Research Article
Development of a Safety Evaluation Model for Provincial Highway
Table 14
Calculation and scoring method according to assessment items.
| | Index | Subindex | Assessment element | Standard | Score |
| | Traffic environment () | Crosswalks () | Number of crosswalk in section/section length | Under 10% | ≤40 | | 10%–20% | ≤60 | | 20%–30% | ≤80 | | Above 30% | ≤100 | | Traffic volume () | ADT per lane | Lower traffic | ≤40 | | Midtraffic | ≤60 | | Heavier traffic | ≤100 | | Heavy vehicle ratio () | Heavy vehicle/traffic volume | Below 36% | Interpolation | | Above 36% | 100 |
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