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Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8%. 4) The distance of the NC before the curve, in ft, is: O 77.5 O 310 692 O 1200 O 1255

Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8%. 4) The distance of the NC before the curve, in ft, is: O 77.5 O 310 692 O 1200 O 1255

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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Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8%. 4) The distance of the NC before the curve, in ft, is: O 77.5 O 310 692 O 1200 O 1255
Transcribed Image Text:Determine variables requested below for a horizontal curve with the following characteristics. Length of curve 1255', Radius 1200', sta of PC 12+00 superelevation rotated about the roadway centerline, 3 lane roadway, 14ft lane width, entire road section normal crown=2%, road design speed=60 mph, max superelevation=8%. 4) The distance of the NC before the curve, in ft, is: O 77.5 O 310 692 O 1200 O 1255
Expert Solution
Step 1

given- 

length of curve= 1255'

radius of curve=1200'

sta of PC 12+00

ROADWAY IS THREE LANE.

design speed=  60 mph

width of lane= 14 feet 

max super elevation= 8%  &  section normal crown= 2%

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