What does the term "disturbed track" refer to?

The term "disturbed track" specifically refers to a section of passable track that has a temporary speed restriction imposed due to conditions that could affect the safety or stability of the railway. This can occur because of various factors, including recent maintenance work, environmental impacts, or temporary changes in the track structure. It is essential for train operators to be aware of such restrictions to ensure safe handling and operation of trains over these sections.

Recognizing that "disturbed track" does not indicate a permanent issue, such as structural defects, helps clarify its specific use in railway operations. It contrasts with terms that would describe tracks that are permanently out of service or have significant defects, emphasizing the temporary nature of the condition and the ongoing passability of the track.