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Review schedule-derived quantity delta for drawing revisions

Review the schedule-derived quantity changes between two drawing revisions and understand when reconciliation is blocked while schedules are still extracting.

Audience

This guide is designed for project manager.

Steps​

Step 1: Open the material quantities panel for your drawing comparison​

Open the drawing comparison and navigate to the material quantities panel to see the "Schedule-derived quantity delta" section for the selected original and comparison drawings.

Open the material quantities panel for your drawing comparison

Step 2: Check extraction status and reconciliation availability​

In the "Schedule-derived quantity delta" section, review the status message such as "Schedule still extracting" and the guidance "Waiting for Original SoM to reach COMPLETED" to understand why reconciliation is currently blocked.

Check extraction status and reconciliation availability

Step 3: View the source schedules of materials (SoM) for each revision​

Use the "View SoM" links for the original and comparison drawings to open each schedule document in a new view, so you can inspect the underlying quantities for each revision.

View the source schedules of materials (SoM) for each revision

Step 4: Confirm that reconciliation is disabled while extraction runs​

Observe that the reconciliation action button (labelled "Waiting for schedules") is disabled until all relevant schedules finish extracting, ensuring that you only reconcile once complete data is available.

Confirm that reconciliation is disabled while extraction runs

Last updated: 2026-08-04