Questionnaire on the importance of lifting risk factors

The types of units participating in the survey mainly include construction units, construction units, supervisory units, universities, and scientific research units. Among them, the proportion of supervisory units is the highest at 27.02%, followed by construction units and universities and scientific research units, with a proportion of 25.47%, and the proportion of construction units is the lowest at 22.05%. Overall, the distribution of the types of units participating in the survey is relatively balanced, with a relatively large number of supervisory units. Regarding rank, the proportion of operators and support staff is the same, at 30.43%, while the proportion of project leaders and technical leaders is also the same, at 19.57%. This shows that the percentage of operators and auxiliary staff is higher and occupies a more significant percentage in this survey. In terms of work experience, the years of work experience of those who participated in the survey were mainly concentrated in the stages of less than 5 years and 5-10 years, which accounted for 36.65% and 35.09%, respectively. The proportion of personnel with more than 11 years of working experience is lower, only 28.26%. Overall, most of the participants in the survey have less than 10 years of working experience. In terms of education, the number of people with a bachelor's degree is the largest, accounting for 45.96%, followed by the number of people with a college degree or below, accounting for 29.5%, the number of people with a master's degree accounting for 21.12%, and the number of people with a doctoral degree accounting for 3.42%. People with bachelor's degrees have the highest percentage in this survey. Regarding project experience, the most significant number of people, 31.06%, were involved in 3-5 sizeable structural lifting operation projects. This is followed by the number of people involved in 1-2 projects with 28.57%. The number of people involved in more than 10 projects accounted for 23.91%, and those involved in 5-10 projects accounted for 16.46%. The number of people involved in more than 3 projects is relatively high.