Fig :Stowing heavy weight propeller
Out of gauge containers are usually stowed underdeck and in case of an On Deck Stow,
careful consideration will be required. Local planner or agent may be requested for such approval prior loading.
Hatch cover clearance and Cell guide clearance must be verified to confirm that there will be no damage to the vessel or cargo when loaded.
Appropriate number of slots must be kept vacant to accommodate the OOG cargo as necessary.
More info on handling Out of gauge containers/break bulk cargo
Other factors should be taken into account before accepting a containership cargo stowage plan :
• Stacking Weights• Lashing strength• Dangerous goods stowage and segregation• Reefer Container Stowage
• Special Container Stowage
• 20’ or 40’ or 45’ Compulsory Stowage Locations
• Irregular Stowage of Containers
• Over-stow of Containers
• Hatch Cover Clearance (High cube containers Under Deck )
• Other matters regarding cargo stowage as necessary
Summarized below are some basic container transport procedures. These procedures are only indicative, not exhaustive in nature and one must always be guided by practices of good seamanship.
Safe cargo stowage and planning
When considering acceptability of a container cargo stowage plan, some basic check items, procedures / guidelines concerning cargo stowage shall be taken into account . Read
Safe Cargo operation
On Arrival Port, Prior Commencing Cargo Operation
1) The composition of cargo watch personnel shall be decided and duties well understood.
2) All personnel involved in the cargo watch shall be briefed regarding the expected operations and provided with a Cargo Discharge Plan
. Read more...
Guidelines and procedures concerning containership hull strength & stability
When considering acceptability of a container cargo stowage plan, the following procedures/guidelines concerning hull strength & stability shall be taken into account:
a) Draft, Trim and Heel Draft restrictions at berth, approaches, passage and next port shall be taken into consideration and vessels maximum draft must be maintained within the applicable restriction. Read more...
Procedures for dangerous cargo handling and documentation
Handling dangerous cargo requires special care due to the inherent hazardous nature of the cargo and applicable carriage regulations. Read more...
Procedures for reefer cargo handling
Reefer containers require special care after they are loaded on board ship. These containers need to be supplied with power, monitored closely for proper function and repaired as required in case of malfunction.Read more...
Handling breakbulk,Out of gauge and open top containers
Break bulk cargo is usually stowed on flat racks and platforms. It is important to confirm that the break bulk cargo itself is properly secured onto the Flat rack or Platform prior loading on board.Read more...
Containership operation: 2 in 1 (Two in One) Loading
The term 2 in 1 operation is normally used when two 20feet units are loaded in one 40feet bay underdeck. When such loading operation is being conducted, it must be ensured that the terminal staff is aware of the vessels lashing system.
Containership operation: On Deck Loading of 20feet Containers
20feet containers loaded on deck must be spaced apart in order to leave room for lashing each container on the fore and aft ends. Read more...
Containership operation: Opening closing hatch covers
Hatch cover operations are frequently carried out on board container ships but due care is necessary to prevent damage by incorrect operation.Read more...
Containership operation: Cargo lashing
Regular inspection and maintenance of ships cargo securing devices must be carried out. These would include routine visual examination of components being utilized, lubrication of securing devices, repair of damaged securing devices and separating out and rejecting damaged/unusable securing devices.Read more...
Containership Cargo securing
When containers are carried on deck, the ship is required to be approved for that purpose and the containers themselves are secured with twistlocks and lashings. These usually consist of steel rods and turnbuckles.
Containership Cargo Securing Devices (Lashing Gear Box Containers)
Vessel shall account for all lashing gear box containers including bins prior departure from every port.Read more...
Containership Cargo hold ventilation
Cargo holds of container ships are fitted with two basic types of ventilation systems, namely natural and mechanical. Mechanical ventilation could be of either the supply or the exhaust type.
Safety navigation for container ships
While planning the passage for intended voyage the safety of navigation should be accommodated in, where it is both reasonable and possible to do so, Read more...
Containership Cargo care at sea
Condition of Cargo (Container) Securing / Lashing shall be checked at least once daily and tightened as required.
Containership operation: Safety of personnel
On board containerships there are several potential safety hazards in the cargo working area and these will have to be identified, made safe and monitored to ensure continued safety. Read more...
Containership operation: wet damage in cargo hold
Water entered into vessel cargo holds may cause wet damage to the cargo inside containers especially stowed on the bottom, unless the bilge water is drained in a proper and swift manner. Read more...
Containership operation: hull damage stevedores
In case a third party including stevedores is responsible for an accident caused by work, such as Cargo handling, Bunkering, or Loading ships stores or the like, the Master shall handle the accident with appropriate steps to claim for damages. Read more...
Measures to protect the vessel side against stevedores injury
All working areas and accesses must be checked to be clear of any slippery matter and obstructions, be structurally sound and well lit, before stevedores come on board.Read more...
Measures to protect reefer cargo deterioration
Check and monitor each reefer container as per voyage instruction, which requires some basic check items.Read more...
Containership Navigation : Ships motion in a seaway
Ships are affected by movement in six degrees of freedom; rolling, pitching, heaving, swaying, surging and yawing. Of these, rolling, pitching and heaving generate the highest forces during heavy weather.
Containership Cargo Securing Arrangement
Details of the securing system and its constraints are set out in the vessels approved Cargo/Container Securing Manual.Read more...
Containership Cargo Operation : Common reasons for stowfall
Container stows often fail due to:
Container stacks being too heavy and too high overall, exposing the lower containers to excessive transverse racking and compressive forces due to the tipping effect.Read more...
Containership operation : Ships motion in a seaway :parametric roll
The term parametric roll is used to describe the phenomenon of large unstable roll motion suddenly occurring in head or stern seas.Read more...
Other info pages !
Related terms & guideline
How to prevent injury onboard
How to prevent marine pollution
Cargo & Ballast Handling
Reefer cargo handling
Troubleshoot and countermeasures
DG cargo handling
Procedures & Guidelines
Safety in engine room
Questions from user and feedback
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prevention of pollution and many safety guideline. The procedures explained here are only indicative,
not exhaustive in nature and one must always be guided by practices of good seamanship.
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