GENERAL44693

• Permit No: C1981020
• IBM Index Class Name: General Documents
• Doc Date: 4/2/1998
• Doc Name: PROPOSED DECISION & FINDINGS OF COMPLIANCE FOR RN3
• Permit Index Doc Type: FINDINGS
• Media Type: D
• Archive: No

Table of Contents
Introduction ..................................................................2
Proposed Decision .............................................................4
Summary ....................................................................8
The Review Process ......................................................8
Description of the Environment ............................................. 9
Findings of the Colorado Division of Minerals and Geology ...................... ..... 1 ~
SECTION P .. ..................................................... .....1~
SECTION Et . ..................................................... .....19
I. Roads -Rule 4.03 ...................................... ..... 19
II. Support Facilities- Rule 4.04 ............................. ..... 26
III. Hydrologic Balance- Rule 4.05 ........................... ..... 26
A. Water Quality Standards and Effluent Limitations ...... ..... 26
B. Diversions and Conveyance of Overland Flow ......... ..... 27
C. Sedimentation Ponds ............................. .....28
D. Surface and Ground Water Monitoring ............... ..... 30
E. Water Rights and Replacement ..................... ..... 34
F. Probable Hydrologic Consequences ................. .....35
IV. Topsoil .............................................. .....37
V. Sealing of Drilled Holes and Underground Openings .......... ..... 39
VI. Use of Explosives ..................................... .....40
VII. Coa] Mine Waste Banks ................................. ..... 40
VIII. Backfilling and Grading ................................. ..... 43
IX. Revegetation ......................................... .....45
X. Protection of Fish, Wildlife and Related Environmental Values .. ..... 48
XI. Subsidence ........................................... .....50
XII. Operations on Alluvial Valley Floors ...................... ..... SO
XIII. Operations on Steep Slopes .............................. ..... 56
XIV. Climatological Information and Air Resources ............... ..... 57