Warehouse workers at 'railroad crossing' of miniature railroad conveyor system inside Chicago Tribune's paper storage wa

The video discusses an ingenious crossing signal system similar to those used by full-sized railroads. It highlights the safety features, such as ringing bells and flashing lights, designed to warn workers effectively.

What features are included in the devised crossing signal?

In what situations would the crossing signal be particularly useful?

How does the devised crossing signal compare to those used by full-sized railroads?

What are the potential benefits of using such a crossing signal for workers?

What is the purpose of the ringing bells and flashing lights in the crossing signal?