c/commercial-divers

Old timer's advice about ear equalization finally clicked

Back in May I was doing a salvage job off the Gulf coast, around 40 feet down on a piling. This retired Navy diver, must have been 70, was watching me suit up and asked about my equalization routine. I told him I just pinch and blow like everyone else. He shook his head and said, "You're forcing it, son. Yawn instead, let the tubes open on their own." I laughed it off until I got down there and my left ear started singing. Tried his trick on the next descent and it was night and day different. Has anyone else had an older diver correct something basic that completely changed how you work underwater?

0 comments

jessica_robinson23•3d ago

Found out after 6 years I was strapping my bailout bottle wrong

I've been clipping my bailout to the left D-ring since dive school, nobody ever said anything. Last week a saturation guy on the boat looked at my rig and just goes 'you use that thing when your primary dies, why you want it floating behind your shoulder?' He had me switch it to the chest strap and now I actually remember it's there. Anyone else have an instructor or old timer quietly fix something you'd been doing forever?

0 comments

hannahm39•3d ago

Fouled prop near the pilings in Tampa Bay, now I double-check every line

I was doing a routine hull inspection off the Sunshine Skyway when my umbilical got snagged on a stray cable wrapped around a piling. It took me 20 minutes of careful untangling while the current pushed me sideways, and my supervisor on deck kept yelling stop moving. Has anyone else had a close call with debris on old dock structures, and do you carry a spare knife on your harness or just rely on the dive team?

1 comments

ivan_mason•5d ago

Learned the hard way that welding rods need dry storage on the boat

I used to keep my 7018 rods loose in a milk crate on the deck of my boat out of Pensacola. After about a week of humid salt air, I noticed my welds on a salvage job were starting to pop and crack, nothing like the smooth beads I laid the week before. The difference was night and day once I switched to a sealed rod oven and started running a fresh pack every dive. That cracked repair cost me an extra afternoon of grinding and redoing the bracket on a piling. I now check the date stamp on every box and never take more rods than I need for the day. Anyone else dealt with moisture wrecking their work before they figured out the storage angle? What do you use for a compact oven on a small boat?

1 comments

karen_roberts4•8d ago

Diving the old rigs off Galveston, not the same these days

Was out near the old oil platforms last Tuesday. Used to be barnacle city, thick with life. Now it's mostly silt and a few hardheads. Is anyone else seeing less growth on the structures out there?

1 comments

sean782•10d ago

Vent: hit 1,000 logged dive hours and nobody warned me about the knee

I finally crossed 1,000 commercial dive hours on a pier inspection in Norfolk last week. I kept a log since day one because my old supervisor said it would matter someday. Nobody told me that the milestone would show up as a dull ache in my left knee after a 6 hour shift in heavy current. My body is telling me I need to rethink my approach to gear maintenance and maybe stretch more. Anyone else hit a big number and realize your joints did the math before you did?

1 comments

charles442•12d ago

Supervisor flagged my mask seal check, now I do it different

Got called out on a job off Galveston last month for skipping the final mask seal check before a jump. My dive sup said, 'you'll know when it's wrong, but you check it right every time or you don't splash.' Now I run the sequence slow, two fingers over the skirt, every single entry. Anyone else have a sup that drilled a small habit into you that stuck?

0 comments

the_simon•13d ago

Diving the Gulf after that hurricane changed my whole checklist

I was working a job off Galveston last month, two weeks after the storm pushed through. Water was still crap, but the client wanted their riser inspected anyway. My usual pre-dive check missed that my drysuit zipper had sand in it, spent 20 minutes fighting it at 40 feet. Now I rinse and grease that zipper three times before any harbor dive, no exceptions. Anyone else had gear act up in post-storm murk and have to adjust their routine?

0 comments

the_oscar•18d ago

I finally learned to stop fighting the current after one dive with Ray

Was working a platform leg inspection off Port Fourchon back in March, and my supervisor, this old Cajun guy named Ray, noticed I was fighting the current and burning through air too fast. He grabbed my arm before the next bell and said, 'Stop fighting it, ride the tide like a pelican and work with the surge.' That one tip dropped my gas consumption by almost 30% that afternoon, and it made me realize how much of this job is just reading the water instead of muscling through it. Anyone else have a moment where a veteran diver's simple advice completely changed how you approach a job site?

1 comments

diana_black•20d ago

My $600 dry suit repair lesson, don't be me

So I tore a small hole in my dry suit seam last month during a hull cleaning job in Norfolk. Instead of sending it to a proper repair shop, I tried to fix it myself with some flex seal and a patch kit I got off Amazon for like $30. It held for about 2 dives, then the seam split wider and water got in during a 40 foot descent. That ruined the suit liner and now I'm out $600 for a full repair and new liner. I wasted 3 days of work waiting around too. Anyone else tried a DIY patch and regretted it? What's the cheapest legit fix for small tears you've found?

1 comments

daniel474•20d ago

Dry suit vs hot water suit for cold water, picked wrong?

First real winter job up in Puget Sound last January, 46 degree water, and I had to choose between renting a dry suit or a hot water unit. I went with the dry suit because it was cheaper, like $180 a day vs $350, but after 3 hours my hands and feet were shot. The tender said I was smart for saving money but I'm wondering if the extra cost is worth it for longer bottom times. Anyone else run into this and switch over for good?

1 comments

robertb47•22d ago

Unpopular opinion: comms checks are way overrated on shallow jobs

Everyone I dive with insists on a full comms check every single time, even on a 20 foot harbor job in San Pedro where you can just tug the line. I get it offshore, but last Tuesday we burned 15 minutes troubleshooting a hiss that didn't matter, and the surface was yelling about the tide. That time could've gone into actually rigging the lift bags. Am I the only one who skips the formal check under 30 feet and just waves?

2 comments

the_mila•22d ago

That dive supervisor's critique about my buoyancy changed my whole routine

Back in March, I was doing a hull inspection in San Diego harbor and my supervisor pulled me aside after the second dive. He said I was too heavy on my fins and stirring up silt on every kick, which was costing us time on the job. I had been using the same weights and fin technique for five years without thinking about it. He made me drop 8 pounds and switch to a frog kick for the rest of the day. The difference was immediate, the water stayed clear and I used noticeably less air. Now I practice that kick on every shallow water job, and it's hard to believe I fought it for so long. Has anyone else had a supervisor point out a basic habit that you never questioned?

2 comments

emmawood•22d ago

Found out our dive tables are based on 1950s Navy data that didn't account for cold water

I was reading through the US Navy Diving Manual revision notes last night and saw that the original no-decompression limits were derived from warm water trials in the Pacific, so those 3 extra minutes I gave myself on a 100 foot wreck in 48 degree Puget Sound water might be exactly the wrong call, anyone else adjusting their bottom times for temperature now?

2 comments

verawhite•23d ago

Found a trick for clearing comms underwater that my old instructor never showed me

Was working a job off the coast of Louisiana last spring on a pipeline inspection. My comms kept cutting out every time I went past 60 feet. Changed batteries, swapped headsets, did the whole dance. Finally the tender on deck told me to wrap the cable around my ankle once before plugging in. Something about the tension keeping the connection steady. Worked like a charm for the rest of the dive. Has anyone else picked up weird cable tricks from surface crew that actually hold up?

2 comments

mila405•25d ago

Question about handling heavy currents on a wreck dive in the Gulf

Got swept off a piling at the Texas Clipper wreck last month and had to bail on the whole job. How do you guys anchor in when the current hits 3 knots without burning through all your air?

2 comments

cole994•25d ago

Can we talk about using a hot water hose to thaw frozen valves?

I was on a job up in Port Townsend last February and we had a valve on a hydraulics system freeze solid. The usual trick with a torch was too risky near the hydraulic lines. Some old diver told me to hook up a garden hose to the hot water outlet on the boat's engine. I ran that hose right to the valve and let it run for maybe 10 minutes. The ice broke loose and we were back to work without damaging anything. Has anyone else found a weird trick like that for dealing with cold water gear?

2 comments

john650•25d ago

Hot take: old school hard hat comms vs modern through-water units

I was reading a report from the IMCA last week that said through-water communication systems still fail about 30% of the time past 50 meters depth, which surprised me since everyone I know swears by them now. Meanwhile my old buddy Doug still runs a hard hat with a wired mic and says he's never had a comms failure in 15 years of offshore work. Is it worth the cable management headache for reliability, or are you guys seeing better luck with the wireless stuff down deep?

2 comments

emmawood•29d ago

Lost a full day of welding on the Hibernia platform because someone bumped my gas valve

I was 90 feet down off Newfoundland working on a riser clamp when my welder started sputtering and then died. Surface sent me back up because they thought my gear was junk, but I found the valve on my gas bottle was half closed after some deckhand knocked into it during the shift change. How do you guys keep untrained deck crew from screwing with your setup while you are in the water?

2 comments

david562•29d ago

Rant: Lost comms for 45 seconds off the coast of Da Nang

I was doing a hull inspection on a cargo ship near Da Nang, Vietnam, about 3 months ago. Water visibility was maybe 2 feet, so I was working by feel mostly. Halfway through the dive, my comms went dead. No radio, no line pulls, nothing. I had about 15 minutes of bottom time left but I couldn't hear the topside guy at all. I signaled my tender by yanking my line three times hard and started my ascent right there. Turns out a kink in the comms cable had shorted out against a sharp edge on the hull. I got up fine but that silence felt like forever. Has anyone else had gear fail mid-dive like that and had to just bail on the job?

2 comments

harper693•1mo ago

Chat with an old saturation diver changed how I see my career

I was on a job up in Port Fourchon last month, and during a break I sat down with a guy who did saturation diving back in the 80s. He told me about a 30-day job he had at 600 feet where they lost comms for two hours and had to hand signal everything. He said the biggest change he saw was how diving went from being all about physical grit to managing gear and paperwork. That stuck with me because I got into this for the physical challenge, not sitting through safety briefings. Now I wonder if I am missing the point of what this trade has become. Has anyone else had a chat with an old timer that made you look at your own work different?

2 comments

williamb29•1mo ago

Pro tip: That cheap gas blending setup from AliExpress nearly got me bent

I was skeptical about those $80 trimix blending panels from China but a guy on a dive boat swore they worked fine for his shallow stuff. I figured I'd try one for my own 30 meter runs last month, just for 28% nitrox mixes. After 3 days using it, I started getting weird headaches and joint pain that felt like mild decompression sickness. Brought my gas samples to a certified lab and found my oxygen percentage was off by 6% from what the panel showed. I was basically diving on a mix that could have given me oxygen toxicity or a bad hit. That $80 saved me nothing compared to what a proper blending station costs. Has anyone else had a close call with cheap imported dive gear?

2 comments

the_eric•1mo ago

That deeper deco stop rule caught me off guard last week

I was reading through my old dive tables from the training days a few days ago, just for kicks. And I found a note I made about the 15-foot stop for decompression. I always thought it was just a standard safety thing they teach you. But then I looked up the real reason online from some NOAA records. It turns out that extra time at shallow depths helps your body off-gas nitrogen way faster than I ever realized. I felt kind of dumb for not digging into the science sooner after 8 years in the Gulf. Has anyone else found a piece of dive theory that surprised them way later in their career?

2 comments

alice89•1mo ago

Appreciation post: That old Kirby Morgan repair manual from 1987 saved me $600 last week

Everyone says to just replace the whole regulator when the second stage starts free-flowing, but I followed that manual's step-by-step on cleaning the valve seat and it fixed the problem in 20 minutes, has anyone else had luck fixing old gear instead of buying new?

2 comments

cole356•1mo ago

Spent a season diving off Port Fourchon and came back with a tan line so bad my wife thought I got a weird tattoo

Six months of working Gulf rigs in a shorty before switching to a drysuit for winter left this permanent racoon mask on my face and neck, and now nobody at the union hall believes I'm not still using a band mask even though I can show them the before picture from July what about you guys got any weird tan lines from gear shifts?

2 comments