How to do a construction takeoff
A construction takeoff is how you measure and count everything on a set of drawings so you can price a bid: areas, lengths, and counts of the materials and work. Here is the whole process on a PDF plan set, step by step. You can follow along in your browser.
The takeoff process, step by step
- Gather the drawings. Open the PDF plan set you are bidding. Work sheet by sheet so nothing gets missed.
- Set the scale. Before you measure anything, calibrate the drawing from a known dimension, or pick a standard scale, so every measurement reads in real feet. See how to set the scale on a PDF.
- Measure areas. Trace floors, walls, roofs, and paving to get square footage. Keep each type on its own group. See how to measure area and length.
- Measure lengths. Trace pipe, conduit, footings, curb, and trim to get linear feet, sheet by sheet.
- Count items. Tally fixtures, devices, equipment, and any repeated items, with running subtotals by type.
- Organize by trade or type. Keep each system or material on its own takeoff group so quantities roll up separately and cleanly.
- Export and price. Send the quantities to Excel or CSV, then apply your material and labor pricing to turn the takeoff into a bid.
Tips for a faster, cleaner takeoff
- Double-check the scale on each sheet before you measure; scales can change between sheets.
- Use detection to get a head start. One-click Detect Spaces names rooms and Detect Runs groups wall and pipe line-work, so you review instead of trace from scratch.
- Separate by type or finish from the start, so areas and lengths roll up the way you bid.
- Search across sheets to find schedules, notes, and repeated details fast.
- Keep your drawings private by using a tool that measures on your own device rather than uploading them.
Do it free in your browser
You can do a full area, length, and count takeoff with TRACEBUILD Lite, free in the browser while it is in early access, with one-click detection and Excel export. When you are ready, jump to your trade for exactly what to measure and count: takeoff software by trade.
Common questions
What is a construction takeoff?
A construction takeoff is the process of measuring and counting all the materials and work shown on a set of drawings, areas, lengths, and counts, so you can price a bid. It is the quantity step that comes before estimating the cost.
Do I need special software to do a takeoff?
You can take off from paper by hand, but takeoff software on a PDF is far faster and more accurate. TRACEBUILD Lite does area, length, and count takeoff free in the browser during early access, with nothing to install.
What is the difference between takeoff and estimating?
Takeoff is measuring the quantities (how much of each material and task). Estimating is putting a price on those quantities using material and labor costs. You do the takeoff first, then estimate from it.