Shipping containers are designed to be weatherproof and water-resistant, but they are not completely waterproof. Here’s why: Corrosion Resistance: Shipping containers are typically made of corten steel, which is highly resistant to corrosion and rust. The steel walls and roof are welded together to create a watertight enclosure, preventing water from entering the container under normal conditions. Weather Sealing: Shipping containers are fitted with rubber gaskets and seals around doors and openings to provide additional protection against water infiltration. These seals help to create a barrier that prevents rainwater and moisture from seeping into the container’s interior. Vulnerabilities: While shipping containers are designed to withstand harsh maritime environments, they can still be vulnerable to water ingress under certain conditions. Over time, seals and gaskets may degrade or become damaged, leading to potential leaks. Additionally, holes, dents, or rust spots in the container walls or roof can compromise its watertightness. Maintenance: Regular maintenance and inspections are essential to ensure that shipping containers remain watertight over time. This includes checking seals, gaskets, and structural integrity, and repairing any damage promptly to prevent water infiltration. In summary, while shipping containers are built to be weatherproof and water-resistant, they are not completely impervious to water. With proper maintenance and care, shipping containers can provide effective protection against the elements for a variety of applications, including storage, housing, and commercial use.