Design speed (km/hour) | 60 | 70 | 80 | 90 | 100 | 110 | 120 |
Sight distance at exit ramp terminals [2] [meter] | 170 - 230 | 200 - 270 | 240 - 310 | 270 - 350 | 300 - 390 | 340 - 430 | 370 - 470 |
7 seconds of travel time: two stages-sight distance (x) for tapered exit [3] [meter] | 117 | 136 | 156 | 175 | 194 | 214 | 233 |
10 seconds of travel time: two stages-sight distance (x) for parallel auxiliary lane exit [3] [meter] | 167 | 194 | 222 | 250 | 278 | 306 | 333 |
DSD (Israel recommended) [m] | 160 | 190 | 220 | 255 | 290 | 325 | 360 |