Last week I got an urgent call to measure noise from installations as soon as humanly possible, in a project which have had some problems with too loud ventilation. The problem had just been mitigated (hopefully) but they still needed a protocol to give the green light to the building. I basically booked the next possible flight and went to Stockholm. Usually, I hate doing these one-day trips. They can often be exhausting. This time however, it wasn’t a complete disaster. I had planned extreme margins both before and after the measurement. Still, I learned a couple of valuable lessons on why these one-day trips are a bad idea anyway.

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