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General Average (Marine)

A maritime principle where all parties involved in a sea voyage proportionally share losses that result from voluntary sacrifices made to save the ship and remaining cargo from total loss. This ancient concept ensures fair distribution of emergency-related costs among ship and cargo owners.

Example

“When the cargo ship faced a severe storm, the captain jettisoned some containers to prevent sinking, and all cargo owners shared the loss under general average rules.”

Memory Tip

Remember 'Share the Scare' - when the ship is scared (in danger), everyone shares the cost of saving it.

Why It Matters

For businesses shipping goods internationally, general average can result in unexpected costs even when your cargo arrives safely. Understanding this principle helps importers and exporters budget for potential shared maritime losses and decide whether to purchase additional coverage.

Common Misconception

Many shippers believe they only pay for damage to their own cargo, but under general average, you can be liable for a portion of any sacrificial losses made to save the voyage, even if your goods arrive undamaged. This can result in significant unexpected expenses months after shipment.

In Practice

A container ship carrying $50 million in cargo encounters a fire and must jettison $5 million worth of containers to save the vessel. Under general average, if your cargo represents 2% of the ship's total value, you'd owe 2% of the $5 million loss ($100,000) plus your share of emergency port fees and salvage costs, even if your containers were unharmed.

Etymology

Dating back to Roman maritime law around 800 BC, 'average' comes from the Arabic 'awar' meaning damage to ship or cargo, while 'general' indicates the shared nature of the loss.

Common Misspellings

general avrage marinegeneral average maringenral average marinegeneral averag marine

Related Terms

Marine Insurance Cargo Insurance

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