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tJ1 <br />Custom Soil Resource Report <br />Absence of an entry indicates that the data were not estimated. The asterisk—denotes the representative texture; other possible <br />textures follow the dash. <br />Engineering Properties- Arapaho - Roosevelt National Forest Area, Colorado, Parts of Boulder, Clear Creek, Gilpin, Grand, Park and Larimer Counties <br />Map unit symbol and <br />Pct. of <br />Hydrolo <br />Depth <br />USDA texture <br />Classification <br />Fragments <br />Percentage passing sieve number— <br />Liquid <br />Plasticit <br />soil name <br />map <br />gic <br />limit <br />y index <br />unit <br />group <br />Unified <br />AASHTO <br />>10 <br />3 -10 <br />4 <br />10 <br />40 <br />200 <br />inches <br />inches <br />In <br />Pct <br />Pct <br />Pct <br />2703B— Cypher- <br />Ratake families <br />complex, 5 to 40 <br />percent slopes <br />Cypher family <br />40 <br />D <br />0-4 <br />Very gravelly coarse <br />GC -GM, <br />A -2 -4, <br />0 <br />0 -12 <br />37 -59 <br />34 -57 <br />19 -37 <br />10 -20 <br />20 -28 <br />4 -9 <br />sandy loam <br />GC <br />A -1 -a, <br />A -1 -b <br />4 -10 <br />Very gravelly coarse <br />GC -GM, <br />A -1 -a, <br />0 -5 <br />0 -23 <br />31 -53 <br />29 -52 <br />16 -33 <br />8 -18 <br />19 -27 <br />4 -9 <br />sandy loam, <br />GW- <br />A -2 -4, <br />extremely cobbly <br />GC, GC <br />A -1 -b <br />sandy loam <br />10 -20 <br />Bedrock <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />Ratake family <br />40 <br />D <br />0 -8 <br />Very gravelly sandy <br />GC -GM, <br />A -2-4, <br />0 -12 <br />7 -18 <br />39 -64 <br />36-63 <br />27 -53 <br />11 -26 <br />22 -33 <br />4 -12 <br />loam <br />GC <br />A -1 -b, <br />A -1 -a <br />8 -18 <br />Very gravelly sandy <br />GC, GC- <br />A -2-4, <br />0 -11 <br />7 -17 <br />36 -58 <br />33 -56 <br />24-46 <br />11 -25 <br />20 -31 <br />412 <br />loam, extremely <br />GM <br />A -1 -a, <br />stony coarse <br />A -1 -b <br />sandy loam <br />18 -28 <br />Bedrock <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />23 <br />