone: [phone] Ivt I N S R'~ I. $
FAX: [phone] G E O 1. O G Y
RECLANATION•MINING
SAFETY•5<IEN CE
interoffice
Bill Owens
MEMORANDUM Governor
Russell George

to: File C-81-019 Colowyo C Executive Director
a1 Mine, 2004 Yearly Impoundment Report Re~ie~W C

from: Byron G. Walker attany
Division Director
subject: Review for Compliance Natural Res°urceTr°stee
date: September 9, 2004
Table of Contents
Rule 4.05.9(14) ................................................................ ..............................................................1
Rule 4.05.9(14)(a) ............................................................ ..............................................................1
Rule 4.05.9(14)(b) ............................................................ ..............................................................1
Rule 4.05.9(15) ................................................................ ..............................................................2
Rule 4.05.9(15)(a) ............................................................ ..............................................................2
Rule 4.05.9(15)(b) ............................................................ ..............................................................2
Rule 4.05.9(15)(c) ............................................................ ..............................................................2
Rule 4.05.9(15)(d) ............................................................ ..............................................................2
Rule 4.05.9(15)(e) ............................................................ ..............................................................2
Rule 4.05.9(14) All impoundments shall be inspected by a qualified registered professional
engineer or other qualifed professional specialist under the direction of a professional engineer.
The professional engineer or specialist shall be experienced in the construction of
impoundments.
The report indicates that Kurtis Blunt made the inspections as overseen by J. Pickarts, a
registered engineer.
Rule 4.05.9(14)(a) Such inspections shall be made regularly during construction, upon
completion of construction, and at least yearly until removal of the structure or release of the
performance bond.
The report is a yeazly inspection of existing ponds.
Rule 4.05.9(14)(b) The qualified registered professional engineer shall, promptly after each
inspection required by 4.05.9(14), provide to the Division, a certified report that the impoundment
has been constructed and/or maintained as designed, and in accordance with the approved plan and
the applicable regulations.
Office of
Mined Land Reclamation
Office of
Active and Inactive Mines
Colorado
Geological Survey