Wiktionary
n. (plural of overhead line English)
Usage examples of "overhead lines".
On this stretch not only were there overhead lines with many objects attached, there were markers every few feet and they were adorned with the same sort of odd contraption as the overhead lines .
He knew that the microwave systems would play an important part in the British defence in time of war, for there was no telling what damage other sections of the telecommunication network - underground cables and overhead lines - would sustain under enemy attack.
The control box for the house systems was in the basement, and that's where the phone cables entered, toopower and telecommunication lines were being systematically buried in response to fears that unshielded overhead lines caused cancer.
Apparently the power is transmitted through overhead lines that are vulnerable during storms.