Country |
Design or Operating Speed (km/h) | Driver Eye Height (m) | ||||||||||||||
20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | Passenger Car | Truck | Object Height | |
Australia |
Stopping Sight Distance (m) |
1.15 |
1.80 |
0.20 |
||||||||||||
(Normal Design) | 115 | 140 | 170 | 210 | 250 | 300 | ||||||||||
(Normal Design) | 45 | 65 | 85 | 105 | ||||||||||||
(Restricted Situations) | 40 | 55 | 70 | |||||||||||||
Austria | 35 | 50 | 70 | 90 | 120 | 185 | 275 | 380 | 1.00 | 0.00 - 0.19 | ||||||
Britain | 70 | 90 | 120 | 215 | 295 | 1.05 | 0.26 | |||||||||
Canada | 45 | 65 | 85 | 110 | 140 | 170 | 200 | 220 | 240 | 1.05 | 0.38 | |||||
France | 25 | 35 | 50 | 65 | 85 | 105 | 130 | 160 | 1.00 | 0.35 | ||||||
Germany | 65 | 85 | 110 | 140 | 170 | 210 | 255 | 1.00 | 2.50 | 0.00 - 0.45 | ||||||
Greece | 65 | 85 | 110 | 140 | 170 | 205 | 245 | 1.00 | 0.15 - 0.60 | |||||||
South Africa | 50 | 65 | 80 | 95 | 115 | 135 | 155 | 180 | 210 | 1.05 | 1.80 | |||||
Sweden | 35 | 70 | 165 | 195 | 1.10 | 0.20 | ||||||||||
Switzerland | 35 | 50 | 95 | 120 | 150 | 195 | 230 | 280 | 1.00 | 2.50 | 0.15 |
Source: Transportation Research Board of the International Academies - Transportation Research Circular, Issue E-C003, 1998, p. 32:1-23.
United States Metric |
Design or Operating Speed (km/h) |
Driver Eye Height |
||||||||||||||
20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 |
Passenger Car |
Object Height |
|||
Stopping Sight Distance Design (m) |
||||||||||||||||
20 | 35 | 50 | 65 | 85 | 105 | 130 | 160 | 185 | 220 | 250 | 285 |
1.08 |
0.6 |
|||
United States Imperial |
Design or Operating Speed (mph) |
Driver Eye Height (ft) |
||||||||||||||
15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 |
Passenger Car |
Object Height |
|
Stopping Sight Distance Design (ft) |
||||||||||||||||
80 | 115 | 155 | 200 | 250 | 305 | 360 | 425 | 495 | 570 | 645 | 730 | 820 | 910 |
3.5 |
2 |
Source: American Association of State Highway and Transportation Officials - A Policy on Geometric Design of Highways and Streets 2004. Exhibit 3-1. Stopping Sight Distance, pp. 112, 113.