wuwendy wuwendy

21-06-2020
Computers and Technology

contestada

how workers change tower lights from the ground on freeway

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jjfeldcher jjfeldcher

22-06-2020

They would use an ICS (Industrial Control System) to control the lights. Typically on a underground wire or high-speed LAN (Local Access Network) to access the ICS from the tower.

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