Aust Severn Powerline Crossing
Aust Severn Powerline Crossing is the longest overhead power line span in the United Kingdom with a length of 1,618 m (5,308 ft). == History == The crossing spans the River Severn between Aust and Beachley and is part of the National Grid.
Source: Wikipedia — Aust Severn Powerline Crossing (CC BY-SA 4.0)