Which pole grade represents the lowest grade with no load?

The pole grade that represents the lowest grade with no load is Grade N. In telecommunication and power distribution, pole grades are used to determine the specifications and capabilities of utility poles based on their intended use and the conditions they will face. Grade N is specifically classified for use in situations where there is no load applied to the pole, meaning it is designed for minimal requirements and can be used in less demanding applications.

Understanding the significance of Grade N is crucial for ensuring that the appropriate pole is selected for specific installation scenarios, especially in the outside plant environment, where factors like load-bearing and environmental stresses play critical roles in the performance and safety of the infrastructure. Each pole grade has its specific criteria that reflect its capacity to handle various loads and environmental conditions, making the correct classification essential for infrastructure integrity.