Research Article
Development of an Optimization Traffic Signal Cycle Length Model for Signalized Intersections in China
Table 5
Summary statistics of queue length (vehicles/per cycle).
| Model | Statistical index | Intersection | Sample size | Maximum | Minimum | Mean | Standard |
| TRRL model | Queue length | I | 120 | 14 | 0 | 2.74 | 2.79 | II | 150 | 30 | 2 | 8.12 | 4.87 | III | 180 | 38 | 3 | 15.98 | 7.16 |
| NEW model | Queue length | I | 120 | 12 | 0 | 3.24 | 3.02 | II | 150 | 25 | 2 | 6.04 | 3.66 | III | 180 | 24 | 2 | 10.02 | 4.39 |
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