_INSPECTION - C1981044 ‎(13)‎

• Permit No: C1981044
• IBM Index Class Name: Inspection
• Doc Name: Inspection Report
• From: DRMS
• To: Brian Watterson
• Inspection Date: 6/27/2013
• Email Name: ZTT
• Email Name: DIH
• Media Type: D
• Archive: No

June 27,2013 C-1981-044/Williams Fork Mines ZTT
Inspection Topic Summary
NOTE: Y=Inspected N=Not Inspected R=Comments Noted V=Violation Issued NA=Not Applicable
N -Air Resource Protection Y -Roads
R -Availability of Records N -Reclamation Success
R -Backfill& Grading N -Revegetation
N -Excess Spoil and Dev.Waste N - Subsidence
N -Explosives N - Slides and Other Damage
N -Fish&Wildlife N - Support Facilities On-site
R -Hydrologic Balance R - Signs and Markers
R - Gen. Compliance With Mine Plan N - Support Facilities Not On-site
R - Other N - Special Categories Of Mining
N -Processing Waste R -Topsoil
COMMENTS
This was a complete inspection conducted on June 27 13,2013 by Zach Trujillo of Colorado Division of
Reclamation,Mining and Saftey.Williams Fork Mine representatite,Brian Watterson of Peabody, accompanied
the inspection.Weather was clear with temperatures around 80 degrees during the time of the inspection.
AVAILABILITY OF RECORDS—Rule 5.02.4(1):
The records were brought to the site in several binders by Brian Watterson of Peabody. The records are kept at the
Twenty Mile Mine in Oak Creek, Colorado. Please see the Division's Availability of Records checklist at the end
of this inspection report for more detailed information.
BACKFILL and GRADING—Rule 4.14
Contemporaneous Reclamation 4.14.1;Approximate Original Contour 4.14.2;Highwall Elimination 4.14.1(2)(f);
Steep Slopes 4.14.2,4.27;Handling of Acid and Toxic Materials 4.14.3; Stabilization of Rills and Gullies 4.14.6:
Backfilled and graded Portal#5 remains stable with no signs of instability, sloughing or erosion.
HYDROLOGIC BALANCE -Rule 4.05
Drainage Control 4.05.1,4.05.2,4.05.3; Siltation Structures 4.05.5,4.05.6; Discharge Structures 4.05.7, 4.05.10;
Diversions 4.05.4;Effluent Limits 4.05.2; Ground Water Monitoring 4.05.13; Surface Water Monitoring 4.05.13;
Drainage —Acid and Toxic Materials 4.05.8;Impoundments 4.05.6,4.05.9; Stream Buffer Zones 4.05.18:
The Mine No. 5 dewatering pump was operating at the time of the inspection. Ponds 5-P5, 5-P6 and 5-P7 all held
water but was not discharging from Pond 5-P7(NPDES 003).All embankments of Ponds 5-P5, 5-P6 and 5-P7
were stable and well vegetated.The slumped section noted in the previous inspection along the northern
embankment of Pond 5-P7 is still in need of repair. Discharge from NPDES 003 was visibly clear.
Three temperature gauges have been installed as per request of CDPHE. The temperature gauges are located at the
NPDES 003,NPDES 022 and up stream in the Williams Fork River by Pond 5-P1.
Number of Partial Inspection this Fiscal Year: 8
Number of Complete Inspections this Fiscal Year: 4
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