For more information on security of railways and rail cargo, see FM 55-20 . Such systems are open to a number of security threats from point of entry to point of final delivery. Pipeline systems are composed of storage and dispersing facilities, pump stations, and extended pipelines. They also include discharging facilities for tankers at ports. The risk rises if gasoline is scarce and expensive on the civilian market.
Sabotage is a security hazard during all levels of conflict.
Open pipe flanges. Set fires and cause explosions to destroy portions of a line. In areas of greater conflict, the likelihood of sabotage and interdiction increase. Isolated parts of a pipeline are at great risk to enemy, terrorist, partisan, and ground attack. Pumping stations often are remote from supporting units.