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Geotechnical Evaluation of Mine-Induced Seismicity on Monument Dam <br />Dorsey 8 Whitney, LLP <br />• conduit. The outlet conduit is also undersized to effectively release water from the reservoir <br />under emergency conditions. <br />Key dam facilities and dimensions and geometry are summarized in Table 2.1. Information <br />in the pertinent data list was obtained from several sources including the 1979 Phase I <br />Inspection Report (Hydro-Triad, 1979) and SEO inspection reports, and is provided as a <br />general reference for the purposes of this report and has not been independently verified. <br />TABLE 2.1 <br />PERTINENT DATA <br />MONUMENT RESERVOIR DAM <br />A. General <br />Name: Monument -also known as Minnesota <br />State: Colorado <br />State Dam I.D. Number; 400413 <br />Hazard Potential Classification: Class II {Significant) <br />Owner: Minnesota Ditch & Reservoir Co. <br />. B. Embankment <br />Type: Earthfill <br />Crest Length: 422 Feet <br />Crest Width: 11 feet <br />Crest Elevation: 7340.2 feet ± <br />Height, Hydraulic: 72 feet <br />Height, Structural: 72 feet + <br />Upstream Slope: 2H:1V <br />Downstream Slope: 1.75 to 1.9H:1V <br />C. Spillway <br />Type: Earth <br />Location: Left Abutment <br />Side Slopes: 2H:1V <br />Crest Elevation: 7330.2 feet <br />Bottom Width: 13.0 feet <br />Length: -- <br />Discharge Capacity: 1,000 cfs <br />GEI.~. 4 0601500603-IbMonummtDUnGcomchNUlEvd <br />March 2006 <br />