CSWIP 3.1u and 3.2u Refresher and Renewal Guide for Inspection Divers

Everything inspection divers need to know before renewal — what to study, how the process works, and how to prepare from offshore.

How CSWIP renewal works

CSWIP underwater inspection certifications are valid for 5 years. Recertification requires an examination every 5 years. Contact TWI Examinations at [email protected] to book.

What is a CSWIP refresher?

A CSWIP refresher is structured revision completed before renewing or re-sitting an inspection certification. NDTPrep provides online CSWIP refresher preparation for inspection divers.

CSWIP 3.1u refresher topics

Offshore structures, structural loading, corrosion science, catho