Laserfiche WebLink
<br />ANNUAL SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(15) <br />Mine: New Elk <br />NPDES ID. No.: Pond #4 <br />Inspection Period: Fourth Quarter 2004 <br />tnspection Date: 11l26I2004 <br />General Description or Reference to Site Plan: <br />This pond receives run-off from the Development Waste'Pile area. Ponds are referenced in section <br />2.05.3(4) od the New Elk permit. Cleanout is called for when the average sediment level reaches <br />an elevation of 7449'. Top of embankment is at 7452'. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover: <br />2). Erosion forming Gullies: <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />At the principal spillway inlet? <br />Yes <br />Yes <br />4). Erosion of tlie'downstream toe of the embankment? Yes <br />Cause o'~rosion can be attributed to: <br />Yes <br />i <br />I~ <br />~l <br />I <br />5). Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />PRINCIPAL SPILLWAY <br />1). Is the principal spillway system in working order? <br />2). Is the inlet free of debris and restrictive material? <br />3). Is the.discharge outlet free of restrictive material? <br />,~9iM1 <br />.1;: <br />cll~, 4). Is erosion occurring at the discharge outlet? <br />Evaluate the severity: Extensive Moderate <br />Excellen Moderate Pew Poor <br />Extensive Some /t'ew> None <br />No '~ <br />No_ v- <br />No ~ <br />No //' <br />F ~ <br />Yes r/ No <br />Yes /~- No <br />Yes <br />Yes <br />Just starliny None <br />No ~'~ <br />No (/~ <br />Page 1 <br />