Sydney ordered 10 new ferries with a viewing deck -- but they don't fit under some of the city's bridges

Officials in Sydney have admitted the city's 10 new ferries don't fit under some of its bridges, with passengers sitting on its viewing deck having either to vacate the area or duck and cover.

source https://www.cnn.com/travel/article/sydney-ferries-height-bridges-scli-intl/index.html