Whats the biggest size boat that can take the bottom???

markspark7

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Whats the biggest size boat that can take the bottom???

I'm looking to buy another MOBO around 30ft /10m mark as I currently have a littlle shetland 535 and want something bigger but my only local berthing options are a harbour that drys out at low tide leaving behind thick mud. Can anybody recomend a boat that will take to the mud without causing structural damage? I;m thinking along the lines of a Bayliner 3055 if possible but I know the that a merry fisher style boat would be fine as theres plenty of those already in the harbour but i'd like to keep away from the fishing style of boat if possible.

Any help would be greatfully appreciated.
 
The size of motor boat that can be beached or dry out is down to the props and rudders.
At 30feet you are probably looking at something with outdrives that lift rather than outboards.
Looking a photos of the Bayliner 3055 it looks as if it maybe would be ok. I hope an owner may tell you for sure.
 
How soft is the mud? Where I am in Essex the mud is so soft that you can happily dry out planing hulled shaft drive flybridge boats. In our club we have Sealine 410, princess 35, princess 388, hatteras 40, moonraker 36, Sealine F36 to name a few. All dry out twice a day and sink into soft mud.

A bayliner 3055 will be fine, even drying into hard sand, as long as the out drives are lifted.

Do the boats that are currently moored there dry out upright, without the use of drying legs, or do that all flop over to one side? This should help us understand how soft the mud is.
 
TBH thats why i,m after a 3055 as I currently have a birchwood ts37 flybridge but the list for 12 meter berths on pontoons is a mile long. the mud is quite thick with most boats sitting upright with outboards in up position
I thought that the outdrives would be ok , what about the trim tabs though??
 
TBH thats why i,m after a 3055 as I currently have a birchwood ts37 flybridge but the list for 12 meter berths on pontoons is a mile long. the mud is quite thick with most boats sitting upright with outboards in up position
I thought that the outdrives would be ok , what about the trim tabs though??

I'm confused, do you have a Shetland (mentioned in post #1 or a Birchwood as above)??
 
I'm confused, do you have a Shetland (mentioned in post #1 or a Birchwood as above)??

Hi, I have a shetland in Scarborough harbour and a Birchwood TS37 in Goole. I cant get a berth for the Birchwood in Scarborough due to big demand /short supply but there is availability on the drying out section in Scarborough harbour for smaller boats.
If I can find a decent sized boat 30ft + that will take the mud then Ill put it in the drying out harbour and sell the Birchwood...and maybe the shetland. or maybe keep all three, just dont tell the wife.:cool:
 
TBH thats why i,m after a 3055 as I currently have a birchwood ts37 flybridge but the list for 12 meter berths on pontoons is a mile long. the mud is quite thick with most boats sitting upright with outboards in up position
I thought that the outdrives would be ok , what about the trim tabs though??

It will be fine. If the mud is soft enough for bouts to sit upright the tabs will be ok.
 
But outdrives will be a problem. Need to be up to take the mud, but down when afloat so the rams aren't exposed to the beasties. Or pretty soon, no seals left!

To some extent that is true, but I have kept an out drive powered boat on a drying mud mooring for over 10 years and found that not to be the case. If the boat is used regularly, the scraper seals do their job without damage. If left long term trimmed up and unused you can get build up on the Rams that could damage the seals but that hasn't happened to me yet.

Also, if the mud is soft enough, you may even get away with leaving the legs down. Plenty of boats I know do this with no obvious problem, but the mud needs to be deep and soft enough.
 
Out of interest, what drives do you have?
To some extent that is true, but I have kept an out drive powered boat on a drying mud mooring for over 10 years and found that not to be the case. If the boat is used regularly, the scraper seals do their job without damage. If left long term trimmed up and unused you can get build up on the Rams that could damage the seals but that hasn't happened to me yet.

Also, if the mud is soft enough, you may even get away with leaving the legs down. Plenty of boats I know do this with no obvious problem, but the mud needs to be deep and soft enough.
 
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