As-built drawings: the cheapest insurance on the project
Why as-built drawings get skipped, what a genuine as-built is, and how to capture record information without it becoming a project of its own.
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Practical writing on building services, by someone who has installed, maintained, and priced what he designs.
Heat load calculations, done properly
What a defensible heating and cooling load calculation covers, which assumptions matter most, and the shortcuts that come back to bite.
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Rules of thumb vs first principles in HVAC design
W/m², air changes per hour, and the other shortcuts every engineer carries: where they hold up, where they fail badly, and how to use both methods together.
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What makes a good M&E bill of quantities
How to structure an M&E bill, the lines that always get missed, and why the assumptions register matters as much as the quantities.
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