Watertight 40ft Shipping Container – Extra Space for Storage.

The Watertight 40ft Shipping Container is a durable, secure way to expand storage capacity. Made from high-grade Corten steel, it stands up to the weather and suits both long-term asset retention and temporary site use. Its standardized dimensions fit existing logistics operations, the weather-resistant build shields contents from the elements, and it adds square footage without permanent construction.

Key Features

• Weather-resistant build: Corrosion-resistant Corten steel handles harsh weather and heavy handling.
• Secure storage: Lockable, reinforced doors on one end guard against theft and unauthorized access.
• Standard dimensions: Built to ISO specifications for seamless use with intermodal transport systems.
• Durable flooring: Marine-grade plywood floor supports heavy loads and resists moisture.
• Ventilation: Passive vents promote airflow and cut internal condensation.
• Stackable: High load-bearing capacity allows safe stacking when empty or in multi-unit setups.
• Portable foundation: Sits on gravel, concrete, or compacted earth with no permanent foundation for basic storage.

This 40ft container is a practical asset for businesses and individuals needing more space. Designed originally for multi-modal ocean and rail transport, it works just as well for stationary storage. The heavy-gauge Corten steel body was developed to resist corrosion and needs little maintenance over its life. The double-swing doors carry a locking mechanism with welded-on security protectors to deter tampering, and weather-resistant rubber seals keep the interior watertight when the doors are shut. Inside, a cavernous, unobstructed space holds palletized goods, bulk materials, or equipment, which is why construction, retail, and manufacturing businesses use these units for on-site storage and logistics providers use them as inventory buffers.

Mobility is a key advantage. Unlike a permanent structure, this container can be moved with standard handling equipment such as a reach stacker, forklift, or truck fitted with a container chassis, so the storage space can follow changing operations or relocate with the business.

Technical Specifications

• External dimensions (L x W x H): 40 ft x 8 ft x 8 ft 6 in (approx. 12.2 m x 2.44 m x 2.59 m)
• Internal dimensions (L x W x H): 39 ft 6 in x 7 ft 8 in x 7 ft 10 in (approx. 12.03 m x 2.35 m x 2.39 m)
• Door opening (W x H): 7 ft 8 in x 7 ft 5 in (approx. 2.34 m x 2.28 m)
• Maximum gross weight: 67,200 lbs (approx. 30,480 kg)
• Tare weight: 8,820 lbs (approx. 4,000 kg)
• Material: Corten steel
• Flooring: Marine-grade plywood
• Condition: New / Wind and Watertight (WWT)

The unit works with standard flatbed trucks, intermodal chassis, and rail systems for delivery and relocation and is intended for ground-level storage of non-hazardous, dry goods. Typical uses include on-site storage of construction materials and tools, inventory overflow for retail or e-commerce, secure equipment housing for industrial or agricultural use, and workshop bays or temporary enclosures when modified.

Package Includes

• (1) Watertight 40ft Shipping Container