The Definitive Guide To PAS 128 Utility Surveys: A Guide for Engineers, Contractors and Project Managers 

When Everyone Is Nice Guide

Discover how Greenhatch helps engineers, contractors and project managers identify buried services early and reduce avoidable risk before construction begins. 

In this guide, you’ll learn how to :

✓ Identify the right quality level for your project - from QL-D desktop records through to QL-A verification by excavation  and understand what each level means for your risk exposure
 ✓ Specify PAS 128 surveys correctly and avoid the project risk introduced by vague or incomplete survey specifications
 ✓ Understand when PAS 128 is required including pre-construction planning, brownfield redevelopment, infrastructure projects and urban construction environments
 ✓ Recognise what defines a high-quality survey from equipment capability and surveyor experience through to QA processes and clear CAD deliverables

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Trusted survey support across the UK

Choosing the right survey method starts with understanding the site, the project and the information your team needs to move forward.

Greenhatch supports construction, infrastructure and property projects across the UK, helping project teams get accurate survey data from the start.

With a head office in Derby and regional offices in London, St Albans, Newcastle and Chippenham, our team can support projects of different sizes, locations and levels of complexity.