4.1.8.18.(13)

Intent 1:

To limit the probability that the chains or cables that support isolated suspended equipment that is designed as a pendulum system will not be able to resist the specified earthquake loads, which could lead to the structural failure of the chains and cables, which could lead to severe damage to or falling of suspended equipment or non-structural elements, which could lead to:

• damage to the building, or
• damage to and functional failure of a building component's system, which could impede the intended use and occupancy of the building.

Intent 2:

To direct Code users to the deflection requirements of Sentence 4.1.8.18.(11).