Setting out errors rarely announce themselves early. They show up later — when the concrete is poured, the piles are in, or a structural frame doesn't align. By then, the cost isn't the survey. It's the programme. This guide covers the five most common setting-out mistakes on UK construction sites, why each one happens, and what prevents it.

Survey control is the reference framework every setting out decision on your project is built from. Get it wrong — or skip verifying it — and every measurement derived from it carries the same error. This guide explains what a control network is, how it should be established and verified, and what the programme and commercial consequences are when it isn't