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Engineerini !rties---El Paso County Area, Colorado <br /> Engineering Properties—El Paso County Area,Colorado <br /> Map unit symbol and Pct.of Hydrolo Depth USDA texture Classification 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 Pct Pct Pct <br /> j 77—Rock outcrop- <br /> Coldcreek-Tolman <br /> complex,9 to 90 <br /> percent slopes <br /> Coldcreek 30 B 0-6 Gravelly loam SC,SC- A-4 0-5-10 1 15-30- 75-83- 70-78- 60-70- 45-55- 25-28 5-8-10 <br /> SM,CL- 45 90 85 80 65 -30 <br /> ML,CL <br /> 6-31 Extremely cobbly GC,SC, !A-2-4,A-1 0-15-30 30-58- 35-58- 30-53- !20-35- 10-20- 25-28 5-8-10 <br /> sandy loam SC-SM, 85 80 75 50 30 -30 <br /> SP-SC <br /> 31-43 Extremely cobbly CL,SC, A-6 0-15-30 30-58- 50-65- 45-60- 45-60- 35-48- 30-33 10-13-1 j <br /> clay loam GC 85 80 75 75 60 -35 5 <br /> 43-47 Unweathered — — — — — — <br /> bedrock <br /> 30 1 D 0-60 Unweathered <br /> bedrock <br /> Tolman 20 I D 0-4 Gravelly sandy loam GC-GM, A-2-4,A-1 0-5-10 0-8-15 60-70- 55-65- 35-43- 20-25- 25-28 5-8-10 j <br /> Sc,Sc- 80 75 50 30 -30 <br /> — SM - _T <br /> 4-13 i Very cobbly sandy GC,GC- A-2-4, 0-13-25 20-45- 45-68- 1 40-63- 35-55- 15-30- 25-30 15-10-15 <br /> clay loam GM, A-4,A-6 70 90 85 ! 75 45 -35 j <br /> SC,SC- <br /> SM <br /> 13-17 Unweathered — — — — — — — — — — <br /> ! bedrock <br /> Data Source Information <br /> Soil Survey Area: El Paso County Area, Colorado <br /> Survey Area Data: Version 13, Sep 22, 2015 <br /> usDA Natural Resources Web Soil Survey 6/10/2016 <br /> Conservation Service National Cooperative Soil Survey Page 4 of 4 <br />