Cutty Sark for Maritime Greenwich DLR station at £30m) and risk of damage to the heritage site at street level. TfL proceeded with an alternate plan for the station that involved the use of selective door operation which allows three-car trains to stop at the station by only having the doors near the centre of the train open in both end carriages. One of only three completely underground stations on the DLR network, Cutty Sark station utilises an island platform setup with two tracks. This is similar to its cross-river sister station, Island Gardens, but unlike Bank station, which is designed to resemble a deep-level London Underground
Underground power station After World War II, large hydroelectric power stations were placed underground more often in order to protect them from airstrikes. Often underground power stations form part of pumped storage hydroelectricity schemes, whose basic function is to level load: they use cheap or surplus off-peak power to pump water from a lower lake to an upper lake. During peak periods (when electricity prices are often high), the power station generates power from the water held in the upper lake. Some notable underground power stations are: Underground power station An underground power station is a type of hydroelectric power station constructed by