Cap shape: straight
Cap with constant section
Cap shape: tapered
Cap with tapered segments at both ends
Cap shape: variable
Cap with different sections along its length
Start elevation, cap
Elevation at top surface of cap at left end
End elevation, cap
Elevation at top surface of cap at right end
Cap depth
Dimension of a cap in global Z-direction
Cap height
Cap height in global Y-direction
Cap length
Cap length in global X-direction
Skew angle
Positive if measured anti-clockwise from normal to bridge traffic direction to the pier centerline
Reduction of I
Factor of Reduced Moment of Inertia
Column shape: rectangular
Column with rectangular section
Column shape: round
Column with circular section
Column tapered in X-dir
Rectangular column tapered in global X-direction
Column tapered in Z-dir
Rectangular column tapered in global Z-direction
Column tapered in both X and Z-dir
Rectangular column tapered in both global X and Z directions
Column top elevation
Elevation at centerline of a cap where a column meets with it.
