Application of Electrical Resistivity Tomography Technique for Characterizing Leakage Problem in Abu Baara Earth Dam, Syria

Table 1

Resistivities values of the detected subsurface features derived from the interpreted ERT sections.

Number	Structures and features	Resistivity ·m
1	Silty and sandy clays	5–30
2	Alluvium and gravels deposits	50–150
3	Limestones and dolomites bedrock	300–1000
4	Cavity	1000–1300
5	Void filled by alluvial deposits	50–150
6	Vertical clayey anomaly	5–15
7	Fractures (discontinuity feature)	—