Research Article
A Modified Total Crossing Time Model of Bidirectional Pedestrians at Signalized Crosswalks
Table 2
Relation between shape and drag force.
| Shape and flow | Form drag | Skin friction | Shape and flow | Form drag | Skin friction |
| | 0% | 100% | | ~90% | ~10% |
| | ~10% | ~90% | | 100% | 0% |
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