To prevent Preventing_or_letting this , a special latching system was used Using that locked shut under pressure when properly closed .

The citizens , together with Harold Godwinson ’ s mother , Gytha , refused Agree_or_refuse_to_act to swear fealty to William or pay Commerce_pay the tax he demanded Request , and shut Motion the gates against him .

On December 12 , Occupy Portland led Causation a picket that successfully shut Body_movement the Port of Portland for the day .

Unseasonably heavy rains triggered Causation widespread flooding which shut down roads and prompted evacuations .

Gates found Know the front door to his home jammed shut and , with the help Assistance of his driver , tried to force Motion it open .

The industrial fire Catastrophe claimed Statement the lives of at least ten people , who were unable to escape Escaping because the doors were locked shut Body_movement illegally .