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Commercial Diving Technical Guides

Practical, Egypt-anchored guides from Almancy's diving team

In-depth technical guides on underwater inspection, welding, salvage, and diver certification — written by Almancy's team for owners and operators in Egypt, the Suez Canal, and the Red Sea.

Commercial diver carrying out an in-water hull survey on a vessel afloatTechnical Guide

In-Water Survey in Lieu of Drydocking: Class Requirements Explained

What an in-water survey covers, when classification societies accept it in lieu of drydocking, how often hulls must be examined, and how Almancy delivers a class-compliant IWS in Egypt and the Suez Canal.

9 min readRead guide
Diver carrying out underwater NDT inspection on a steel marine structureTechnical Guide

Underwater NDT Inspection Methods: A Practical Guide

A practical guide to underwater non-destructive testing methods, from GVI and CVI to ultrasonic thickness gauging, cathodic protection and marine growth surveys, and choosing between divers and ROV.

8 min readRead guide
Almancy commercial diving team preparing surface-supplied diving equipmentTechnical Guide

Commercial Diver Certification in Egypt: IMCA, ADCI & What to Look For

A plain-English guide to commercial diver certification in Egypt, how IMCA membership and ADCI certification differ, and what credentials a serious diving contractor should hold.

8 min readRead guide
Commercial welder-diver performing underwater welding on a vessel hullTechnical Guide

Wet Welding vs Hyperbaric Welding: Underwater Welding Methods Explained

How underwater welding works, the difference between wet and dry hyperbaric welding, what the AWS D3.6 code means, and how to choose the right method for your repair.

9 min readRead guide
Crane and salvage team recovering a wrecked vessel during a marine salvage operationTechnical Guide

Marine Salvage Methods Explained: Refloating, Wreck Removal & Regulations

A clear guide to marine salvage methods, how a sunken ship is refloated, the difference between salvage and wreck removal, and the regulations that govern recovery.

9 min readRead guide
Commercial diving team mobilising for a marine project at an Egyptian portTechnical Guide

How to Choose a Commercial Diving Contractor: A Buyer's Checklist

A buyer's guide to vetting a commercial diving contractor on certifications, safety record, owned versus subcontracted equipment, and verifiable experience before you hire.

8 min readRead guide

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