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ASTM D2487-17: Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System)

Units for Particle Size *

Tester's full name *

____________

Date of test *

____ / ____ / ____ (Month / Day / Year)

Percentage of plus 3-in. (75-mm) material *

____________ %

Fines classification

Silty Clayey (Circle One)

Percent fines *

____________ %

Percent sand *

____________ %

Percent gravel *

____________ %

Liquid limit *

____________

Plasticity Index *

____________

Is soil fine-grained or coarse-grained? *

fine-grained coarse-grained (Circle One)

Fine-grained soil classification

inorganic clay inorganic silt (Circle One)

Inorganic clay classification

lean clay - CL fat clay - CH silty clay - CL-ML (Circle One)

Inorganic silt classification

silt - ML elastic silt - MH (Circle One)

Organic fine-grained soil classification

organic silt - OL organic clay - OL organic silt - OH organic clay - OH (Circle One)

Any descriptors added to fine-grained soil classification?

"with sand" "with gravel" "sandy" "gravelly" (Circle One)

Coarse-grained soil classification

gravel sand (Circle One)

Particle-size diameter at 10% passing (D10)

____________ millimeters

Particle-size diameter at 30% passing (D30)

____________ millimeters

Particle-size diameter at 60% passing (D60)

____________ millimeters

Gravel classification

well-graded gravel - GW poorly graded gravel - GP clayey gravel - GC silty gravel - GM silty clayey gravel - CL-ML (Circle One)

Sand classification

well-graded sand - SW poorly graded sand - SP clayey sand - SC silty sand - SM; silty clayey sand - SC-SM (Circle One)

Any descriptors added to coarse-grained soil classification?

"with gravel" "with sand" (Circle One)

Did field sample contain cobbles or boulders?

"with cobbles" "with cobbles and boulders" (Circle One)

Coarse-grained soil dual classification

__________

Descriptive information

__________

Coefficient of uniformity (Cu)

__________

Coefficient of curvature (Cc)

__________

General comments (publicly viewable) (Max 1000 characters)

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Project test result compliance comments (Max 1000 characters)

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Test result compliancecomplies does not comply not applicable (Circle One)