Mosul Dam between the threats of imminent collapse

This research deals with the state of Mosul Dam since first filling of the reservoir, studying the salt measurements and quantity of grouting materials consumption against drilling bore holes lengths. Based on those measurements, the conclusion made that, the state of the dam had been passed prior periods more dangerous cases than it is now, specially before fixing 319m level as threshold level in which the Reservoir level not admitted it be higher. The conclusion made that the state of the dam currently is not the worst case as claimed by USA side the research also explained the most important methods of maintenance and controlling which needs to follow according to design and guidance of treatment. The most important conclusion that this research raise is the necessity of construction of the Diaphragm Wall as a permanent solution which can be considered as a unique solution to solve the Mosul Dam problems permanently.