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The blog

On quantities,
drawings and quotes.

How to read a drawing, count it right and get it into a quote. Written for the people who do the job.

Drainage · 29 October 2026A bill of quantities for drainage: taking it off the drawingWhat a drainage bill of quantities should hold, the order to take it off in, and where the mistakes tend to creep in.Read the post

Setting the scale on a drawing, and checking it27 October 2026 · 2 min read

Counting links: spacing, and why the answer is twelve22 October 2026 · 2 min read

Drainage, foundation and section drawings: what is the difference?20 October 2026 · 2 min read

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