Huge "trail" along I-95 S in St Johns County?

[acme54321]

They're putting in a transmission line.  That explains the crane.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.fws.gov/southeast/pdf/map/irma/florida-mapbook_St.%2520Johns.pdf&ved=2ahUKEwiTte7s9I3aAhWFxVkKHRnnDPwQFjAAegQIBxAB&usg=AOvVaw0uRy91DS3gUZo2uxM8CI9e

[Lostwave]

Drove down that way this weekend.  Its definitely transmission lines.  They had several huge power poles on site waiting to be installed.

[TimmyB]

Drove down that way this weekend.  Its definitely transmission lines.  They had several huge power poles on site waiting to be installed.

Well, at least we'll have the Emerald Necklace to ride in a decade or so.