Bristol projects can involve compact urban access, sloping residential plots and larger development or modular sites. The foundation should be chosen around the actual structure and site rather than a generic regional rule.
For a useful foundation answer, we need to know what the screws are supporting, where the frame needs support and how the installation equipment can reach the working area. The same size building can need a different layout on a different plot.
That is why this page covers more than “ground screws near me”. It links the local service area to the national cost, installation, sizing, load and ground-condition guidance needed to make a sensible decision.