A one-lane rural road includes a 10° curve extend- ing for 700 ft. The road is 15 ft wide with 9 ft wide shoulders. The design speed for this road is 45 mi/hr. The minimum required length of spiral transition be- tween the curve and road is most nearly

A one-lane rural road includes a 10° curve extend- ing for 700 ft. The road is 15 ft wide with 9 ft wide shoulders. The design speed for this road is 45 mi/hr. The minimum required length of spiral transition be- tween the curve and road is most nearly

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Transportation engineering (spiral curve)

Give me right solution. Help me urgent

A one-lane rural road includes a 10° curve extend-
ing for 700 ft. The road is 15 ft wide with 9 ft wide
shoulders. The design speed for this road is 45 mi/hr.
The minimum required length of spiral transition be-
tween the curve and road is most nearly
(A) 28 ft
(B) 36 ft
(C) 44 ft
(D) 72 ft

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