For maintenance use, a working platform should be able to support a minimum of how many pounds in any position?

The requirement that a working platform should support a minimum of 450 pounds in any position is based on ensuring safety and reliability during maintenance activities. This load capacity accommodates not just the weight of the personnel using the platform, but also any tools, equipment, or materials they might need during their work. This is critical in preventing accidents due to platform failure, especially in an environment like elevator maintenance where technicians often work at heights and rely on stable surfaces for support.

The 450-pound minimum is designed to provide a safety margin beyond the average weight of personnel and equipment, which is important for adherence to industry safety standards. This ensures that in real-world scenarios, including incidental loads and dynamic movements, the platform's structural integrity is maintained. Thus, opting for a working platform with a capacity of 450 pounds helps safeguard the welfare of technicians and contributes to a compliant and secure working environment.