ISO 19901-8:2023

This document specifies requirements and provides recommendations and guidelines for marine soil investigations regarding:

a)    objectives, planning and execution of marine soil investigations;

b)    deployment of investigation equipment;

c)    drilling and logging;

d)    in situ testing;

e)    sampling;

f)     laboratory testing;

g)    reporting.

Although this document focuses on investigations of soil, it also provides guidance, with less detail, for investigations of chalk, calcareous soils, cemented soils and weak rock.

Foundation design is not covered by this document.

NOTE 1    ISO 19901-4 and the respective design standards covering foundation design for the specific types of offshore structures to meet the requirements of application specific standards are given on the ISO website.

The results from marine geophysical investigations are, when available and where appropriate, used for plann