text: Lines of Communication Considerations
  LINES OF COMMUNICATION MAINTENANCE
  C-38. Engineering support to traffic management and control can include repairing and clearing roads,
  improving trafficability and facilitating movement to major construction projects, and designing and building
  highways. In support of traffic studies, engineers also provide technical expertise on the design and
  installation of permanent traffic control devices into the road network. See ATP 3-34.40 for additional
  information on general engineering support.