Research Article
Predicting Freeway Work Zone Delays and Costs with a Hybrid Machine-Learning Model
Table 2
Work zone characteristics of case studies.
| | | Case 1 | Case 2 | Case 3 |
| | Route | I-78 WB | NJ-21 SB | I-280 EB | | Number of lanes | 3 | 3 | 2 | | Milepost | 47.3–49.3 | 4.2–4.5 | 14.1–14.3 | | Work zone length (km) | 3.6 | 0.5 | 0.3 | | Starting time | 11 PM, 10/2015 | 10 AM, 11/2015 | 10 AM, 12/2015 | | Ending time | 6 AM, 10/2015 | 3 PM, 11/2015 | 3 PM, 12/2015 | | Duration (hours) | 7 | 5 | 5 | | Number of closed lanes | 2 | 1 | | | with SVM (vph) | 1,524 | 3,222 | 3,798 | | with HCM (vph) | 1,395 | 2,976 | 3,910 |
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Note. closure.
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