guard wire

guard wire

[′gärd ‚wīr]
(electricity)
A grounded conductor placed beneath an overhead transmission line in order to ground the line, in case it breaks, before reaching the ground.
References in periodicals archive ?
She fell back towards the guard wire and was swept under it by another wave.
The car holdingthe spigots (the joining brackets for the spinnaker pole) to the mast was ripped out and a third of the guard wire down the port side of the boat collapsed.
Troax also installed its Delta Guard wire mesh screening along the rows of pallet racking within the enclosure to prevent items from falling and possibly injuring staff working in the aisles below.
King Safety Products' new Safety Guard wire connectors, which cost only about a penny more than standard twist-on connectors, can minimize this risk.