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iii iiuiiiiniuiu <br />Basin Resources, Inc. <br />Quarterly Inspection Report and Annual Certification <br />Sedimentation Ponds <br />Rules 4.05.6(13) and 4.05.9(13) <br />Mine: Golden Eagle Mine <br />Date and Weather. 31 March 1994 clear and cold <br />Sedimentation Pond No: <br />General Description or Reference to Site Plan: <br />Golden Eagle Mine -Permit No. 0-81-013: pages 2.05-9, 2.05-10 (Figure 3), 2.05-12 (Table 18), and 2.05- <br />15; Map 11; Exhibit 18, Pages 13 and 14. <br />Activity During Inspection: <br />Routine operation; wa[er in the pond, not discharging. There was evidence of recent partial removal of <br />accumulated sediment. Field measurements were taken with an Abney Level, stadia readings, tapes and <br />paces. <br />EMBANKMENT: <br />1. Design specifications and field measurements: <br />PARAMETER DESIGN FIELD MEASUF:EMENT <br />Upstream slope (inslope) 2.6 horizontal [0 1 vertical or Inslopes ranged from 22° to 35° <br /> 21° (Table 18), 2 horizontal to 1 <br /> vertical or 26.6° (Exhibit 18) <br />Downstream slope (outslope) 3.4 horizontal to 1 venical or Outslopes ranged up to 18° <br /> 16.4° (Table 18), 3.5 horizontal <br /> to 1 vertical or 15.9° (Exhibit <br /> 18) <br />Crest width 15 feet (Table 18), 12 feet 7.5 feet to 15 feet <br /> (Exhibit 18) <br />1. Evaluation of the adequacy of the vegetative cover: Excellent, Moderate, Spotty, Poor. <br />Moderate. <br />2. Are erosion-formed gullies present'? Extensive, Some, Very Few, None. <br />None seen. There was approximately 3 inches of snow cover on the structure. <br />3. Is wave action causing erosion: I) on the upstream (inslope) embankment? Yes _ No X . 2) at the <br />principal spillway inlet? Yes _ No X . <br />Golden Eegle Mina Sedimentation Pond 004, 3/ March 94, Page 1 013 Pages <br />