عنوان مقاله [English]
The subject of passive defense in the universe is as old as the history of human life.
Non-operational defense is a set of unarmed actions that increase their deterrence, reduce vulnerability, enhance national security, continue essential activities, and facilitate crisis management against enemy threats and military action. Given the importance of contractors' knowledge of how contractors are monitored and monitored, it is important to properly implement non-operating defense principles in military projects. This study is a case study of civil engineering contractors trying to assess the extent to which contractors adhere to non-operating defenses as well as how employers are supervised and supervised by contractors.