What is the response configuration for a high-rise structure fire at the third alarm level?

The response configuration for a high-rise structure fire at the third alarm level typically requires a substantial deployment of resources due to the complexity and potential for greater risks involved.

In the case of a third alarm, having 5 engines allows for adequate water supply and fire suppression capabilities, which are critical in high-rise operations where access to and maneuverability can be limited. The presence of 2 trucks is essential to provide ladder access for aerial operations, ventilation, and search and rescue efforts. Additionally, including 1 EMS unit ensures that medical assistance can be rendered promptly, as high-rise fires often involve multiple casualties due to smoke inhalation or fire-related injuries.

This configuration emphasizes the need for a well-rounded approach to managing the challenges posed by high-rise fires, ensuring sufficient manpower, equipment for both fire suppression and rescue, and immediate medical support. The other options do not provide the same level of resource allocation that a high-rise fire situation demands, making this configuration the most appropriate choice for handling such emergencies effectively.