Subject: Re: [harryproa] Re: Video of the Blind Date on YouTube + heavy weather
From: Doug Haines
Date: 9/5/2011, 2:23 AM
To: harryproa@yahoogroups.com.au
Reply-to:
harryproa@yahoogroups.com.au

 

So does that read as - no bulkheads at all were in in the first place?
Ai Carumba!

--- On Mon, 5/9/11, Rob Denney <harryproa@gmail.com> wrote:

From: Rob Denney <harryproa@gmail.com>
Subject: Re: [harryproa] Re: Video of the Blind Date on YouTube + heavy weather
To: harryproa@yahoogroups.com.au
Received: Monday, 5 September, 2011, 9:48 AM

 

As far as I know, there are no videos in big seas and waves.  The strongest is probably http://www.youtube.com/watch?v=5pOsgqrO59A&feature=related  which is in a healthy 20 in flat water.  The video was towards the end of the gust.   No problems with control or fears of damage.


Following is a brief report from Aroha (12m) on their Tasman Se crossing.  "The trip over was interesting, the boat performed well apart from a couple of breakages and the leeward hull flexing issue. Got quite a lot of light to no wind - 12 hrs motoring in the 52 hrs to Lord Howe. Rest of the time head winds, but always managed to make our course. 6 hrs east of Lord H broke sheet pad eye and had a rudder pin working out, wind got up to 35 knots so put out parachute till weather calmed enough to sort rudder. Wind got up to 45 but we were reasonably comfortable. Settled down after 36 hrs. About 200 miles out leeward hull started flexing badly in a beam chop. I was very concerned, turning back wasn’t a good option - strong westerly forecast to the west and the island didn’t seem like a place to do repairs. Wind dropped so had some time to think. Decided to use jib halyard as a shroud. Worked a treat so decided to continue and take it easy. So did rest of trip under main only, with 1 and 2 reefs in the whole way. I was amazed how well she went, approaching North Cape had 18 – 20 knots a bit behind the beam, couldn’t slow her, had 2 reefs in still doing 12 knots on the gps. This is with heaps of food and water and gear onboard. Took 7 days L H to Houhora. Only problem we had was she would occasionally round up into the wind when going to windward. Still haven’t quite figured that one out. Rudders worked fine which was one of my concerns.

 

I have put in solid bulkheads at beam sockets and heavier ring bulkheads at mast. Was considering stronger between mast and beams, but it seems to be working fine as is.

The ring frames and solid bulkheads were in the original plans, but omitted for some reason.  

The only other big sea experience is crossing a river bar on Rare Bird.  They motored through a wave which was big enough to get water in the hollow beam, 3+ m off the deck.  

I sailed harrigami in 30 knots off Perth, western Australia, no problem.  But not huge waves either.  

Now that Blind Date is sailing and Rare Bird almost sailing, hopefully there will be some rough weather videos to share.

regards,

rob
On Mon, Sep 5, 2011 at 12:01 AM, dominiquebovey <dominiquebovey@yahoo.com> wrote:
 

Hi,
Returning on this forum after several years away...
I love the uncluttered aspect of BD's platform, which of course is a must when having visually impaired people on board. But even for "seeing" people it is a big advantage.
I always see videos of HP's sailing in manageable wather (less than 20knots wind); what is the experience in heavy weather, like 35, 45nots?
In the med the wind does sometimes 18 to 40 knots in a couple of minutes...
Cheers,
Dominique

--- In harryproa@yahoogroups.com.au, "Nol Twigt" <noltwigt@...> wrote:
>
> Almost forgot...
> You can now see the Blind Date with your own eyes now.
> You can also see the way it is used for chartering.
> Note that the basis of the new rudders is not yet removed from the beams.
> We are waiting for the man with the chain saw....
>
> http://www.youtube.com/watch?v=bu50OUfz63o
>


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