A section of road has an approach grade of +0,50%, an exit grade of +4,50% and a design speed of 100km / hr. The road is 15,0m wide.

Determine the design passing sight distance of vehicle travelling at 60 km/hr passing a vehicle travelling at 55km/hr moving at How important is design passing sight distance

ation and might be unsafe. Click for more details. Enable Editing 2.4 Determine the design passing sight distance of vehicle travelling at 60 km/hr passing a vehicle travelling at 55km/hr moving at How important is design passing sight distance. [4] Speed Group (km/hr) 48-64 65-80 81-96 97-112 3,60 4,00 4,30 4,50 Reaction/perception time (sec) 2,25 2,30 2,37 2,41 Average acc. of passing veh (m/s) 40,10 54,40 68,50. 83,70 Average speed of passed veh. (km/hr) 9,30 10,00 10,70 11,30 Time in oposing lane (t2- sec) 56, 10 70,40 84,60 99,70 Average speed of passing veh (km/hr) 30,50 54,90 76,20 91.50 Safety distance (d3-m)