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project planning · laboratory

Lab installation activity-on-arrow diagram

This activity-on-arrow diagram organizes laboratory installation work around a utility approval gate. After the scope is confirmed and utilities are approved, equipment delivery, bench preparation and extraction fitting can proceed at the same time. The commissioning activity starts only when all three are complete. That makes the final readiness condition explicit without confusing events with activities. Use it when a lab manager needs a simple network for coordinating facilities work, suppliers and technical commissioning. Replace the labels and durations with the actual services, equipment and verification steps required at your site.

Type PERT / CPM network & Gantt chartStandard PMI PMBOK 7 + Moder 1983 (AON/PDM)Engine schematex-pertUpdated 9/24/2026
Lab installation (AOA)
Drawing preview
The request

“Create an activity-on-arrow diagram for a lab installation: confirm scope, approve utilities, deliver equipment, prepare benches, fit extraction, then commission the lab.”

Then tryAdd a safety inspection before commissioning.Change equipment delivery to take ten days.
What is in this drawing

Read the decisions behind it.

01Utility approval

Equipment preparation begins only after utilities are approved.

02Independent streams

Delivery, benches and extraction run in parallel.

03Commissioning gate

Commissioning requires every installation stream.

Use this network for equipment installation where several site preparations converge on a commissioning event.

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FAQ

Common questions

Why is utility approval early?

It confirms that the site can support the planned installation.

Can delivery overlap preparation?

Yes, both begin after utility approval.

What is commissioning?

It is the final activity that verifies the lab is ready to operate.