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11. A spiral curve was laid out in a certain portion of the Manila-Cavite Coastal Road. It has a length of spiral of 80 m and an angle of intersection of the two tangents of 40 degrees. If the degree of curve is 6 degrees, determine the following element of the spiral curve to be laid out. a) Length of long and short tangent. b) External distance. ) Length of throw. d) Maximum velocity that a car could pass thru the curve without skidding.

11. A spiral curve was laid out in a certain portion of the Manila-Cavite Coastal Road. It has a length of spiral of 80 m and an angle of intersection of the two tangents of 40 degrees. If the degree of curve is 6 degrees, determine the following element of the spiral curve to be laid out. a) Length of long and short tangent. b) External distance. ) Length of throw. d) Maximum velocity that a car could pass thru the curve without skidding.

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 7P
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11. A spiral curve was laid out in a certain portion of the Manila-Cavite Coastal Road. It has a length of spiral of 80 m and an angle of intersection of the two tangents of 40 degrees. If the degree of curve is 6 degrees, determine the following element of the spiral curve to be laid out. a) Length of long and short tangent. b) External distance. c) Length of throw. d) Maximum velocity that a car could pass thru the curve without skidding.
Transcribed Image Text:11. A spiral curve was laid out in a certain portion of the Manila-Cavite Coastal Road. It has a length of spiral of 80 m and an angle of intersection of the two tangents of 40 degrees. If the degree of curve is 6 degrees, determine the following element of the spiral curve to be laid out. a) Length of long and short tangent. b) External distance. c) Length of throw. d) Maximum velocity that a car could pass thru the curve without skidding.
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