tef on Nostr: reading up on the ntsb report on the dca heli collision, and they've put a jaw ...

reading up on the ntsb report on the dca heli collision, and they've put a jaw dropping graph inside

it shows how narrow the safety margin is between the helicopter route and landing path

the last time i saw such a striking "don't do that" graphic in an incident report was the northern and city line incident, where someone tried to drill through an active subway line