Metruno resources
Check the count.
Understand the estimate.
Work through a real drawing, organize source-linked quantities in Excel, and follow the calculations behind a bid.
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A practical place to start.
Practical examples for checking the drawing, organizing counts and pricing reviewed work.
Worked PDF exampleFree Excel downloadWorked estimate
Count electrical symbols in a PDF
Follow the E101 lighting plan from one selected symbol to reviewed, source-linked CSV counts.
Electrical takeoff spreadsheet
Group counts by drawing, page and code. Keep new, existing and removal scope separate, with checks for duplicates.
Turn reviewed takeoff into an estimate
See materials, labor, overhead and markup calculated from a small, clearly scoped set of quantities.