9 car trains 459 ft or 140m.
https://en.wikipedia.org/wiki/PATH_(rail_system)#/media/File:Train_Ride_to_Newark_(1997)_(6390625079).jpg 8 x 51 ft = 408 or 124m.
https://en.wikipedia.org/wiki/PATH_(rail_system)#Rolling_stock
https://liamoconnell.com/2022/07/08/why-the-path-train-never-grew/
https://nyc.streetsblog.org/2021/05/16/opinion-the-port-authoritys-wrong-moves-at-newark-airport/
https://www.youtube.com/watch?v=xQTy48KmHbY buildings
the new Samuel-de Champlain Bridge https://www.youtube.com/watch?v=GiX8OT1iwZI br
https://www.youtube.com/watch?v=nfYgsWxqiUg
Montreal's Underground City (officially known as RÉSO) https://www.youtube.com/watch?v=FcysNkp0Li0
https://en.wikipedia.org/wiki/Sydney#Urban_structure
https://en.wikipedia.org/wiki/Quay_Quarter_Tower
https://www.arup.com/projects/quay-quarter-tower
https://www.bvn.com.au/project/quay-quarter
https://www.buildaustralia.com.au/projects/keys-handed-over-for-new-quay-quarter-tower-in-sydney/
https://www.multiplex.global/ca/projects/quay-quarter-tower/
https://www.bvn.com.au/article/qqt-its-a-wrap
https://www.skyscrapercenter.com/building/quay-quarter-tower/17753
https://en.wikipedia.org/wiki/List_of_tallest_buildings_in_Sydney#Tallest_buildings
Toronto Transit Commission’s Andy Byford gives us a tour of Toronto’s underground subway tunnels. https://www.youtube.com/watch?v=Z8qwkjW1uIM
https://www.youtube.com/watch?v=UvsBg1-h4Xs
https://www.youtube.com/watch?v=JRpRxT9s--I The history and the future expansion plans for the TTC Toronto Subway
https://www.youtube.com/watch?v=pF1RH5BzDjw little-known facts about our Toronto subway system
https://www.youtube.com/watch?v=x2AJJ7KYs-c
https://en.wikipedia.org/wiki/Blue_Line_(Calgary)
https://en.wikipedia.org/wiki/Westbrook_station_(Calgary)
"Up until the completion of the Red Line's Fish Creek–Lacombe station, all platforms for the CTrain were originally designed to service three-car trains, although there had been enough space allotted to allow four-car trains. Beginning in 2007 construction on station platforms began to expand the entire network to allow four-car trains, with the project being completed in 2017..." https://en.wikipedia.org/wiki/Blue_Line_(Calgary)#Capacity_upgrade
https://en.wikipedia.org/wiki/Blue_Line_(Calgary)#Stations_and_route
https://www.sfmta.com/projects/muni-metro-modernization
https://en.wikipedia.org/wiki/Muni_Metro
75 feet
(23 metres) https://en.wikipedia.org/wiki/Siemens_S200
https://en.wikipedia.org/wiki/Muni_Metro#Rolling_stock
https://en.wikipedia.org/wiki/Siemens_S200#Couplers
https://en.wikipedia.org/wiki/Market_Street_subway
https://en.wikipedia.org/wiki/Muni_Metro#/media/File:Muni_Metro_(2020-08).svg
https://en.wikipedia.org/wiki/Muni_Metro#Recent_expansions
https://en.wikipedia.org/wiki/Central_Subway_(San_Francisco)
https://en.wikipedia.org/wiki/Central_Subway_(San_Francisco)#Proposed_extension
https://en.wikipedia.org/wiki/Chinatown_station_(Muni_Metro)
https://en.wikipedia.org/wiki/Union_Square/Market_Street_station
https://en.wikipedia.org/wiki/Powell_Street_station
https://en.wikipedia.org/wiki/Yerba_Buena/Moscone_station
https://en.wikipedia.org/wiki/4th_and_Brannan_station
https://en.wikipedia.org/wiki/San_Francisco_4th_and_King_Street_station
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