How is "Creep" defined in rigging terminology?

In rigging terminology, "Creep" is best defined as a non-permanent slow stretch under load. This phenomenon occurs when materials are subjected to a constant load over an extended period, leading to gradual elongation without immediate failure. It is crucial for riggers to understand creep because it affects the performance and safety of rigging systems. When designing and using rigging, acknowledging creep allows riggers to anticipate how materials will behave under prolonged stress and to make appropriate adjustments or safety considerations.

In contrast, the other definitions describe different behaviors related to materials under load. The concept of a permanent stretch under continuous load relates to materials that do not return to their original shape after the load is removed. A sudden elongation signifies a failure or a dynamic reaction to stress, which doesn’t align with the gradual nature of creep. An instant response to applied force describes a more immediate reaction, which does not capture the essence of creep’s slow and non-permanent characteristics. Understanding these differences helps in the effective management of rigging systems and ensures safety and functionality in theatrical settings.