Research Article
The Surrogate Safety Appraisal of the Unconventional Elliptical and Turbo Roundabouts
Table 6
Collision type distribution.
| Intersection scheme | Collision Type | crossing | rear end | lane change |
| Turbo | 7 | 12021 | 145 | Total conflict point 12173 | Elliptical | 453 | 8002 | 3073 | Total conflict point 11528 |
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