A telephone pole is, as the name implies, a pole for electric wires. Appearing in various rural areas-fields-roads-streets, was one of the important infrastructures of early China.
telephone pole
Early electric poles all started from wooden poles, even high-voltage electric poles with a voltage level that was not too high.
Later, due to the development of steel and reinforced concrete and technical requirements, these two materials replaced most of the wood poles, and the applicable wood became scarce, and it was basically difficult to see wood poles in cities.
But in some less developed places, wooden poles are used to set up telephone lines, because wooden poles are light in weight, convenient to set up, and the load and tension of telephone lines
Small, the wooden pole can be competent, if the telephone line is changed, it is also convenient to move the pole. Therefore, there are still some wooden telephone poles.
