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It should be obvious if the light doesn't have ANY yellow or green bulb that they shouldn't be changed.
by iopq 10y ago
It should be obvious if the light doesn't have ANY yellow or green bulb that they shouldn't be changed.
- germanier 10y agoUsually we teach people to not try to be clever when applying checklists. More often than not the "obvious" thing to do can have fatal consequences.
- icebraining 10y agoOr maybe the last person forgot, or they were stolen, or whatever. You'd probably have to report that and waste the time of a bunch of people.
- dwighttk 10y agosurely it is illegal to put up a traffic signal without working bulbs.