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Item <br />Predicted impact in <br />permit application <br />Observed impact <br />Prediction accurate? <br />Vertical <br />subsidence <br />magnitude <br />Unspecified. <br />Not reported. <br />N/A <br />Horizontal <br />displacement <br />magnitude <br />Unspecified. <br />Not reported. <br />N/A <br />Angle of draw <br />Unspecified. <br />Not reported. <br />N/A <br />Huntington <br />Ditch <br />Worst -case: <br />subsidence cracks <br />pirate ditch water <br />None <br />Yes <br />Crawford <br />Ditch <br />Worst -case: <br />subsidence cracks <br />pirate ditch water <br />None <br />Yes <br />Crawford <br />residence <br />Worst- case:. <br />Temporary <br />interruption of <br />use of pond, <br />domestic water <br />supply line, <br />irrigation line, <br />two -track roads, <br />fences. (House <br />and buildings are <br />not to be <br />undermined.) <br />No impacts found. No new <br />undermining during reporting <br />period. <br />Yes <br />Pine Gulch <br />stream <br />None <br />No new undermining during <br />reporting period. <br />Yes <br />cc: Tom Bird, GCC <br />2 <br />