fat clay

fat clay

A clay having a high value of liquid limit and plasticity index.
References in periodicals archive ?
According to USCS, it is classified as fat clay (CH).
MH Elastic Silt OH Organic Clay CH Fat Clay OL Organic Silt Pt Peat To date, the ASTM standards that use the Uniform Soil Groups include:
Fat clay with sand, sandy clay, clayey gravel, and fat clay were respectively observed within the following ranges for the first boring: 0-0.6 m, 0.6-4.6 m, 4.6-5.2 m, 5.2-6.1 m, and 0.6-18.3 m.
The LI values of the tested fat clay samples typically ranged from +0.05 to +0.14 near the surface and decreased to near zero below 8.2 m.
Portions of the near-surface fat clays may be comprised of fill material.
The majority of the Helsinki Fat Clay group of artists descends, through their training, directly from the first well-known and celebrated personage in Finnish ceramic art.
The artists in the Helsinki Fat Clay group clearly display these two legacies inherent in Finnish ceramic art.
The relief is thin and easy to break, so the figure is turned on the plaster and the back of the thin figure is strengthened with fat clay slip.
These borings indicated the soil profile consisted of 1 1/2 to 7 feet of variable clay and sand fill, underlain by 20 to 25 feet of soft fat clay known as "bay mud." The mud is underlain by stiff clay and sand layers.
One innovative operation is able to process and mix fat clay soils.
Another unique method for treating fat clay or other wet, sticky soils, is to modify the clay with lime to dry it out and to reduce the plasticity.
The result of the testing was: fat clay with no more then 10 percent grog, with no bigger particles than one mm, was the best to use with burlap.