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12-13  Monitoring of Urban Road Traffic Noise in Key Cities (2004)
             
         
(LeqdBA)
Total Length
Roads with
Percentage of
Average  Width
Average 
Average
City
 of Roads
Excess Noise
Roads with 
of Roads
Traffic
Noise
(m)
(m)
Excess Noise 
(m)
Volume 
Value
   
(%) 
  
(car/hour)
(LeqdBA)
             
  Beijing       
589642
251187
42.6
36.3
5705
69.6
  Tianjin       
267941
46086
17.2
28.2
2307
68.0
  Shijiazhuang  
179402
33369
18.6
28.8
1596
67.5
  Taiyuan       
138000
35052
25.4
    
68.0
  Hohhot        
82649
29836
36.1
30.0
1994
69.4
  Shenyang      
144000
6768
4.7
33.7
2381
68.2
  Changchun     
123604
22867
18.5
30.6
2760
68.3
  Harbin        
120200
28127
23.4
17.0
2262
68.2
  Shanghai      
210540
158326
75.2
20.0
2364
72.3
  Nanjing       
171122
66909
39.1
30.3
1958
69.3
  Hangzhou      
188955
39303
20.8
16.3
2020
67.9
  Hefei         
94021
3761
4.0
38.9
2118
67.8
  Fuzhou        
111230
17463
15.7
22.9
2366
68.4
  Nanchang      
67500
25718
38.1
31.2
3038
69.7
  Jinan         
196374
75408
38.4
43.3
2621
69.1
  Zhengzhou     
84115
28599
34.0
43.5
2064
67.7
  Wuhan         
249800
142886
57.2
19.9
2290
70.0
  Changsha      
93900
51739
55.1
29.4
2754
69.9
  Guangzhou     
248064
82109
33.1
24.0
3473
69.3
  Nanning       
102000
50694
49.7
19.8
3310
69.7
  Haikou        
107280
15985
14.9
34.2
2729
67.8
  Chongqing     
337600
79336
23.5
16.2
1725
68.1
  Chengdu       
321212
84479
26.3
44.3
2845
68.5
  Guiyang       
54300
21611
39.8
36.4
2785
69.5
  Kunming       
91494
28821
31.5
30.0
2026
68.0
  Lhasa         
52950
    
18.7
747
63.8
  Xi'an         
204017
25706
12.6
24.3
2701
68.0
  Lanzhou       
125396
35989
28.7
20.0
1538
68.9
  Xining        
83420
55558
66.6
19.1
1746
70.6
  Yinchuan      
94380
42377
44.9
31.0
1860
69.9
  Urumqi        
211600
111302
52.6
42.9
1775
69.7
             
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