Question: Answer A vertical curve is used to connect two grades on a road. Relevant design values for various design variables are given below: . The

Answer

A vertical curve is used to connect two grades on a road. Relevant design values for various design variables are given below: . The magnitude of the initial grade - -3%, . The magnitude of the final grade - 5.5%, . Design speed = 120 km/h REQUIRED: Determine the required minimum length (in m) of the vertical curve to ensure comfort of the drivers. Important instructions: Instruction 1: The vertical acceleration needs to be limited to 5% of gravitational acceleration value Instruction 2: Use gravitational acceleration, g = 9.81 m/s2 Instruction 3: Write your answer up to two decimal places

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