Who gets stranded?
Introduction
· A Gentle Introduction to Isochrone Maps
Analysis
· Tuas West Extension
· Downtown Line Failure
· Hypothetical Line Failures
Appendix
· Hawker Centre Accessibility Index
Demo
· Isochronic Singapore
As mentioned in the 2013 Land Transport Master Plan, Singapore’s metropolitan rail network continues to form the “backbone of our land transport system.” …
Folks, here we go again.
Introduction
· A Gentle Introduction to Isochrone Maps
Analysis
· Tuas West Extension
· Downtown Line Failure
· Hypothetical Line Failures
Appendix
· Hawker Centre Accessibility Index
Demo
· Isochronic Singapore
Just over a week back on 18 August 2017, the latest addition to Singapore’s metro system, the Downtown MRT Line, broke down during the morning peak period.
We have looked at similar train disruptions in the past, but the Downtown Line presents an interesting context. Unlike it’s older counterparts like the North-South Line and East-West Line which have bus services routed based on the hub-and-spoke model, the Downtown Line doesn’t share the same design guidelines. …
Keeping score.
Introduction
· A Gentle Introduction to Isochrone Maps
Analysis
· Tuas West Extension
· Downtown Line Failure
· Hypothetical Line Failures
Appendix
· Hawker Centre Accessibility Index
Demo
· Isochronic Singapore
Inspired by Conveyal’s work on assessing accessibility within cities, I thought that I would have a look at accessibility in Singapore. Conveyal’s approach is to focus on accessibility of jobs via public transportation, referencing Alain Bertaud’s paper “Cities as Labor Markets.”
Take One: Area Accessibility Index
Since this is an exercise to look at assessing accessibility, I started with the very naïve approach of assessing accessibility by aggregating the total area accessible via public transport within an arbitrary amount of time. …
