Fire inspection is one of the most important professional works in fire departments. However, the fire departments request different standard of the duty operation of special inspecting group, so that it causes the huge difference in fire inspection. This study focuses on designing fire inspection questionnaires based on literature review and work experience and investigating those who are engaged in fire inspection in Taiwan in order to collect and analyze data regarding duty planning, and fire inspection effects. In this way, we can realize what the influence of duty operation toward fire inspection results, and then we can research the best duty operation to increase the influence of fire inspection.