This repository contains the Korean Expressway network data used in
- Chung, S. H. and C. Kwon (2015), “Multi-Period Planning for Electric-Car Charging Station Locations: a Case of Korean Expressways”, European Journal of Operational Research. 242(2), 677–687.
- Chung, B.D., S. Park, C. Kwon (2018), “Equitable Distribution of Recharging Stations for Electric Vehicles”, Socio-Economic Planning Science, 63, 1-11.
2011 directory includes
.csv files that are identical to the tabs in the
The road network data and the traffic volume (termed 'demand') data were obtained from http://www.ex.co.kr in 2011. The location of each node and the length of each arc are estimated from the GIS information available in http://openapi.nsdi.go.kr.
Note that the 2011 data is outdated. The road network in 2017 looks:
See also the dataset for the DC-NY-BOS network.