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Q3:- A rural road way deflects by an angle of 50° 40', the two tangents intersect @ station 20 + 00. • . . • Find the tangent & curve lengths for a 4° curve. (40) marks Recommend a super elevation rate if the design speed is 100 km/hr & the coefficient of side friction is 0.13. If the length of transition curve is (80m) and the cross section of the road two lane in each direction and the width of each lane equal (3.5m), the elevation of center line at the beginning of transition curve equal 100 m). cross slope 2%. Find the elevation of the road section if the super elevation attainment about the inner edge Draw the sketch of super elevation attainment with profile of implementation along the transition curve.

Q3:- A rural road way deflects by an angle of 50° 40', the two tangents intersect @ station 20 + 00. • . . • Find the tangent & curve lengths for a 4° curve. (40) marks Recommend a super elevation rate if the design speed is 100 km/hr & the coefficient of side friction is 0.13. If the length of transition curve is (80m) and the cross section of the road two lane in each direction and the width of each lane equal (3.5m), the elevation of center line at the beginning of transition curve equal 100 m). cross slope 2%. Find the elevation of the road section if the super elevation attainment about the inner edge Draw the sketch of super elevation attainment with profile of implementation along the transition curve.

Traffic and Highway Engineering
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter15: Geometric Design Of Highway Facilities
Section: Chapter Questions
Problem 21P
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Q3:- A rural road way deflects by an angle of 50° 40', the two tangents intersect @ station 20 + 00. • . . • Find the tangent & curve lengths for a 4° curve. (40) marks Recommend a super elevation rate if the design speed is 100 km/hr & the coefficient of side friction is 0.13. If the length of transition curve is (80m) and the cross section of the road two lane in each direction and the width of each lane equal (3.5m), the elevation of center line at the beginning of transition curve equal 100 m). cross slope 2%. Find the elevation of the road section if the super elevation attainment about the inner edge Draw the sketch of super elevation attainment with profile of implementation along the transition curve.
Transcribed Image Text:Q3:- A rural road way deflects by an angle of 50° 40', the two tangents intersect @ station 20 + 00. • . . • Find the tangent & curve lengths for a 4° curve. (40) marks Recommend a super elevation rate if the design speed is 100 km/hr & the coefficient of side friction is 0.13. If the length of transition curve is (80m) and the cross section of the road two lane in each direction and the width of each lane equal (3.5m), the elevation of center line at the beginning of transition curve equal 100 m). cross slope 2%. Find the elevation of the road section if the super elevation attainment about the inner edge Draw the sketch of super elevation attainment with profile of implementation along the transition curve.
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