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| You are invited to participate in this anonymous questionnaire survey. The survey data will be used to determine indicators weights and importance priorities of road construction safety assessment. Please tick your option from the list based on your experience. Thank you for your cooperation! |
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| I. Personal information |
| 1. What is your major occupation? (a). Professor in construct safety; (b). Manager in material and equipment; |
| (c). Manager in construction site; (d). Professor in geological survey; (e) construction worker; (f). Other |
| 2. How long have you been in your job? (a). 1–10 years; (b). 11–20 years; (c) 21–30 years; (d). 31 years and above |
| 3. What is your highest educational qualification? (a). Doctor; (b). Master; (c). Bachelor; (d). Other |
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| II. Questionnaire |
| Part 1 there are five indicators of the criteria level in the road construction assessment system below. Pairwise comparisons with respect to goal level (the immediately upper level of the criteria) are conducted one by one to obtain their priorities importance. Please give quantitative judgment according to the qualitative description in the fundamental scale of absolute numbers table. |
| 1. Human factors and material factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 2. Human factors and equipment factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 3. Human factors and management factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 4. Human factors and environment factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 5. Material factors and equipment factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 6. Material factors and management factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 7. Material factors and environment factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 8. equipment factors and management factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 9. equipment factors and environment factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
| 10. Management factors and environment factors: |
| 1/9 1/8 1/7 1/6 1/5 1/4 1/3 1/2 1 2 3 4 5 6 7 8 9 |
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