Q: A horizontal curve is being designed through mountainous terrain for a four- ane with lanes that are 3 m wide. The central angle is known to be 40 degrees, the tangent distance is 155m, and the stationing of the tangent intersection (PI) is 8 + 23. Under specified conditions and vehicle speed, the roadway surface is determined to have a coefficient of side friction of 0.08, and the curve's superelevation is 0.09. what is the stationing of the PC and PT and what is the

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Q: A horizontal curve is being designed through mountainous terrain for a four-
ane with lanes that are 3 m wide. The central angle is known to be 40 degrees,
the tangent distance is 155m, and the stationing of the tangent intersection (PI)
'is 8 + 23. Under specified conditions and vehicle speed, the roadway surface is
determined to have a coefficient of side friction of 0.08, and the curve's
superelevation is 0.09. what is the stationing of the PC and PT and what is the
safe vehicle speed?
Transcribed Image Text:Q: A horizontal curve is being designed through mountainous terrain for a four- ane with lanes that are 3 m wide. The central angle is known to be 40 degrees, the tangent distance is 155m, and the stationing of the tangent intersection (PI) 'is 8 + 23. Under specified conditions and vehicle speed, the roadway surface is determined to have a coefficient of side friction of 0.08, and the curve's superelevation is 0.09. what is the stationing of the PC and PT and what is the safe vehicle speed?
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