Research Article
Statistical Analysis of Traffic Accidents in Shanghai River Crossing Tunnels and Safety Countermeasures
Table 1
Number of injured people per accident.
| ā | Zone 1 | Zone 2 | Zone 3 | Zone 4 | Traffic accidents on the city road outside the tunnel | Traffic accidents in tunnel |
| Number | 1.13 | 1.22 | 1.36 | 1.25 | 1.13 | 1.26 |
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