ISA and speed limit data in NZ

https://www.dropbox.com/scl/fo/vzdq2u0e6sub4a0xdjxwm/h/Monday%2031%20October/1.25pm%20-%203.30pm%20Breakouts/Waitakere%203/14.10%20-%20Andrew%20Wall%20-%20ISA%20and%20speed%20limit%20data%20in%20NZ.pptx?dl=0&rlkey=q73ug8gx6pg0e8colh3yr9p5d