The request
“Create an activity-on-arrow diagram for a clinic renovation: survey rooms, approve the layout, order fixtures, clear rooms, install wiring, then reopen the clinic.”
Then tryAdd a two-day inspection before reopening.Change fixture ordering to take twelve days.
What is in this drawing
Read the decisions behind it.
01Approval gate
Do not order or clear rooms until the layout is approved.
02Parallel work
Fixture ordering, room clearing and wiring can proceed together.
03Reopening event
Reopening waits for all three preparation activities.
Use this pattern when several activities begin after one approval and converge on a single handover event.
More like this
Other examples in this family.
FAQ
Common questions
Why are three activities parallel?
They all start after layout approval and can progress independently.
What delays reopening?
A delay to fixtures, clearing or wiring delays the reopening event.
What do the nodes mean?
They mark project events at the start or finish of activities.