Abstract / Summary
_How were these GPS points obtained?_
List of all border checkpoints are found at https://www.ica.gov.sg/about-us/our-checkpoints. Details of each crossing obtained from the Infopedia series by the National Library Board, Singapore.
_Are there any known data gaps?_
N/A
List of all border checkpoints are found at https://www.ica.gov.sg/about-us/our-checkpoints. Details of each crossing obtained from the Infopedia series by the National Library Board, Singapore.
_Are there any known data gaps?_
N/A