PAS 128 Utility Survey Categories Explained — Which Level Do You Actually Need?
PAS 128 defines four utility survey categories, from desktop records to physical verification. Specifying the wrong one is the most common cause of delays and repeat site visits — here’s how to get it right.
PAS 128 Utility Surveys: What the Standard Actually Requires
PAS 128 defines four utility survey quality levels and how each must be carried out and recorded. A compliant survey tells you not only where a service is, but how confident you can be in that position.
What Project Managers Should Understand About Survey Scope (Before the Project Starts)
Most design problems and on-site delays come from one thing: the wrong survey scope. Here's what project managers should understand about topographical and utility surveys before a project starts — and why RICS accuracy bands and PAS 128 Quality Levels matter.

