If the traffic lights are not working, the intersection is treated like a 4-way stop. That is, as if everyone has a stop sign.
A signal light that is not working.
Anyone driving a vehicle or riding a bicycle should obey a traffic light.
If the traffic light is not powered, you are to treat it as a all-way stop sign. I'm assuming that's what you mean by that. If the traffic light is broken, likely there will be utility workers out there working to fix it and you follow their instructions if any.
Roads should be widened, and traffic lights should be in full working order at all times. Carpool lanes can also ease the flow of traffic.
A steady yellow traffic light indicates that the traffic signal is about to change to red, and drivers should prepare to stop safely.
You should recycle light bulbs that are no longer working to prevent harm to the environment.
When approaching a blinking yellow arrow traffic light, a driver should proceed with caution and yield to oncoming traffic before making a left turn.
When approaching a flashing yellow arrow traffic light, a driver should proceed with caution and yield to oncoming traffic before making a left turn.
Yes, it is illegal to drive with only one brake light not working. It is a safety hazard and can result in a traffic violation.
.... as a stop sign.
If there is a traffic light.
if you hit a patch of ice and you go sliding across all four lanes of traffic, its not working.