Final Answer:
The handrail should have attachment devices to transfer to the structural wall a concentrated load of 200 pounds applied at any point in any direction.
Step-by-step explanation:
Handrails are designed to ensure the safety of individuals using stairs or elevated platforms. The load-bearing capacity of a handrail attachment to a structural wall is crucial for its effectiveness. The specified requirement of a concentrated load of 200 pounds accounts for the maximum force that may be exerted on the handrail at any given point and in any direction.
In structural engineering, the determination of load-bearing capacities involves thorough calculations to guarantee safety and compliance with building codes. The specified load of 200 pounds considers a reasonable worst-case scenario where an individual might apply force to the handrail. This load is a standard reference point in building codes and engineering practices to ensure that the handrail and its attachment devices can withstand the expected forces without compromising safety.
To calculate the load-bearing capacity, engineers consider factors such as material strength, attachment methods, and the overall structural integrity of the wall. The 200-pound requirement serves as a benchmark, ensuring that the handrail can adequately support the weight and force applied to it. Compliance with these specifications is essential for maintaining safety standards and preventing accidents in buildings and structures where handrails are installed.