Ruling Minimum Radius in Transportation System Formulas

The ruling minimum radius is a limiting value of curvature for a given design speed. A ruling minimum radius is calculated on the basis of maximum super elevation and coefficient of friction. And is denoted by R_ruling. Ruling Minimum Radius is usually measured using the Meter for Length. Note that the value of Ruling Minimum Radius is always positive.

Formulas to find Ruling Minimum Radius in Transportation System

fxRuling Minimum RadiusGo

Transportation System formulas that make use of Ruling Minimum Radius

fxVelocity of Vehicle for Ruling Minimum RadiusGo

List of variables in Transportation System formulas

fx Velocity Go

fx Rate of Super Elevation Go

fx Coefficient of Lateral Friction Go

FAQ

What is the Ruling Minimum Radius?

The ruling minimum radius is a limiting value of curvature for a given design speed. A ruling minimum radius is calculated on the basis of maximum super elevation and coefficient of friction. Ruling Minimum Radius is usually measured using the Meter for Length. Note that the value of Ruling Minimum Radius is always positive.

Can the Ruling Minimum Radius be negative?

No, the Ruling Minimum Radius, measured in Length cannot be negative.

What unit is used to measure Ruling Minimum Radius?

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

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