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Examples of wigwag
wigwag
A railroad crossing with a flashing traffic signal or wigwag will also typically have a warning bell, also known as a gong.
From the en.wikipedia.org
Wigwag-style railroad crossing signals were deemed inadequate in 1949 and new installations were banned in the United States.
From the en.wikipedia.org
Existing wigwag signals were allowed to remain and 60 years later, there are still about 50 wigwag signals in use on railroads in the USA.
From the en.wikipedia.org
Traffic on this line was busy enough that there were signals on the lines facilitating movement of trains and wigwag signals at some railroad crossings for the protection of motorists.
From the en.wikipedia.org
- Send a signal by waving a flag or a light according to a certain code
- Wigwag was an American magazine published from 1988 until 1991.
- Wigwag is the nickname given to a type of railroad grade crossing signal named for the pendulum-like motion it used to signal the approach of a train. ...
- (Wigwagging) Flag signals can mean any of various methods of using flags or pennants to send signals: Flaghoist signalling or the flaghoist signalling system uses sets of flags and pennants to convey messages. The U.S. ...
- Film slang for the warning lights outside sound stages to indicate when shooting is taking place.
- To signal with flags.
