Is the heavy-duty structure of the three-column storage rack with three upright posts more stable?

Warehouse shelves are generally constructed with two upright columns, such as shelf-type warehouses, pallet-type warehouses, double-depth warehouses, narrow aisle warehouses, and other common storage-type warehouse shelves. However, sometimes shelf-type warehouses may adopt a three-column design. So, is the warehouse three-column heavy-duty shelving more stable? Let's find out.

Yes, the heavy-duty warehouse three-column shelving increases an additional row of middle columns, transforming the traditional single-span beam support into a double-span continuous beam support. This significantly enhances the overall rigidity of the shelves and fundamentally improves their stability. It distributes the storage weight across three columns and more densely placed footings, enabling the shelves to effectively resist the sinking and deformation caused by the weight of the goods when carrying heavy loads.

Moreover, the heavy-duty warehouse three-column shelving design is intended to accommodate longer or large-sized goods for storage, such as fabrics and roll materials. In the case of manual storage and retrieval of these goods, using the two-column design of the shelf-type warehouse is insufficiently wide. Therefore, designing with three columns allows the shelf width to be larger, meeting the storage requirements for such long or large-sized goods.