Question 17 A design requirements for a section of highway with a 1.5% grade are as follows. Design speed= 80 km/h Coefficient of friction= 0.35 Driver reaction time 2.0 sec Driver eye height= 1.2 m Object (to be avoided) height= 0.2 mThe downhill design braking distance for this highway is most nearly A) 45 m B) 75 m C) 100 m D) 120 m I