Laboratory Assessment for Clays Used for Filling Dams,Dykes and Embankments

Abstract

Laboratory tests and analysis results for materials chosen from al-Adhaim site indicate that either suitable according to American Standards for use as clays quarries for filling ,dams ,dykes and embankments or unsuitable for one or more reasons . Treatments take place ,according to type of problems for example physical problem , as excess in silt and sand particles percentages , also decrease in clays particles percentage ,vice versa. In addition to physical foul, many treatments can be done , chemical problems such as excess in gypsum content, total dissolved salts and organic materials according to British Standards. In addition to chemical foul, by grass, plants roots , treatments done which can be done according to the causes of these problems.

Keywords

Lining, Dams, Blending .