Quantity reports that survive bid-day scrutiny
How to structure a takeoff quantity report so it is fast to price, easy to audit, and organized to match the bid form scope by scope.
5 min read
Key takeaways
- Group by scope in the order the bid form asks for it.
- Every line needs a unit, a quantity and a sheet reference.
- Show derived conversions rather than hiding them.
- Version the report so priced numbers trace to a snapshot.
The quantity report is the handoff document between measuring and pricing. If it is organized well, pricing is transcription. If it is organized badly, pricing becomes re-interpretation — and every re-interpretation is a chance to change a number by accident.
Structure it like the bid form
The single highest-value formatting decision is ordering the report to match the bid form. When line 14 of the form is 12" RCP and line 14 of your report is 12" RCP, pricing is a straight read-across and the final check takes minutes.
| Column | Purpose |
|---|---|
| Scope group | Storm, sanitary, paving, earthwork |
| Condition name | Item as measured, with size and band |
| Quantity | The measured or derived number |
| Unit | LF, SF, SY, CY, TON, EA |
| Sheet reference | Where it was measured |
| Derivation | SF × 4" ÷ 324, or blank if measured directly |
| Notes | Assumptions or discrepancies on this line |
Show the arithmetic
Derived quantities — trench volume, base tonnage, concrete CY — should display the inputs and the factor, not just the result. A reviewer who can see "1,200 SY × 6" ÷ 36 = 200 CY" can verify it instantly; a bare "200 CY" has to be trusted or recomputed.
Hidden conversions are how a factor gets applied twice. Visible arithmetic makes double-application obvious at a glance.
Version it
- Stamp each report with a date, time and plan revision.
- Keep the frozen pre-pricing snapshot, not just the latest.
- Issue addendum revisions as new versions with the changes marked.
- Keep the version that the submitted bid was priced from.
Also produce the summary view
- A one-page scope summary for the bid review conversation.
- A per-sheet subtotal view for checking match-line duplicates.
- A sub-package view filtered to a single trade's scope.
- A comparison against the engineer's quantity summary where one exists.
Those four views come from the same quantities and take no additional measurement. They exist because different readers need different cuts of the same data — and producing them by hand at 9am on bid day is exactly the work that should already be done.
Doing this work in TakeoffAI? Report export.
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