This lack of situational awareness resulted from procedural errors. The Rail Motor Driver departed Top Points without communicating his intention to his Guard or the Hi-Rail crew, and the Rail Motor Guard exceeded his authority by authorising the Hi-Rail to leave a worksite and proceed to Top Points.
This absence of situational awareness stemmed from procedural mistakes. The Rail Motor Driver departed Top Points without informing his Guard or the Hi-Rail crew of his intentions, and the Rail Motor Guard overstepped his authority by authorizing the Hi-Rail to leave a worksite and proceed to Top Points.