Research Article

A Unified Assessment Approach for Urban Infrastructure Sustainability and Resilience

Table 8

The quantitative score of assessment index.

DimensionCategoryIndexScore

Demand (D)D1 city sizeD1.1 growth rate of city resident population5.00
D2 economic developmentD2.1 per capita GDP1.00
D2.2 proportion of tertiary industry in GDP4.16
D2.3 per capita disposable income1.87
D3 social levelD3.1 per financial income1.13
D3.2 per capital expenditure1.39
D3.3 growth rate of infrastructure investment1.90

Status (S)S1 supply capacityS1.1 handling capacity1.33
S1.2 infrastructure density1.02
S1.3 proportion of built-up area in total area1.47
S2 public satisfactionS2.1 service quality4.26
S2.2 service price4.79
S2.3 failure frequency4.84
S2.4 facility maintenance timeliness4.66
S2.5 facility maintenance quality4.81

Influence (I)I1 goalI1.1 improve community life quality3.40
I1.2 stimulate sustainable development3.41
I1.3 develop local technology2.61
I2 healthI2.1 improve public health and safety3.01
I2.2 reduce noise and vibration3.02
I2.3 reduce light pollution3.15
I3 social environmentI3.1 protect historical and cultural resources4.32
I3.2 protect local characteristics4.53
I3.3 protect the environment2.73

Resource (R)R1 save materialR1.1 reduce material usage1.03
R1.2 support sustainable procurement practices1.75
R1.3 use renewable materials1.85
R1.4 use local materials2.45
R1.5 dispose and recycle waste4.03
R2 save energyR2.1 reduce energy consumption2.02
R2.2 use renewable energy1.63
R2.3 monitor the energy system1.25
R3 save waterR3.1 reduce water consumption3.22
R3.2 reduce domestic water2.89
R3.3 monitor the water system1.05

Measure (M)M1 technology innovationM1.1 new materials, technology, and equipment4.26
M1.2 intelligent monitoring system3.58
M1.3 collaborative innovation0.26
M2 economic supportM2.1 innovation investment0.92
M2.2 investment on maintenance2.90
M2.3 effective management capital2.04
M3 management measureM3.1 evaluate climate change risks1.02
M3.2 enhance long-term adaptation0.62
M3.3 improve withstanding ability to extreme events2.37