An Open Access Journal
From: Comprehensive model for upgrading two-lane road network
Design speed (km/h) | Intersection sight distance left-turn movements (m) | Intersection sight distance straight-across movements (m) |
---|---|---|
20 | 45 | 40 |
30 | 65 | 55 |
40 | 85 | 75 |
50 | 105 | 95 |
60 | 130 | 110 |
70 | 150 | 130 |
80 | 170 | 145 |
90 | 190 | 165 |
100 | 210 | 185 |
110 | 230 | 200 |
120 | 255 | 220 |
130 | 275 | 235 |