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<br />- <br /> <br />Table 8. Vulnerable communities. areas. and facilities in Colorado. <br /> MAP TYPE OF MITIGATION <br />COUNTY NO. COMMUNITY/AREA LANDSLIDE FACn ~TmS AT RISK ACTIVITY <br />Chaffee 1 Chalk Creek area, Debris flows and Reside ~ and commercial In 1985 a debris-slide <br /> vicinity of Mount rockfall proper ~es, new subdivision dam was inspected to <br /> Princeton Hot Springs areas, ummer youth determine if flash- <br /> camps roads, and fishery flood hazard existed. <br /> intake There was none. <br />Clear Creek 2 Idaho Springs Debris flows and Reside ntial and commercial Hazard mapping <br /> rockfall proper ~es, streets, and done for town in <br /> other ublic facilities 1975 by CGS. <br /> j <br /> 3 Georgetown and Debris flows, Reside ntial and commem Plans prepared to i <br /> , <br /> " ,cinity rockfall and p es, streets, and monitor large rockfall I <br /> landslides other ublic facilities blocks with EDM <br /> arrays by CGS. t <br /> 4 Silver Plume Rockfall Comm ercial buildings and USGS vibration <br /> Post C iffice monitoring done dur- .~ <br /> ing blasting nearby, <br /> 1984; discontinued. \. <br /> 1 <br /> 5 Junction of U.S. Hwy. 6 Large rock slide , bridges, and Monitoring to be <br /> and St. Hwy. 119 along metamorphic tunnel initiated and detailed t <br /> Ounction Slide) rock foliation field study to be <br /> planes. Intermit- performed in <br /> tent movement 1987-88 by CGS. ! <br /> , <br /> during last 10 I <br /> years t <br />Delta 6 Fire Mountain Ditch Landslide SeveI1! hundred feet of Repairs made to <br /> ditch nd St. Hwy. 133 ditch. St. Hwy. 133 I <br /> still threatened. I <br /> Drilling project begun ~ <br /> by CDOH. <br /> , <br />Douglas 7 Castle Rock Toppling failures Resid ntial areas Loca1 planners j <br /> of cliffs advised of dangers. j <br /> .! <br /> Detailed site reviews ., <br /> 'i <br /> required of I <br /> developers. <br /> Steep mesa sidesIopes ~. <br /> 8 Debris flows, Resid ntial and other Hazard maps by CGS <br /> throughout Douglas rockfall, debris prope ties, numerous distributed to county <br /> County avalanches unde\1 loped subdivision and city officials with <br /> lots the recommendation <br /> that detailed site <br /> reviews be required <br /> of developers. <br /> <br />38 <br />