TWI Training and Examination Services
Certification: CSWIP

CSWIP 3.1U Underwater Inspection Course

The NDT Inspection Diver qualification for commercial divers requiring an internationally recognised inspection certification.

  • Theoretical instruction to the CSWIP approved syllabus
  • General underwater and close visual inspection
  • Cathodic protection and ultrasonic digital thickness measurements
  • Eligibility to sit the CSWIP 3.1U examination
Commercial diver in a yellow helmet carrying out underwater inspection on a subsea structure

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Send us your email and we will share dates, locations and what to prepare before booking.

We will only use your details to respond to your enquiry. No obligation to book.

Is it for me?

Built for working commercial divers

This course is for commercial divers requiring an internationally recognised inspection qualification. It provides the theoretical grounding and practical subsea inspection techniques needed to progress into underwater non-destructive testing (NDT) work, and the eligibility to sit the CSWIP 3.1U examination.

What will I learn?

The course covers

  • Theoretical instruction to the CSWIP approved syllabus
  • Cathodic protection measurements
  • General underwater and close visual inspection
  • Ultrasonic digital thickness measurements
  • Recording by video and photography
  • End-of-course assessment
What will I leave with?

On completion, you should be able to

01

Explain the principles

Explain the theoretical principles of subsea visual inspection.

02

Inspect in practice

Be proficient in practical visual subsea inspection techniques.

03

Qualify to examine

Gain eligibility to sit the CSWIP 3.1U examination.

Ready to take the next step?

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What else should I know?

Entry requirements

This course is for you if

  • You are a commercial diver seeking an internationally recognised inspection qualification
  • You hold an approved commercial diving qualification
  • You hold an HSE approved, in-date, full commercial diver medical certificate

Good to know before you book

  • The course follows the CSWIP-DIV-7-95 Part 1, 6th Edition (April 2019) syllabus, available on the CSWIP website
  • It forms the first step on the Topside and Underwater Inspection career path
  • Verification of entry requirements will be requested once your online booking is complete
Important information Before booking online, please ensure that you meet the entry requirements, as verification will be requested when the online booking is complete.
Example career path

Where the 3.1U leads

The CSWIP 3.1U is the entry point for underwater inspection. It forms part of TWI's Topside and Underwater Inspection programme, with clear routes to progress as your experience develops.

You are here CSWIP 3.1U — NDT Inspection Diver
Next CSWIP 3.2U — NDT Inspection Diver
Then CSWIP 3.3U — ROV Inspector
Then CSWIP 3.4U — Underwater Inspection Controller
Why train with TWI

Welding is a complex subject and effective training is vital. TWI has played an important role in delivering this.

Richard March, Theme Lead (Welding and Joining), Rolls-Royce
How it works

From enquiry to certified

1

Check that you meet the entry requirements for the course.

2

Choose a location and a date from the course schedule.

3

Complete training to the CSWIP approved syllabus and the end-of-course assessment.

4

Become eligible to sit the CSWIP 3.1U examination.

Questions

Frequently asked

Who is the CSWIP 3.1U course for?

It is designed for commercial divers requiring an internationally recognised inspection qualification.

What does the course cover?

The course covers theoretical instruction to the CSWIP approved syllabus, general underwater and close visual inspection, recording by video and photography, cathodic protection measurements, ultrasonic digital thickness measurements, and an end-of-course assessment.

What will I be able to do afterwards?

On completion you should be able to explain the theoretical principles of subsea visual inspection, be proficient in practical visual subsea inspection techniques, and gain eligibility to sit the CSWIP 3.1U examination.

What are the entry requirements?

You must hold an approved commercial diving qualification and an HSE approved, in-date, full commercial diver medical certificate. Verification of these requirements will be requested once your online booking is complete.

Which syllabus does the course follow?

It follows CSWIP-DIV-7-95 Part 1, 6th Edition (April 2019), which can be found on the CSWIP website.

How do I progress after this course?

The 3.1U is the first step on the Topside and Underwater Inspection path, leading on to CSWIP 3.2U (NDT Inspection Diver), CSWIP 3.3U (ROV Inspector) and CSWIP 3.4U (Underwater Inspection Controller).

Get in touch

Request CSWIP 3.1U course details

Send us your details and the team will be in touch with available dates, locations and guidance on meeting the entry requirements before you book.

Course enquiry

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We will only use your details to respond to your enquiry. No obligation to book.

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