Research Article
Conspicuity Research on the Highway Roadside Objects: A Simulator Study
Table 5
The mean legibility distance under 120 km/h.
| Contours | Sizes of the roadside objects (m2) | 1 | 16 | 49 | 100 | 169 |
| Triangle | 121.38 | 514.18 | 756.34 | 1331.08 | 1776.47 | Rectangle | 112.77 | 507.39 | 749.48 | 1212.79 | 1753.18 | Round | 106.43 | 482.58 | 717.82 | 1065.30 | 1701.53 |
|
|