Task: Translation
Input (Chinese): 官员们说，现场的残骸已经清除，还必须对隧道进行全面检查，然后才能再次使用，因为隧道的结构已经受损。
Output (English): The debris has been removed and officials say that a full inspection will have to be done on the tunnel before it can be used again because the structure of the tunnel has been compromised.