Construction Supervisor License Practice Exam

What is the maximum length of exit access travel permitted in occupancies with highly toxic health hazards (H-4)?

1. 75 feet

2. 100 feet

3. 150 feet

4. 175 feet

The correct answer is: 175 feet

In occupancies classified with highly toxic health hazards, such as H-4, safety is a paramount concern due to the severe risks posed by potential exposure to hazardous materials. The maximum length of exit access travel is restricted to ensure that individuals can quickly and efficiently evacuate the space in case of an emergency. The regulatory framework typically stipulates that exit access travel in these potentially dangerous environments should not exceed 75 feet, aligning with closely monitored safety standards designed to mitigate risk. This shorter travel distance allows for a rapid response in emergency situations where every second counts. The selection of 75 feet as the maximum length reflects an understanding of the high-risk nature of the materials involved and the urgency required for evacuation. It promotes a design where exit routes are easily accessible, reducing the likelihood of panic or delays that could arise in longer travel distances. In contrast, the other options, which propose longer travel distances, could compromise safety in scenarios where immediate evacuation is necessary. Therefore, the correct answer reflects both regulatory compliance and a commitment to ensuring the utmost safety in environments dealing with highly toxic health hazards.