2 accredited centres · TWI / BINDT standard
Non-Destructive Testing — a range of inspection techniques used to assess the condition of materials, welds, and structures without causing damage. Common NDT methods include ultrasonic testing (UT), magnetic particle inspection (MPI), radiographic testing (RT), eddy current testing (ECT), and visual inspection. NDT technicians play a critical role in offshore asset integrity programmes, inspecting welds, pipework, and structural components. Qualifications are typically issued to PCN (CSWIP) standards. More about NDT / CSWIP →
Validity
Typically 5 years with 10-year recertification (scheme-dependent)
Duration
1–2 weeks per method
TWI Training
📍 Middlesbrough
Large NDT / welding-inspection trainer (CSWIP, PCN, BGAS); also Aberdeen, Cambridge, Rotherham, Port Talbot.
Visit website →The Underwater Centre
📍 Fort William
World-leading commercial diver and ROV training centre; only UK school offering the full HSE Air and Mixed Gas diving range.
Visit website →How long is NDT / CSWIP valid?
NDT / CSWIP is valid for Typically 5 years with 10-year recertification (scheme-dependent).
How long does the NDT / CSWIP course take?
Course duration: 1–2 weeks per method.
Do offshore employers in United Kingdom accept any NDT / CSWIP certificate?
Only certificates issued by TWI / BINDT-accredited centres are accepted by offshore operators. All centres listed on this page are established accredited providers, but always confirm current accreditation with the provider before booking.
Looking for work after certification? Browse live offshore vacancies or read how to start an offshore career with no experience.
Centre list last reviewed 2026-07 against official TWI / BINDT accreditation information. Accreditations change — always confirm directly with the provider before booking. Is your centre missing or listed incorrectly? Email support@crewval.com.
Upload your certificate to CrewVal and get reminders 90, 30, and 7 days before expiry — free.
Create free accountFree to join. No credit card required.