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Question 5 5.1 determine the distance travelled by a driver during the perception reaction time, if...

Question 5 5.1 determine the distance travelled by a driver during the perception reaction time, if she/he maintains 85 km/h. Use TRH17 recommendations for the design value of driver perception-reaction time. (2) 5.2 If the design speed of a 4-lane, rural road is 100 km/h, determine the minimum sight distance that should be provided on the road if (a) the road is levelled and (b) the highway has an entry grade of + 5% and an exit grade of - 5%. (8)

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