# Special Container Designs

*Last updated: 2026-06-18*

> When a shipper needs to move oversized machinery, perishables, liquids, or sensitive electronics, standard 20ft or 40ft containers quickly prove inadequate.

When a shipper needs to move oversized machinery, perishables, liquids, or sensitive electronics, standard 20ft or 40ft containers quickly prove inadequate. Special container designs are modified or purpose-engineered units equipped with reinforced floors, integrated refrigeration systems, gas-tight seals, removable side walls, or custom securing points—addressing requirements that standard equipment cannot meet by design. Common types include refrigerated containers (reefers) for food and pharma cold chains, open-top containers for heavy lifts and oversized cargo, tank containers for liquids and bulk materials, and flat-rack containers for exceptional widths or lengths. Booking and customs clearance of these units often requires additional documentation, such as dangerous goods declarations, heavy-lift permits, or cargo stowage plans submitted to the relevant authority.

**Source:** [https://en.wikipedia.org/wiki/Shipping_container](https://en.wikipedia.org/wiki/Shipping_container)

## Quick Facts

| Property | Value |
|---|---|
| Term | Special Container Designs |
| Language | EN |
| Word count | 115 |
| Last updated | 2026-06-18 |
| Source | https://en.wikipedia.org/wiki/Shipping_container |

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