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<br /> <br /> <br /> <br /> <br />O~9 <br />6"" <br /> <br />..,v <br />W'~ <br />0" <br /> <br />Common 'nomenclature used for describing components of a <br />landslide. <br /> <br /> <br />~..~, "- <br /> <br />So i I creep Is common on a steep 5 lope with a th I n so I I cover <br />over bedrock. Such patterns are frequent I y ml staken for <br />an I ma I tra j Is. So I I creep can be an i nd i cator of more <br />serious tal I ures In the future, especially if the area 15 <br />disturbed. <br /> <br />Landslides <br /> <br />LANDSLIDES are the downward and outward movement of a slopes <br />composed of natural rock, sol Is, artificial fi 115, or <br />combinations thereof. Common names for landslide types <br />include slump, rock slide, debris slide, lateral spreading, <br />debris avalanche, earth flow, and soil creep. <br /> <br />Characteristics <br /> <br />Landslides move by falling, sliding, and flowing along <br />surfaces marked by differences in 501 I or rock <br />characteristics. A landslide Is the result of either a <br />decrease in res i st i ng forces that ho I d the earth mass in <br />place and/or an increase in the driving forces that <br /> <br /> <br />Th i 5 I ands I i de near Breckenr I dge occurred in an area proposed <br />for development. The land IIfai ledll as a result of water <br />saturating the slope. The 51 ide moved so rapidly and with <br />such force that trees were uprooted wi th the tops fa III ng <br />uph II I . <br /> <br />25 <br />