prEN 18344

Execution of special geotechnical works - Artificial ground freezing prEN 18344

Publication date:   Apr 30, 2026

Scope

This document establishes general principles for the execution, testing and monitoring of Artificial Ground Freezing (AGF) works.
AGF is the process of changing the water in the ground from liquid to solid state in a controlled way by artificial means.
This document is applicable to:
— civil works (tunnels, shafts, retaining walls, plugs, underpinning …)
— environmental works (remediation, cut-off walls, …).
This document does not apply to:
— permafrost
— seasonal frost
— mining applications.