The Transport Department announced on Wednesday that it will be rolling out time-varying toll charges at the city’s three cross-harbour tunnels from 5am on December 10.Officials said traffic at the tunnels have returned to pre-Covid levels and differential charging should be implemented as soon as possible to ease rush hour traffic.Under the new arrangement, from Monday to Saturday, it will cost HK$30 to make a crossing during non-peak hours in the day, and HK$20 at night via any of the three...