Physical properties of aluminum and iron water treatment residuals Physical properties of aluminum and iron water treatment residuals

Physical properties of aluminum and iron water treatment residuals.
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Study	Site/condition	Specific surface (cm2/g)	Liquid limit	Plastic limit (%)	Specific gravity (g/cm3)	Total volatile solids (%)	Bulk density (g/cm3)	Dry density (g/cm3)	Effective cohesion (kPa)	Effective angle of shearing resistance (0)	Compression index	Ksat (cm/s)
Turner			100-550	80-250	1.8-2.2	10-60	1.0-1.2	0.12-0.36	0	28-44
Basim	Site 1 - wet	2820	371	228	1.66				2.2-4.5	25-32
Basim	Site 1 - dry	282	107	Not plastic	2.5			2.2-4.5	25-32
Basim	Site 2 - wet	23800	329	200	2.11				38-43	28-35
Basim	Site 2 - dry	510	37	Not plastic	2.75				38-43	28-35
Basim	Site 3 - wet	2544	690	20	1.93				7.0-7.5	27-33
Basim	Site 3 - dry	318	151	Not plastic	2.52				7.0-7.5	27-33
Various studies					1.87-2.3						0.94-0.97	10-6 – 10-7