Simrad ST90 - Design and Installation Drawings; Mounting the Installation Trunk

442703/B
115
Designandinstallationdrawings
Theinstallationshipyardmustprovideallnecessarydesignandinstallationdrawings,as
wellastherelevantworkstandardsandmountingprocedures.
Ifrequired,alldocumentsprovidedbytheshipyardforthephysicalinstallationofthe
ST90mustbeapprovedbythevessel’snationalregistryandcorrespondingmaritime
authorityand/orclassicationsociety.Suchapprovalmustbeobtainedbeforethe
installationcanbegin.Theshipownerandshipyarddoingtheinstallationareresponsible
forobtainingandpayingforsuchapproval.
Relatedtopics
Mountingtheinstallationtrunk,page109
Installationtrunkmountingoverview,page110
Mountingtheinstallationtrunk
Theinstallationtrunkmustbemountedsothatitremainsverticalduringnormal
operatingconditions.
Prerequisites
Thistaskmusttakeplaceindrydock.The
shipyardmustprovideallnecessarytools
andmanpower.
Illustration:
Thecentrelineofthetrunk(!)mustbe
parallelwiththevessel’ scentreline.
Theinstallationtrunkisheavy.Alwaysuse
appropriateliftingequipmenttominimizerisk
ofpersonnelinjuryorequipmentdamages.
Onlycertiedequipmentmustbeused.
Context
Onlythebasicstepsofthetaskareoffered.
Additionalprocedureswithmoreinformation
and/ordetailsmustbeprovidedbytheinstallationshipyardtotthevesselproperties.
Thetopmatingsurfaceoftheinstallationtrunkmustbeprotectedwithablindangeor
woodencoveratalltimesuntilthehullunitisinstalled.
Mountingtheinstallationtrunk