How to assess foundations

In the new tender specification of the new framework agreement with the NCG (Vraagspecificatie - Inspectie, Beoordeling en Beoordelingsrapport v2.0, d.d. December 13th 2024), an appendix M3 is added which describes rules around assessment of foundations Instructieregels omgang funderingen NCG. Based on that document, the 2 flowcharts below have been set up which can be used for the assessment of the foundation.

Workflow geotechnical assessment.

The assessment of the foundation includes 2 checks: A liquefaction check and a damage check. The liquefaction check can be performed by checking the NEN webtool. For the damage check, the second flowchart can be followed.

Flowchart damage check for geotechnical assessment.