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<br /> <br />Figure 1.24 -Picture of Interstate 70 Sinkhole <br />Courtesy of Colorado Department of Transportation <br /> <br />...~.." <br />..... .. <br />iii __ ..~..~ <br />t ,.. ~,~ <br />U.. ::;,,:OJ' <br />'~~";' "'- <br /> <br />Figure 1.25 -Picture of Corrugated Metal Pipe Degradation at 1-70 Culvert <br />Courtesy of Colorado Department of Transportation <br /> <br /> <br />\. :i~t . <br /> <br />, ; <br />,~ <br /> <br />.. <br />."-,, <br />..;- <br /> <br />.- <br /> <br />. . <br /> <br />" <br /> <br />.. <br />J <br /> <br />.~ <br /> <br />ICON E~, I~ <br /> <br />13 <br /> <br />5<f'wJ.., 2001 <br />