Research Article
Predicting Work Zone Collision Probabilities via Clustering: Application in Optimal Deployment of Highway Response Teams
Table 2
Input variables used for WZ clustering.
| Variable | Description | Columns |
| Season | Season of year | 3 | Road type | Type of road (I, US, MD) | 3 | Weekend | Equals 1 for Saturday or Sunday, otherwise 0 | 1 | Lanes | The number of all, main, shoulder and median lanes | 1 | AADT | Average annual daily traffic | 1 | Peak | Peak duration / overall duration | 1 | Day | Day duration / overall duration | 1 |
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