[riotnrrd]

All cables? Everywhere in the entire country? Accurate to the centimeter level and updated on the hour?

Edit: This was flippant, but the real issues are: any map you get will be incomplete and obsolete almost immediately and cables move and sway in the breeze.

[lazide]

It doesn’t need to be at the cm level. Giving them a 10m berth should be fine.

[anamexis]

A 10m berth from wires would exclude a substantial proportion of houses in my city.