securing. objectives state what stresses are experienced. state what stresses are experienced....
TRANSCRIPT
SecuringSecuring
ObjectivesObjectives
• State what stresses are experienced.State what stresses are experienced.
• Explain forces and motions which create Explain forces and motions which create stressstress
• Describe the various form of cell guidesDescribe the various form of cell guides
• Name, distinguish and recognize the Name, distinguish and recognize the various lashing devices and materialsvarious lashing devices and materials
• Interpret correctly a securing plan of a Interpret correctly a securing plan of a shipship
RackingRacking
TopplingToppling
ColapsColaps
Securing Systems should be Securing Systems should be
• SimpleSimple
• Easily handledEasily handled
• Quick to useQuick to use
• Safe and reliableSafe and reliable
• Easily maintainedEasily maintained
• StrongStrong
• Not to heavyNot to heavy
Securing System TypesSecuring System Types
• 11 Cell guide systemsCell guide systems
• 22 Non locking connectorsNon locking connectors
• 33 Locking connectorsLocking connectors
• 44 Lashing devicesLashing devices
Lashing SystemsLashing Systems
• 11 ChainsChains
• 22 Steel wiresSteel wires
• 33 RodsRods
( DIS ) Advantages of Chains ( DIS ) Advantages of Chains
• AgainstAgainst
• HeavyHeavy
• Difficult to handleDifficult to handle
• ForFor
• Easy to adjust Easy to adjust lengthlength
• Do not kinkDo not kink
• Need little Need little maintenancemaintenance
• Stretch only Stretch only slightlyslightly
(Dis) Advantages of Steel (Dis) Advantages of Steel WireWire• AgainstAgainst
• StretchesStretches
• KinksKinks
• Easily over Easily over tensionedtensioned
• Rusts and fraysRusts and frays
• Needs frequent Needs frequent maintenancemaintenance
• Handling not easy Handling not easy to top tiersto top tiers
• ForFor
• Lighter than Lighter than chainschains
• Easier to handleEasier to handle
(Dis) Advantages of Rods(Dis) Advantages of Rods• AgainstAgainst
• Long rods difficult Long rods difficult to handleto handle
• Not easy to attach Not easy to attach at angleat angle
• ForFor
• Relatively easy to Relatively easy to handlehandle
• Easily attached to Easily attached to upper tiers from baseupper tiers from base
• Easy, quick Easy, quick attachmentattachment
• no maintenance no maintenance neededneeded
• Last longer than wiresLast longer than wires
LashingLashing
• Not too LooseNot too Loose
• Not too TightNot too Tight
• Do it just RightDo it just Right
Securing SpecialsSecuring Specials
• 11 Temperature controlled containersTemperature controlled containers
• 22 Oversized cargoes and containersOversized cargoes and containers
• 33 Uncontainerized cargoes to be Uncontainerized cargoes to be secured on containerssecured on containers
• 44 Uncontainerized cargoes carried Uncontainerized cargoes carried as suchas such
Standard Securing ToolsStandard Securing Tools
• Spanner / Adjustable wrenchSpanner / Adjustable wrench
• Turnbuckle wrenchTurnbuckle wrench
• Marlin pinMarlin pin
• Actuator poleActuator pole
• Portable ladderPortable ladder
Tools and Materials for Tools and Materials for SpecialsSpecials• Steel wire / chainSteel wire / chain
• Wire cuttersWire cutters
• Shackles and ringsShackles and rings
• ClampsClamps
• WrenchesWrenches
• Timber battens and blocksTimber battens and blocks
• Wood sawWood saw
• Hammers and nailsHammers and nails
• Steel measuring tapeSteel measuring tape