HYDRO30350

• Permit No: C1984065
• IBM Index Class Name: Hydrology
• Doc Date: 4/10/2003
• Doc Name: 2003 Annual Impoundment Inspection Report 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 SL, Room 215
Denver, Colorado 80203
Phone: [phone]
FAX: [phone]
interoffice
MEMORANDUM
DIVISION OF
MINERALS
GEOLOGS
RECLAMATION
MINING•SAFETY
Bil I Owens
Governor
to: File C-84-065 Coal Ridge, 2003 Yearly Impoundment Inspection Report Review
Greg E. Walther
from: Byron G. Walker: C~,~ Executive Director
subject: Review for Compliance Ronald W. Cattany
date: April 10, 2003 Division Director
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 qualifed registered professional
engineer or other qualified professional specialist under the direction of a professional engineer.
The professional engineer or specialist shall be experienced in the construction of
impoundments.
The inspection report is in compliance with this rule. J. E. Stover, a registered engineer,
performed the inspection.
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 yearly inspection of an existing impoundment. The inspection was made on April
5, 2003.
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.