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Definition
vertical point of intersection 


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Definition
vertical point of curvature 


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Definition
Vertical point of tangency 


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Definition


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Definition
algebraic difference in grade between g1 and g2 


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Definition
horizontal distance to point on curve 


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Definition
elevation on point on curve located at distance x from VPC 


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Definition
location of min/max point on curve, measured from VPC 


Term

Definition
elevation of min/max point on curve at distance x_{m from VPC} 


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Definition
external distance = middle ordinate 


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Definition
offset of curve from initial grade 


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Definition
grade of initial tangent in percent 


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Definition
grade of final tangent in percent 

