Laboratory Assessment for Clays Used for Filling Dams Dykes and Embankments

الملخص

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.