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Table 10

Indicators of the second Delphi round

IndexParameterIndicatorMean scoreRate of satisfaction(%)Variation
Drainage systems Economic Resource 1. Proportion of investment of urban drainage systems 4.40 50.00 0.159 
2. Investment types of drainage systems in response to climate change 3.80 0.00 0.111 
3. The development level of urban district 3.10 0.00 0.283 
Information and Skills 4. Propaganda work of reactive measures on heavy rainfall by media 4.30 40.00 0.157 
5. The capacity of government that guarantees timely and accurate notification before rainfall. 5.00 100.00 0.000 
6. The self-consciousness of the public about heavy rainfall disasters 4.40 50.00 0.159 
Technology 7. The degree of concordance between the competent departments of drainage system and water affairs 4.50 60.00 0.157 
8. The knowledge and skill level of employees in drainage systems 4.40 50.00 0.159 
Infrastructure 9. The number of waterlogged places on the road after rainfall 4.30 30.00 0.112 
10. The rate of hardening of urban ground 4.10 30.00 0.214 
11. The period of updating old pipe networks in urban drainage systems 4.50 60.00 0.157 
12. The volume capture ratio of annual runoff 4.00 10.00 0.167 
13. The volume of retention facilities per capita in each district 3.30 20.00 0.351 
Institutions 14. The stability of policies for heavy rainfall 4.00 10.00 0.118 
15. Establishing special institutions and administration for climate change 4.60 60.00 0.112 
16. Forming a contingency plan to respond to heavy rainfall 4.90 90.00 0.065 
17. The starting time of a contingency plan when heavy rainfall occurs 4.90 90.00 0.065 
18. The effects of urban and municipal special planning 4.80 80.00 0.088 
19. The policy requirements proposed by management institutions for measures to heavy rainfall of relevant departments 3.90 20.00 0.189 
20. The professional level of the management institutions 4.30 60.00 0.246 
IndexParameterIndicatorMean scoreRate of satisfaction(%)Variation
Drainage systems Economic Resource 1. Proportion of investment of urban drainage systems 4.40 50.00 0.159 
2. Investment types of drainage systems in response to climate change 3.80 0.00 0.111 
3. The development level of urban district 3.10 0.00 0.283 
Information and Skills 4. Propaganda work of reactive measures on heavy rainfall by media 4.30 40.00 0.157 
5. The capacity of government that guarantees timely and accurate notification before rainfall. 5.00 100.00 0.000 
6. The self-consciousness of the public about heavy rainfall disasters 4.40 50.00 0.159 
Technology 7. The degree of concordance between the competent departments of drainage system and water affairs 4.50 60.00 0.157 
8. The knowledge and skill level of employees in drainage systems 4.40 50.00 0.159 
Infrastructure 9. The number of waterlogged places on the road after rainfall 4.30 30.00 0.112 
10. The rate of hardening of urban ground 4.10 30.00 0.214 
11. The period of updating old pipe networks in urban drainage systems 4.50 60.00 0.157 
12. The volume capture ratio of annual runoff 4.00 10.00 0.167 
13. The volume of retention facilities per capita in each district 3.30 20.00 0.351 
Institutions 14. The stability of policies for heavy rainfall 4.00 10.00 0.118 
15. Establishing special institutions and administration for climate change 4.60 60.00 0.112 
16. Forming a contingency plan to respond to heavy rainfall 4.90 90.00 0.065 
17. The starting time of a contingency plan when heavy rainfall occurs 4.90 90.00 0.065 
18. The effects of urban and municipal special planning 4.80 80.00 0.088 
19. The policy requirements proposed by management institutions for measures to heavy rainfall of relevant departments 3.90 20.00 0.189 
20. The professional level of the management institutions 4.30 60.00 0.246 
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