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A 2-lane (12 ft wide lanes) with a horizontal and a crest vertical curve is reportedly designed for 35 mph. Both curves begin at point A and end at point B. Given the data below, is this section of roadway adequately designed for 35 mph? Show appropriate calculations to support your conclusion. Horizontal Curve Data Curve length- 390 fn 60° angle as shown Vertical Curve Data Curve length- 390 ft G = 6% • G-3.5% 4% superelevation distance from centerline of inside ne to nearest obstruction) 60°

A 2-lane (12 ft wide lanes) with a horizontal and a crest vertical curve is reportedly designed for 35 mph. Both curves begin at point A and end at point B. Given the data below, is this section of roadway adequately designed for 35 mph? Show appropriate calculations to support your conclusion. Horizontal Curve Data Curve length- 390 fn 60° angle as shown Vertical Curve Data Curve length- 390 ft G = 6% • G-3.5% 4% superelevation distance from centerline of inside ne to nearest obstruction) 60°

Structural Analysis
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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A 2-lane (12 ft wide lanes) with a horizontal and a crest vertical curve is reportedly designed for 35 mph. Both curves begin at point A and end at point B. Given the data below, is this section of roadway adequately designed for 35 mph? Show appropriate calculations to support your conclusion. Horizontal Curve Data Curve length - 390 ft • 60° angle as shown 4% superelevation M,- 25 ft (perpendicular distance from centerline of inside Vertical Curve Data Curve length - 390n G = 6% • G-3.5% lane to nearest obstruction) 60° Plan View Profile View
Transcribed Image Text:A 2-lane (12 ft wide lanes) with a horizontal and a crest vertical curve is reportedly designed for 35 mph. Both curves begin at point A and end at point B. Given the data below, is this section of roadway adequately designed for 35 mph? Show appropriate calculations to support your conclusion. Horizontal Curve Data Curve length - 390 ft • 60° angle as shown 4% superelevation M,- 25 ft (perpendicular distance from centerline of inside Vertical Curve Data Curve length - 390n G = 6% • G-3.5% lane to nearest obstruction) 60° Plan View Profile View
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