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Conference unifix::sailing

Title:SAILING
Notice:Please read Note 2.* before participating in this conference
Moderator:UNIFIX::BERENS
Created:Wed Jul 01 1992
Last Modified:Mon Jun 02 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:2299
Total number of notes:20724

348.0. "Holding a Dinghy at Arm's Length" by PUNDIT::MCWILLIAMS () Fri Jun 27 1986 15:40

    This may be related to the discussion in note 146. ....
    
    I have a problem with my dinghy when I am at my mooring in Newburyport.
    During high tide when the current pushes the boat up river, and
    the wind is out of the south-east (i.e. from up river), the dinghy
    is driven by the wind into the boat. The problem is that the dinghy
    has too little draft to respond to the current, and too much wind
    cross section. Most of the time the dinghy will attempt to lay along
    side the boat in the lee side's wind shadow. 
    
    Since I don't like buffing out the marks on my topsides from the 
    dinghy's rub rail, and since I have an outboard for an auxiliary
    and I can't bridle the dinghy tight to the stern, anybody have any
    great solutions ?
    
    The only one I have been able to think about is getting some sort
    of drogue/sea anchor to hang off the stern of the dinghy. The only
    reason that though gives me pause is that the current hits about
    3-3.5 knots peak (I am near the bridge which acts as a funnel for
    the current). At a peak current that could represent a significant
    drag yet during tide changes when the current drops off, the smaller
    cross section of a drogue may not be enough to hold the dinghy out
    behind me.
    
    Any suggestions or solutions ?
    
    /jim
    

T.RTitleUserPersonal
Name
DateLines
348.1Fenders or Boom itSUMMIT::THOMASEd ThomasMon Jun 30 1986 10:0825
    two possibilities, one to keep her close and the other to keep away:
    (Can I assume that you're aboard?)
    
    1. tie and fender her alongside on the leeward side. We had the
    same problem on the Harraseekett River and found the simplest thing
    was to tie her fore and aft with a couple of fenders. The risk here
    is occasional squeeks.
    
    2. rig some sort of boom to hold her off. The boom would be supported
    vertically by a halyard or pole lift and horizontally with lines
    running forward and aft. The inboard end could be anchored to the
    base of a stanchion or something sturdy along the edge of the deck.
    The painter would be led through the outboard end of the boom. The
    dinghy is now effectively moored off the end of the boom.  Our boat
    came with an adjustable reaching strut that I would try this out
    with. Obviously the length of the boom should be greater than the
    dinghy's loa. The lead through the end of the boom might be a bad
    chafe point so a block should be used if possible.
    
    This is sort of half serious - how about getting an inflatable?
    
    Let us know what you do and how it works.
    
    Ed

348.2NBPT boaters uniteIMBACQ::SIEGMANNWed Jul 02 1986 15:327
    Hi Jim. I moor in Nbpt too, over near the town docks. Boat is the\
    FROLIC (Black/red sheer ketch). Come on over sometime. Agree with
    -.1: The fender scheme is what I use when not too lazy. I just
    love to re-paint that hull...
    
    Ed