Blog - Commercial Diving Contractors Directory

Plain English breakdown of OSHA commercial diving standards under 29 CFR 1910 Subpart T — team, equipment, procedures.

Learn how OSHA 1910.146 and dive regulations overlap in confined space work, plus the real delta P hazard divers face.

Learn how ADCI consensus standards and OSHA's Part 1910 Subpart T differ, and why you need both for safe, contract-ready commercial diving.

Compare UWILD ROV vs diver surveys. The UWILD loophole lets you replace one drydocking with an in-water exam, halving required haulouts.

Learn the gear and decontamination rules that make potable water diving different, plus how to stay compliant for storage tank inspections.

Understanding AWS D3.6M underwater welding code and its four classes – A, B, C, O – for inspectors, divers, and engineers.

Need to know UWILD requirements? Here's how 46 CFR 71.50-3 and 71.50-5 govern underwater hull surveys, the five-year cycle, and what works.

Texas requires annual inspections of water storage tanks. Most states rely on AWWA M42's 3-year guidance. See the landscape.

Need to know AWWA C652 for your potable tank dive? Key disinfection rules, Texas inspection law, and diver safety.

Why NSF/ANSI 61 matters for potable water tank repair. A municipal water manager on compliance, product certification, and inspections.

Learn the legal requirements for signing underwater bridge inspections—who needs NHI training, how intervals work, and common myths.

How states set underwater bridge inspection frequency under 23 CFR 650.311. Baseline is 60 months; 72 is allowed with documentation.