Confidential HOIS documents

Most HOIS reports and recommended practice (RPs) or guidance documents are confidential to HOIS members. For a complete list of current confidential HOIS RPs, click here.
Publicly available documents
A number of documents produced by HOIS are publicly available and not restricted to members.
Documents currently available are:
  • HOIS Guidance for UAV based external Remote Visual Inspection (RVI), 2018
  • HOIS Guidance on in-service inspection and integrity management of caissons, 2014
  • HOIS Recommended Practice for the In-Service Inspection of Wall Loss in Pipes by Digital Radiography, 2015
  • HOIS recommended practice on weld corrosion inspection, 2012
  • HOIS good practice for ISI of offshore composite components, 2012
  • Recommended practice for non-intrusive inspection DNV-RP-G103 (based on HOIS NII decision guidance project), 2011


To download these documents please complete the form below.

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I'm interested in:
Guidance for UAV based external Remote Visual Inspection (RVI)
Caisson in-service inspection and integrity management
Computed Radiography Inspection
Weld Corrosion Inspection
Offshore Composite Components Inspection
Non-intrusive examination of pressure vessels
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