lean clay

lean clay

A clay having low values of liquid limit and plasticity index.
References in periodicals archive ?
The clay soil is classified as Lean Clay (CL) based on Unified Soil Classification System standard.
Similarly the disturbed samples were sandy lean Clay (CL), Sandy Silt (ML) and Sandy Silty Clay with low plasticity (CL-ML).
ML Sandy Silt CL Sandy Lean Clay ML Gravelly Silt CL Gravelly Lean Clay Altogether, Class III includes soils that have from 13 to 70 percent fines.
ML Silt CL Lean Clay (And the dual symbol soil CL-ML, Silty Clay.) Class V soils are not suitable for pipe bedding or embedment because these soils are difficult to compact.
On the other hand, for the second boring, fat clay with sand, clayey gravel, sandy lean clay, and fat clay were respectively observed within the following ranges: 0-2.4 m, 2.4-3 m, 3-4.3 m, and 4.3-21.3 m.
The lean clays were encountered at depths of 0.6 to 1.8 m, extending to depths ranging from about 3.7 to 6.1 m (T258-81: 2004).
The lean clays and gravelly zone had liquid limits ranging from 22 to 41, PIs ranging from 6 to 25, and percentages passing the No.
The intermediate lean clays had moisture content values ranging from 23 to 36 percent.
Based on Particle size distribution and Atterberg limits the samples were classified as low plastic silt (ML) lean clay (CL) and silty clay (CL-ML) according to ASTM D 2487.
A typical profile across the site consists of clayey gravel with sand underlain by clayey and/or silty sand with gravel, both overlying a lean clay of lacustrine origin.
The bottom layer is described as lean clay, gray in color and stiff to very stiff in consistency.
The Subsurface soil consists of light brown lean clay (CL), followed occasionally by sandy-silty gravels (SM).