Transport securing containers: How to choose the right dunnage bag?
Choosing the right dunnage bag depends on various factors, such as the weight and type of goods, the type of container, and the
transport conditions . The size of the goods and the gaps between them are particularly important for choosing the right
size dunnage bag . If you're unsure, we'll be happy to advise you.
FAQ: Container load securing & dunnage bags
What is the purpose of air bags in securing container cargo?
Dunnage bags (air cushions or air bags) are used in containers to fill gaps between packages and thus prevent the cargo from slipping, tipping, or deforming during sea freight, rail, or truck transport . They thus create a form-fitting seal, absorb shocks , and ensure safe transport even during heavy braking or rough seas.
For which transport situations and container types are dunnage bags suitable?
Stowage bags are flexible and are used in standard sea containers, high-cubes, rail containers, sea containers, and even trucks. They are particularly useful when the load is not tightly fitted and gaps remain.
What legal regulations apply to securing loads with dunnage bags in containers?
The CTU Code 2015 is considered the central set of regulations worldwide (IMO/ILO/UNECE), supplemented by national standards such as DIN EN 12195 and VDI 2700. These regulations require that all cavities in the container are filled, forces are secured, and both transport and the safety of employees are guaranteed.
How are dunnage bags used correctly?
After loading, dunnage bags are inserted into the gaps using a
filling gun (compressor or battery-powered) and filled so that they
fill the spaces with a tight fit but without tension . The material, size, and permissible pressure are selected depending on the cargo and container type. Important: The
dunnage bags must not damage the goods , but they must also not be too loose.
What should be taken into account when unloading?
When releasing the air, the load may begin to move – therefore , ensure sufficient distance beforehand and, if necessary, additional securing . Employees must be properly trained, otherwise there is a risk of injury or damage.
What other tools complement load securing in the container?
In addition to dunnage bags, accessories such as lashing straps, anti-slip mats, squared timbers, barriers, nets, partitions, and padding are common. The selection depends on the transport route, type of cargo, and container size .
Conclusion on container load securing
Proper packaging and
maritime cargo securing are essential to ensure the
safe overseas transport of your goods. Dunnage bags are one of the
most effective and economical methods for securing goods in containers . We hope we've helped answer your questions and given you a better understanding of how to secure your goods more effectively.