Switch Lead in Railway Engineering Formulas

Switch Lead is the distance between the tangent point and the heel of switch measured along the length of the main track. And is denoted by SL. Switch Lead is usually measured using the Meter for Length. Note that the value of Switch Lead is always positive.

Formulas to find Switch Lead in Railway Engineering

fxSwitch-Lead SLGo

Railway Engineering formulas that make use of Switch Lead

fxCurve LeadGo

List of variables in Railway Engineering formulas

fx Radius of Outer Curve of Turnout Go

fx Heel Divergence Go

FAQ

What is the Switch Lead?

Switch Lead is the distance between the tangent point and the heel of switch measured along the length of the main track. Switch Lead is usually measured using the Meter for Length. Note that the value of Switch Lead is always positive.

Can the Switch Lead be negative?

No, the Switch Lead, measured in Length cannot be negative.

What unit is used to measure Switch Lead?

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

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