Laserfiche WebLink
Engineering Properties-Georgetown Area, Colorado, Parts of Clear Creek, Gilpin, and Park Counties <br />Soil Engineering Properties - Robert Fulton <br />Engineering Properties- Georgetown Area, Colorado, Parts of Clear Creek, Gilpin, and Park Counties <br />Map unit symbol and soil <br />m Depth USDA texture Classification Fragments Percentage passing sieve number- Liquid Plasticity <br />na <br />e <br />limit <br />index <br /> Unified AASHTO >10 3-10 4 10 40 200 <br /> inches inches <br /> In Pct Pct Pct <br /> 59-67 *Stony loamy coarse sand SM, SP- A-1-b, 0-45 0-30 75-90 70-85 30-60 10-35 20-25 NP-5 <br /> SM, A-2-4 <br /> SW- <br /> SM, <br /> SC-SM <br />Ohman 0-2 *Slightly decomposed PT A-8 0 0 100 100 - - - - <br /> plant material <br /> 2-5 *Very stony sandy loam GM, SC- A-1, A-2 25-40 10-25 55-90 50-85 30-60 15-35 20-25 NP-5 <br /> SM, <br /> SM, <br /> GC- <br /> GM <br /> 5-13 *Very gravelly sandy loam GW-GM, A-1-a, 0-25 0-25 35-55 30-50 20-35 10-20 20-25 NP-5 <br /> GC- A-1 -b <br /> GM, <br /> GM i <br /> 13-21 *Very gravelly sandy loam GC-GM, A-1-b, 0-25 0-25 35-55 30-50 20-35 10-20 20-25 NP-5 <br /> GM, A-1 -a <br /> GW- <br /> GM <br /> 21-35 *Extremely gravelly sandy GC-GM A-1-a 0-30 0-35 15-30 10-25 5-20 0-10 20-25 5-10 <br /> loam <br /> 35-39 *Weathered bedrock - - - - - - - - - - <br />Bendemeere 0-1 *Slightly decomposed PT A-8 0 0 100 100 - - - - <br /> plant material <br /> 1-3 *Very gravelly sandy loam GC-GM, A-1 0-25 0-25 35-55 30-50 20-35 10-20 20-25 NP-5 <br /> GM <br /> 3-10 *Gravelly coarse sandy SM, SC- A-1 0-10 0-15 60-80 55-75 30-45 15-25 20-25 NP-5 <br /> loam SM <br />USDA Natural Resources Web Soil Survey 12128!2010 <br />Conservation Service National Cooperative Soil Survey Page 6 of 7