Tag
#erection
2 topics across all disciplines.
Erection sequence and constructability — why the isometric order is not the build order
Why the number on an isometric says nothing about what has to be built first, how access is lost and regained, the dependencies that decide a piping sequence, and the habit of working backwards from the date that cannot move rather than forwards from today.
Spool handling and temporary support — the hours between landed and supported
The period in which a spool has been released by the crane but does not yet have the supports it was designed to have, why that state has no design behind it, what has to be established before the hook comes off, and why Friday afternoon is when pipe ends up on the floor.