What can BEST assist the driver/operator when operating an aerial device in high wind conditions?

The load chart is designed to provide crucial information regarding the safe operation of the aerial device under various conditions, including adverse weather situations like high winds. It details the maximum allowable weight and specifies operational limits under specific wind conditions, helping the driver/operator to determine how much weight can be safely lifted and the best practices to follow during high winds.

In high wind conditions, understanding the load limits is paramount as stronger gusts can affect the stability and performance of the aerial device. The load chart allows the operator to make informed decisions on whether it is safe to deploy the aerial device or to adjust the operations according to the current wind conditions, thus ensuring safety and effectiveness.

While the other options may provide valuable information, they do not directly assist the operator in making critical decisions related to safety and operational parameters in high wind situations. Ground stability checks may ensure a solid base for the apparatus, the hydraulic manual provides technical information about the aerial device's functioning, and weather conditions reports give a general idea of the surroundings, all are important, but the load chart specifically addresses the direct impact of high wind on the aerial device's operational capabilities.