Q 3: A horizontal curve of a 4-lane undivided highway is built in acut sectionof side slope 3:1. If the design speed is 100kph, station of P.I=(55+00. Shoulderwidth = 1.5m, e=8%, q=1.5%, t=2.5sec, g=1.5% and A= 45°1. Determine the min. lane width that would allow a safe operaion on thiscurve?2. Draw the cross section at station (56+00) and at station (70+01)?

Answered: Image /qna-images/answer/991c4398-d3e6-443d-9ee4-c4f6dec2b8ce.jpg

Q 3: A horizontal curve of a 4-lane undivided highway is built in acut section of side slope 3:1. If the design speed is 100kph, station of P.I=(55+00. Shoulder width = 1.5m, e=8%, q=1.5%, t=2.5sec, g=1.5% and A= 45° %3D 1. Determine the min. lane width that would allow a safe operaion on this curve? 2. Draw the cross section at station (56+00) and at station (70+01)?

Q 3: A horizontal curve of a 4-lane undivided highway is built in acut section of side slope 3:1. If the design speed is 100kph, station of P.I=(55+00. Shoulder width = 1.5m, e=8%, q=1.5%, t=2.5sec, g=1.5% and A= 45° %3D 1. Determine the min. lane width that would allow a safe operaion on this curve? 2. Draw the cross section at station (56+00) and at station (70+01)?

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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