required. Particular attention must be paid to communications requirements.
This must include consideration of internal as well as external
Roadblock and Checkpoint Operations.
Establish Defile Operations.
A defile is a natural or man-made feature or obstacle which restricts
traffic flow to one-way at a time.
Examples are narrow bridges, damaged
roads, excessive debris or rubble, or even a major traffic accident. Since
movement at the defile is restricted, it is an ideal opportunity for the
enemy to attempt to disrupt military operations. Defile operations prevent
congestion by allowing traffic to move in only one direction at a time
through the defile. Controls at defiles ensure that traffic movements are
Ensure that concentrations of vehicles and personnel do not enter
the defile at one time.
Provide security and defense of the position.