The length of a spiral curve is 85 m with a radius of 280 m at the central curve. Determine the Following: a. Offset distance from the tangent on the first quadrant point of the spiral. b. Length of throw for the spiral curve c. Maximum velocity that a car could pass thru the easement curve

The length of a spiral curve is 85 m with a radius of 280 m at the central curve. Determine the Following: a. Offset distance from the tangent on the first quadrant point of the spiral. b. Length of throw for the spiral curve c. Maximum velocity that a car could pass thru the easement curve

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 16P

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Question

The length of a spiral curve is 85 m with a radius of 280 m at the central curve.

Determine the Following:

a. Offset distance from the tangent on the first quadrant point of the spiral.

b. Length of throw for the spiral curve

c. Maximum velocity that a car could pass thru the easement curve.

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