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SOILS INFORMATION <br />Custom Soil Resource Report <br />EXHIBIT 1 (CONT) <br />Engineering Properties – Huerfano County Area, Colorado <br />Map unit symbol and soil <br />Depth <br />USDA texture <br />Classification <br />Fragments <br />Percentage passing sieve number— <br />Liquid <br />Plasticity <br />name <br />limit <br />index <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 />77— Schamber - Midway <br />complex, 3 to 25 percent <br />slopes <br />Schamber <br />0 -5 <br />*Gravelly sandy loam <br />GC, GC- <br />A -2 -4, A -1 <br />0 <br />0 -10 <br />60 -80 <br />55 -75 <br />35 -50 <br />20 -30 <br />25 -30 <br />5 -10 <br />GM, <br />SC, <br />SC -SM <br />5 -12 <br />*Very gravelly sandy loam <br />GC, GC- <br />A -1, A -2-4 <br />0 <br />5 -25 <br />35 -55 <br />30 -50 <br />20 -35 <br />10 -20 <br />25 -30 <br />5 -10 <br />GM, <br />GP -GC <br />12 -60 <br />*Very gravelly loamy sand, <br />GC -GM, <br />A -1 -a <br />0 <br />10 -25 <br />35 -55 <br />30 -50 <br />20 -40 <br />0 -15 <br />20 -25 <br />NP -5 <br />Very gravelly sand <br />GM, <br />GP, <br />GP -GM <br />Midway <br />0 -3 <br />*Clay <br />CH, CL <br />A -7 -6 <br />0 <br />0 <br />75 -100 <br />75 -100 <br />70 -100 <br />70 -95 <br />40 -65 <br />15-40 <br />3 -15 <br />"Clay, Clay loam, silty clay <br />CL <br />A -6, A -7 <br />0 <br />0 <br />195-100 <br />95 -100 <br />90 -100 <br />70 -95 <br />30 -50 <br />15 -25 <br />loam <br />15 -19 <br />*Weathered bedrock <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />— <br />