# Shared Flashcard Set

## Details

Circular Curve Variables
transpo test 2
17
Engineering
11/04/2008

## Additional Engineering Flashcards

Term
 PC =
Definition
 Point of Curvature (Beginning of curve)
Term
 PT =
Definition
 Point of Tangency (End of Curve)
Term
 PI =
Definition
 Point of Intersection
Term
 Δ =
Definition
 Central Angle
Term
 L =
Definition
 Length of curve (PC to PT)
Term
 l =
Definition
 length of arc (PC to P)
Term
 Θ =
Definition
 Central angle for arc length l
Term
 T =
Definition
 Tangent Length (PC to PI & PT to PI)
Term
 Φ =
Definition
 Deflection angle at PC between tangent and chord for P
Term
 α =
Definition
 Deflection angle at PI between tangent and line from PI to P
Term
 x =
Definition
 Tangent distance from PC to P
Term
 y =
Definition
 tangent offset P
Term
 D =
Definition
 Degree of curvature
Term
 R =
Definition
Term
 E =
Definition
 External distance
Term
 M =
Definition
 Middle ordinate
Term
 C =
Definition
 Chord length
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