4 ms·
If a guy holding the drill CAN cause this issue, that means there's ALSO a drill calibration issue, a bolt inspection issue, an inspection recordkeeping and dou
by myself248 3y ago
If a guy holding the drill CAN cause this issue, that means there's ALSO a drill calibration issue, a bolt inspection issue, an inspection recordkeeping and doublechecking issue, etc.
Humans make mistakes. The whole point of modern manufacturing is to make products better than any human can make them, by layering processes and procedures to catch those mistakes before they get out the door, and continually improve the processes to catch ever more.
- jacquesm 3y agoSpot on, this is exactly the problem: you can't have 'just loose bolts', it's a whole raft of other issues.
- mckn1ght 3y agoIn The Design of Everyday Things Donald Norman mentions the swiss-cheese model, whereby multiple layers in a process need to align correctly for a mistake to lead all the way to an incident: https://en.m.wikipedia.org/wiki/Swiss_cheese_model https://en.m.wikipedia.org/wiki/Swiss_cheese_model