What is a critical action that should be taken when a bus approaches a railroad crossing?

When a bus approaches a railroad crossing, the critical action that should be taken is to stop, look, and listen for trains. This step is essential because it ensures the safety of passengers and prevents potential accidents. Buses, due to their size and weight, require considerable distance to stop, and assessing the situation at a railroad crossing is crucial.

Stopping allows the driver to visually inspect both directions of the tracks for oncoming trains. Additionally, listening for train signals can provide an important auditory cue that indicates a train's approach, further enhancing safety. This thorough approach emphasizes caution and awareness, as trains can often be fast and may not be visible until they are very close.

Safely navigating railroad crossings is particularly important in Texas, where there are numerous rural areas and multiple crossings that may not have gates or lights. Therefore, adhering to the practice of stopping, looking, and listening is vital in helping to prevent accidents and ensure the safety of everyone on board.