Securing. Objectives State what stresses are experienced. State what stresses are experienced....

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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