Second Sub Chord in Surveying Curves Formulas

Second Sub Chord is the length of the second chord made for setting out the curve using offsets from tangents. And is denoted by C₂. Second Sub Chord is usually measured using the Meter for Length. Note that the value of Second Sub Chord is always positive.

Surveying Curves formulas that make use of Second Sub Chord

fxSecond Offset using Chord LengthsGo

FAQ

What is the Second Sub Chord?

Second Sub Chord is the length of the second chord made for setting out the curve using offsets from tangents. Second Sub Chord is usually measured using the Meter for Length. Note that the value of Second Sub Chord is always positive.

Can the Second Sub Chord be negative?

No, the Second Sub Chord, measured in Length cannot be negative.

What unit is used to measure Second Sub Chord?

Second Sub Chord is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Second Sub Chord can be measured.

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