Welding Works Underwater Because of a Bubble
Dive supervisor Ray explains the gas bubble that makes wet welding possible and how to keep it alive.
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Nuclear Plants Employ Divers, and the Rules Are Extraordinary
A nuclear-qualified maintenance manager explains the strict rules for divers in intake bays—RWPs, ALARA, and the tether you never forget.
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Scour Has Dropped More Bridges Than Any Other Cause
An NHI-qualified engineer with 400 underwater inspections shows you how to spot active scour before it takes the bridge down.
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There Is a Diver Whose Whole Job Is Golf Balls
A salvage master explains the niche trade of golf ball recovery diving: gear, money, hazards, and how to get into the business.
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The Metal on Your Boat Is Being Sacrificed on Purpose
A Fort Lauderdale yacht diver walks through what sacrificial anodes do, how to read them, and what you're doing wrong.
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The Most Diving-Concentrated Town in America Has 8,000 People
A superintendent returns to Youngsville, Louisiana, where 8,000 residents are closer to the Gulf than any ocean. A first-person look at the town that dive
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The Winter Season Nobody Outside the Trade Knows About
An ADCI dive supervisor describes the real winter season in inland diving—ice, intakes, hot water suits, and why the work never stops.
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Some Rivers Have a 31-Day Legal Window for In-Water Work
A marine contractor explains the 31-day legal window for in-water work: what it is, why it exists, and how to plan around it.
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Zebra Mussels Have Reached Places They Should Not Be Able To
A power plant maintenance manager explains surprising places zebra mussels settle and practical steps to inspect, treat, and prevent biofouling.
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Barnacles Can Cost a Ship More Fuel Than a Storm
How a thin layer of barnacles can eat more fuel than a storm, and how to stop it.
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Why Two Thirds of New Divers Quit Within Two Years
An ADCI-certified dive supervisor on the real reasons two-thirds of new divers quit within two years—and the practical habits that keep you in the water.
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Your Drinking Water Sits in a Tank Somebody Has to Swim In
Water ops manager Marisol explains the demanding job of cleaning and inspecting your city's finished-water storage tanks.
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