Extra Track Width in Curves Formula

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Extra width refers to the widened width of the track at curves. Check FAQs
We=(W+L2)125R
We - Extra Width?W - Wheelbase?L - Lap of Flange?R - Radius of Curve?

Extra Track Width in Curves Example

With values
With units
Only example

Here is how the Extra Track Width in Curves equation looks like with Values.

Here is how the Extra Track Width in Curves equation looks like with Units.

Here is how the Extra Track Width in Curves equation looks like.

2.1802Edit=(3500Edit+50Edit2)125344Edit
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Extra Track Width in Curves Solution

Follow our step by step solution on how to calculate Extra Track Width in Curves?

FIRST Step Consider the formula
We=(W+L2)125R
Next Step Substitute values of Variables
We=(3500mm+50mm2)125344m
Next Step Convert Units
We=(3500mm+50mm2)125344000mm
Next Step Prepare to Evaluate
We=(3500+502)125344000
Next Step Evaluate
We=0.00218023255813953m
Next Step Convert to Output's Unit
We=2.18023255813953mm
LAST Step Rounding Answer
We=2.1802mm

Extra Track Width in Curves Formula Elements

Variables
Extra Width
Extra width refers to the widened width of the track at curves.
Symbol: We
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Wheelbase
Wheelbase is the horizontal distance between the centers of the front and rear wheels.
Symbol: W
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Lap of Flange
Lap of flange refers to the projecting edge or rim on the circumference of a steel wheel that is designed to keep the wheel on a rail.
Symbol: L
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Radius of Curve
Radius of Curve is the radius of a circle whose part, say, arc is taken for consideration.
Symbol: R
Measurement: LengthUnit: m
Note: Value can be positive or negative.

Other formulas in Lap of Flange category

​Go Radius of Curve given Extra Width
R=(W+L2)125We
​Go Wheel Base given Extra Width
W=(WeR125)-L2
​Go Lap of Flange given Diameter of Wheel
L=2((DH)+H2)0.5
​Go Lap of Flange given Extra Width of Track
L=(WeR125)-W

How to Evaluate Extra Track Width in Curves?

Extra Track Width in Curves evaluator uses Extra Width = (Wheelbase+Lap of Flange^2)*125/Radius of Curve to evaluate the Extra Width, The Extra Track Width in Curves refers to the additional width of track that is required on a curved section of a rail track over and above that required on a straight alignment. Extra Width is denoted by We symbol.

How to evaluate Extra Track Width in Curves using this online evaluator? To use this online evaluator for Extra Track Width in Curves, enter Wheelbase (W), Lap of Flange (L) & Radius of Curve (R) and hit the calculate button.

FAQs on Extra Track Width in Curves

What is the formula to find Extra Track Width in Curves?
The formula of Extra Track Width in Curves is expressed as Extra Width = (Wheelbase+Lap of Flange^2)*125/Radius of Curve. Here is an example- 2180.233 = (3.5+0.05^2)*125/344.
How to calculate Extra Track Width in Curves?
With Wheelbase (W), Lap of Flange (L) & Radius of Curve (R) we can find Extra Track Width in Curves using the formula - Extra Width = (Wheelbase+Lap of Flange^2)*125/Radius of Curve.
Can the Extra Track Width in Curves be negative?
Yes, the Extra Track Width in Curves, measured in Length can be negative.
Which unit is used to measure Extra Track Width in Curves?
Extra Track Width in Curves is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Extra Track Width in Curves can be measured.
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