The Sydney Metro is a fully automated rapid transit system in Sydney, New South Wales, Australia. The first component, the Metro North West Line, opened on 26 May 2019, running from Tallawong to Chatswood. It currently consists of 13 stations and 36 km (22.4 mi) of twin tracks, mostly underground.
The University Corridor will: Consist of 25.3 miles of accessible service. Bring east/west and north/south connectivity. Extend from the Westchase Park & Ride (near Westpark Tollway and Sam Houston Tollway) to the Tidwell Transit Center (near Tidwell Road and U.S. Highway 59) Provide access to four colleges and universities; Houston Community
Cincinnati Metro has announced which two corridors will be the first in the region to get Bus Rapid Transit (BRT) routes. The Hamilton Avenue and Reading Road corridors were chosen after Metro
The Busan–Gimhae Light Rail Transit is a light metro system that connects the city of Busan to the neighboring city of Gimhae. The line opened on 9 September 2011. It is operated by B&G Metro. The line has 21 stations, including two stations, Daejeo and Sasang, where one can transfer to Line 3 and Line 2 respectively.
The salient difference is that metros (subways) are grade-separated. Metro = 100% grade separated. Most effecient (moves greatest number of people quickly) and most expensive because of tunnelling. Heavy-rail = may have grade crossings (esp., US), no mixed traffic.
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difference between metro and rapid metro