Soil Test Organizer

Organize soil test results — grain size distribution, water content, Atterberg limits — and classify soil materials — free geotechnical tool

Atterberg Limits

Water Content w (%)

Liquid Limit wL (%)

Plastic Limit wP (%)

Grain Size Distribution

Gravel (%)

Sand (%)

Silt (%)

Clay (%)

GravelSandSiltClay

Calculated Indices

Plasticity Index Ip

23.0

Liquidity Index IL

0.57

Consistency Index Ic

0.43

Activity A

76.67

Soil Classification

Lean Clay

Consistency State

Plastic State

Plasticity Chart

100

A-line

CLMLCHMH

Liquid Limit wL (%)● Sample Position

Activity Chart

Inactive

A < 0.75

Normal

0.75 ≤ A < 1.25

Active

A ≥ 1.25

Sample Activity: A = 76.67 (Active)