Excessive noise exposure is a serious global urban health problem, adversely affecting millions of people. One often cited source of urban noise is mass transit, particularly subway systems. Both existing and future noise levels in the study area are relatively high at almost all locations in the study area during almost all hours of the […]
Archives for May 2022
Causes of delays
The MTA has identified the top causes of delays on the subway. The issues are mostly due to archaic equipment but are also caused by riders such as sick passengers, physical violence, holding the subway doors or police activity. The top five causes of delays are: Track and signal issues Sick passengers or violence and […]
Platform Screen Doors
The protective doors, which create a barrier that blocks the track area from platforms until trains arrive, are used on many newer subway systems, train lines and stations in Europe and Asia, including in London, Hong Kong, Paris, Singapore and Tokyo. They are far less common in the United States, though they are used in […]
