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Custom Soil Resource Report <br /> Engineering Properties—Grand County Area,Colorado <br /> Map unit symbol and Pct.of Hydrolo Depth USDA texture Classification Pct Fragments Percentage passing sieve number— Liquid Plasticit <br /> soil name map gic limit y index <br /> unit group Unified AASHTO >10 3-10 4 10 40 200 <br /> inches inches <br /> In I L-R-H L-R-H L-R-H L-R-H L-R-H L-R-H L-R-H L-R-H <br /> 30—Forelle loam,15 <br /> to 30 percent slopes <br /> Forelle 90 B 0-5 Loam CL,CL- A-4 0-3-5 0-5-10 85-93-1 80-90-1 70-83- 55-65- 25-28 �5-8-10 <br /> ML 00 00 95 75 -30 <br /> 1 5-60 Sandy clay loam, CL,CL- A-4 0-3-5 10-5-10 85-93-1 i 80-90-1 70-85-1 50-65- 25-28 5-8-10 <br /> loam,clay <br /> loam ML 00 0 i 00 80 -30 ---- — <br /> 68—Rock outcro <br /> Cryoborolls <br /> complex,extremely <br /> steep <br /> Rock outcrop, 70 D 0-60 Unweathered — — — !— — — — — 0-7-14 — <br /> extremely steep bedrock <br /> Cryoborolls, 25 D 0-11 Very stony sandy GC,GC- A-1,A-2 20-30- 15-23- 65-75- 60-70- 30-45- 15-25- 25-28 5-8-10 <br /> extremely steep loam GM, 40 30 85 80 60 35 -30 <br /> Sc,SC- <br /> SM ; <br /> 11-60 Very stony loam, CL,GC, A-6 20-40- 15-30- 45-68- 40-63- 35-58- 25-48 25-33 5-13-20 <br /> very stony day SC 60 45 90 85 80 70 -40 <br /> very cobbly <br /> loam <br />