Chongqing completes first helicopter maintenance of mountainous UHV live-line

(ECNS)-- After two hours airborne, State Grid workers completed maintenance of the mountainous UHV live-line in Wuxi County, Chongqing Municipality.

Hanging from a helicopter, a worker drew close to the UHV line to prepare a work platform.

Maintenance workers commenced to repair and clean power lines within 1 and a half hours.