Thoughts on safety at sea:


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Daria Blackwell
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Thoughts on safety at sea:
The Communications Team is starting a new monthly feature based on robust discussions on the OCC Forum, mostly centred on Safety at Sea. We’ll include short snippets to provoke thought in the eBulletin and then continue the discussion on the Forum. Dick Stevenson, our diligent and thoughtful Forum Moderator, starts us off this month with a piece on tillers. Please contribute your experience and thinking for the benefit of all.
-    Daria Blackwell, Vice Commodore, Web editor & PR Officer


Vice Commodore, OCC 
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Dick
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jmounter - 10/1/2019
Two weeks ago a friend, with two aboard his 55 footer, was sailing off Mallorca in strong winds, clocking speeds in excess of 9 knots. As they turned into the bay of Palma, as often happens, the wind completely died. They turned on the engine and took course for Palma. Because they had been sailing hard, all hatches except the main one were shut and that was open only an inch or two.

As those who have sailed extensively in the Med will know, not everyone tolerates wearing life jackets at all times so, against the safety advice, the jackets were below but placed so they could be easily retrieved. ( It is hard to criticise people for not wearing them when temperatures are well above 30 degrees, most are very uncomfortable. Flat calms, the boat motoring at, say 7 knots, what could go wrong?)

Approximately fifteen minutes after starting the engine one of them noticed a wisp of what appeared to be smoke coming out of the main hatch. On opening the hatch they were driven back by thick, foul toxic smoke. They shut it again and opened a cockpit locker to get at a fire extinguisher. Again they faced clouds of thick yellow and black sooty smoke.

Having immediately shut off the engine they tried again to get below, but could not. Meanwhile, they launched a liferaft, which inflated the wrong way up. The drogue deployed and pulled the raft to the end of its tether. It took exhausting minutes to haul it in and turn it the right way up. By then it had a foot and a half of water inside. Luckily, the sea was flat calm.

The skipper has tried to use the deck VHF to put out a May Day but all electrics were dead. Handheld VHFs were below but fortunately the skipper had his mobile phone in his pocket and sent for help on that. A Customs boat and a rescue craft were quickly on the scene and recovered all safely from the liferaft. The rescue boat pumped large amount of water into the yacht and extinguished the fire. She was towed to port.

On examining the boat back on shore, things got scary. The liferaft was kept in one of those bins that some yachts have, below the cockpit floor and over the engine. The heat from the engine fire had started to melt the bin, which was heavily blistered. Fortunately, the liferaft has been in a container and not a valise, or it might have been seriously damaged. The heat had also started to blister the purpose built gas bottle stowage locker.

The Skipper is highly experienced and generally very careful about safety. One of his crew is a professional yachtsman. They comment that they were extremely lucky. In the Caribbean, the Pacific, the Med, or anywhere where you can get days of benign sunny, shorts and T shirt weather, it is easy to think you are relatively safe. Particularly so when seas are flat calm and you are not far offshore.

But what if that main hatch had been closed completely and the fire had burned another ten minutes before being noticed? What if they had been fifty miles offshore, not ten? What if the liferaft had caught fire or been severely damaged? What if all the mobile phones had been below decks or they had been out of mob range? What if the gas had been on at the bottle and the lines had burned through?

This could in different circumstances, on a different day, in a different place have been a true disaster. Fire at sea is one of our greatest dangers. The skipper says he will never go to sea again without his grab bag on deck, I usually hang ours from the companion way steps and might have been able to grab that, an alternative way. He recommends mounting the liferaft on the push pit or, in any case, never in one of those purpose built liferaft storage bins over an engine. Too many liferafts inflate the wrong way up. Service companies should perhaps be encouraged to ensure that if this is a possibility, the drogue will not come out of the liferaft until purposefully deployed. If you insist on not wearing life jackets, because it is too hot and sticky, at least have them to hand.

I am sure there are other lessons from this incident, which happily caused no deaths or injuries.

Julian.



Hi Julian,
Thanks for sharing that report and in such nice detail. The crew, I agree, were very fortunate.
There are a couple of thoughts:
It sounds like the crew kept their heads together and made good decisions in a difficult situation.
Early warning is everything (pretty much) for emergencies with short crew and small boats. Smoke detectors would have sounded alarm at the first whiff of smoke and might have allowed the crew to extinguish the fire with little damage. Our smoke detector in Alchemy’s engine room is so sensitive that it detected a slipping V belt that was starting to overheat. The one over the electric panel is the only alarm that has ever given a false alarm and it does so when we make toast. Other early warning devices that I recommend include high water alarms, an alarm that sounds when the bilge pump is activated, and a sniffer for gas fumes. Then there are the required alarms such as CO monitors.
It is often in the drills and practice sessions that placement of grab bags, access to comm (VHF, phone, EPIRB etc.) get figured out. Practicing Security, PanPan and Mayday calls is also good practice.
Life raft storage is frequently a headache. Each boat has a "best" solution, but I observe many boats with really poor choices. It is not bad advice to get the life raft out and ready to go at some early moments in responding to a boat-threatening emergency so it does not get damaged or inaccessible while grappling with the emergency. This hard as dealing with the emergency seems more pressing, but the skipper should keep crew safety foremost in mind and not only prioritize the saving of the boat.
Many larger boats in the 55-foot range have automatic fire suppressant devices in the engine room. These are getting better and better. Some are configured to be easily manually operated from a safe location if automatic operation is not wished for (good arguments both ways).
Communication access is also an issue not always easily solved: EPIRBS stored below decks might not be easy/possible to get: keeping a handheld VHF fully charged and in the cockpit is wise and comm by phone has been (maybe still is) discouraged by SAR authorities although that is bound to change. (Do you know who the skipper called and was the number programmed into his phone for easy access?) 
I am interested in other’s thoughts.
Again, Julian, thanks for the report.
My best, Dick Stevenson, s/v Alchemy

jmounter
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Hi Dick,

I agree with all your thoughts, including the alarm. I dd not recall but have a feeling they did have a smoke alarm, but sounding below. Clearly if these are any use they need to have sound in the cockpit, too. With an engine running and hatches closed, anything down below would be very hard to hear.

We have an auto fire extinguisher and now we are sailing back in northern waters both my Admiral and I keep Epirbs in our clothing. I always keep a hand held VHF on deck, too.

The advice about getting the liferaft ready, immediately a real problem is discovered, is very important. But, of course, they did that on this occasion and it seems it may have been cooking for up to 18 minutes. In a Valise it might have been toast. As a stowage arrangement, that system is hopeless and my friend is writing to the upmarket boat manufacturer to warn them.

Imagine this: Half way across an ocean, everyone on deck, clipped on and wearing lifejackets. Hatches closed. They start the engine to charge and, as with my friend, cannot get below. The life raft doesn’t inflate having been cooked. Fire is starting to cook the gas bottle stowage, as it did for my friends. Choices: None. Swim, try to survive in a dinghy ( if you can get it out of a fiery locker and inflate it in time ) or suffer a fiery death.

With or without alarms, even with lifejackets properly worn, that ‘over the engine’ liferaft stowage system is deadly, in my view, and I urge fellow members who have it to use it to stow extra ropes or maybe a spare anchor and look for an alternative place to keep their ‘last chance’ .


Dick
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jmounter - 10/1/2019
Hi Dick, I agree with all your thoughts, including the alarm. I dd not recall but have a feeling they did have a smoke alarm, but sounding below. Clearly if these are any use they need to have sound in the cockpit, too. With an engine running and hatches closed, anything down below would be very hard to hear. We have an auto fire extinguisher and now we are sailing back in northern waters both my Admiral and I keep Epirbs in our clothing. I always keep a hand held VHF on deck, too. The advice about getting the liferaft ready, immediately a real problem is discovered, is very important. But, of course, they did that on this occasion and it seems it may have been cooking for up to 18 minutes. In a Valise it might have been toast. As a stowage arrangement, that system is hopeless and my friend is writing to the upmarket boat manufacturer to warn them. Imagine this: Half way across an ocean, everyone on deck, clipped on and wearing lifejackets. Hatches closed. They start the engine to charge and, as with my friend, cannot get below. The life raft doesn’t inflate having been cooked. Fire is starting to cook the gas bottle stowage, as it did for my friends. Choices: None. Swim, try to survive in a dinghy ( if you can get it out of a fiery locker and inflate it in time ) or suffer a fiery death.With or without alarms, even with lifejackets properly worn, that ‘over the engine’ liferaft stowage system is deadly, in my view, and I urge fellow members who have it to use it to stow extra ropes or maybe a spare anchor and look for an alternative place to keep their ‘last chance’ .

Hi Julian,
All good thoughts.
Alarms are quite loud, but you are correct to point out that they need to be able to be heard closed up and with the engine going. Some alarms “daisy chain”. By that I mean if there are a few of them in the “house”, if one goes off, they all go off (look at NEST detectors, they are quite high-end and may need internet, but are reported to be superb). The alternative might be an alarm with a separate buzzer, which probably takes one into the realm of a bespoke piece of kit. My smoke detectors have all been household type which have served me well: quite inexpensive and the new ones are also CO detectors if memory serves.
Let us know if you find a good solution to this.
My best, Dick Stevenson, s/v Alchemy

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