Tower is the support of transmission line in overhead transmission lines.
The Poles are mostly made of steel or reinforced concrete, and are the main supporting structures of overhead transmission lines.
Tower is one of the basic equipment in overhead distribution line, which can be divided into three kinds of wood rod, cement rod and metal rod According to the material used. The cement pole has the advantages of long service life and small maintenance work, which is widely used. The most used in the cement rod is the shoot rod, and the taper is generally 1/75, which is divided into ordinary reinforcing bar and prestressed concrete bar.
The tower includes: insulator string, overhead ground wire, jumper insulator string