The floors were designed to support 150 pounds of weight per square foot, more than double the strength of many modern office buildings.

Commissioner Silva said that engineering plans required the concrete to support 5,000 pounds per square inch.

Threads from napkins to make a rope strong enough to support one hundred and seventy pounds?

Each strap, we were assured, could support 5,000 pounds.

In other words, a line intended to support 100 pounds should have a safe working load of at least 800 pounds.

Both support 500 pounds and are available at www.solutionscatalog.com (877-718-7901).

The spring only has to be able to support 20 or so pounds.

A chair can support at least 220 pounds.

The box must be securely mounted and capable of supporting 50 pounds.

The 14 elephants proved that the bridge supports 112,000 pounds.