NavigationandHandling
57
7.6. Anchoring,Mooring&Towing–securityadvice
Caution - Toanchor-beingtowed-onamooring
Shouldyouryachtbetowedbyanotheryacht,makesuretheloadisevenlydistributedonthetwo
forwardcleats.Usethesamesystemonamooring.
Theboweranchorislocatedinthebowttingreadytofall.Thechainrunsoverrollersintoanelectricanchor
windlass,thendropsintotheanchorlocker.Thechainissecurelyfastenedhere.Toadequatelymoorthevesselthe
boathasbeenequippedwithcleatsatthebow,thesternandonthesidedecks,thecleatsaresufcientlybackedby
laminatetofulltherequirementsofthedirectiveandtotaketheloadswhilemooredinasavehaven.Shouldyou
leavetheboatunattendedforlongerperiods,securethemooringlinesagainstchafeorunintentionalloosening.As
anoptionyoumayhavesternwindlassesatyourdisposal–readtherespectivemanualsforsafeoperation.
Information
» Itistheowners/operatorsresponsibilitytoensurethatthemooringlines,towinglines,
anchorchains,andanchorsareadequateforthevessel‘sintendeduse.Ownersshouldalso
consider what action will be necessary when securing a tow line on board.
» The breaking load of the forward cleats for towing and mooring on an anchorage has been
establishedtobe51,6kN.Thiscorrespondstoahorizontaltowofca.5260kg.
» Thebreakingloadoftheaftcleatsformooringhasbeenestablishedtobe36kN,thiscor-
respondstoahorizontaltowofca.3670kg.
» Whenatanchor,itisdamagingtoleavethefullloadoftheboatrestingonthewindlass.It
is recommended that the chain be tied onto a local strong point.
Caution
» Pleasebearinmind,thatwithabadanchoragegroundand/orbadweather,strongwinds
andwavesyouranchormayslip.Youmustthentakespeciccountermeasurestoraisethe
holding ability of the anchor or change your anchorage.
» Youmayuseananchorlinefortowing.Aspecialtowinglineofthesameworkingload,and
attachedasabridleontwoxpointsismoresuitableforthisoperation.
» For a long duration tow it is advised to lead the tow line as a loop around the hull in order to
spread the load.
» The rails and stanchions are inappropriate to attach the tow line to it.
» Atowlineshallalwaysbemadefastinawaythatitcanbereleasedwhenunderload.
» Avoidchafeatanyline!
» Shouldyouleavetheboatunattendedforlongerperiods,securethemooringlinesagainst
chafe or unintentional loosening.
» Thebreakingstrengthoflines/chainsshouldnotexceed80%ofthebreakingstrengthof
the strong point to which it is attached.
» Alwaystoworbetowedatslowspeed.
» Never exceed the hull speed of a displacement craft when towing or being towed.