Mean Radius of Curve in Transportation System Formulas

Mean Radius of Curve is the average radius of a curve section in road design, used to calculate superelevation and widening of the road. And is denoted by R_mean. Mean Radius of Curve is usually measured using the Meter for Length. Note that the value of Mean Radius of Curve is always positive.

Transportation System formulas that make use of Mean Radius of Curve

fxPsychological Widening at Horizontal CurvesGo

fxMechanical Widening needed for Large Radius of Road CurveGo

fxTotal Widening needed at Horizontal CurveGo

fxVelocity of Vehicle for Psychological WideningGo

fxNumber of Lanes in Horizontal CurveGo

fxAllowable Speed of Vehicle in Horizontal CurveGo

fxRate of Super ElevationGo

FAQ

What is the Mean Radius of Curve?

Mean Radius of Curve is the average radius of a curve section in road design, used to calculate superelevation and widening of the road. Mean Radius of Curve is usually measured using the Meter for Length. Note that the value of Mean Radius of Curve is always positive.

Can the Mean Radius of Curve be negative?

No, the Mean Radius of Curve, measured in Length cannot be negative.

What unit is used to measure Mean Radius of Curve?

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

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