Structural Number to Withstand Anticipated Axle Loads Formula

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Structural number (SN) that is used as a measure of the ability of the pavement to withstand anticipated axle loads. Check FAQs
SN=SN1+SN2+SN3
SN - Structural Number?SN1 - Structural Number for Surface Course?SN2 - Structural Number for Base Course?SN3 - Structural Number for Subbase Course?

Structural Number to Withstand Anticipated Axle Loads Example

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With units
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Here is how the Structural Number to Withstand Anticipated Axle Loads equation looks like with Values.

Here is how the Structural Number to Withstand Anticipated Axle Loads equation looks like with Units.

Here is how the Structural Number to Withstand Anticipated Axle Loads equation looks like.

451.5Edit=150Edit+150.5Edit+151Edit
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Structural Number to Withstand Anticipated Axle Loads Solution

Follow our step by step solution on how to calculate Structural Number to Withstand Anticipated Axle Loads?

FIRST Step Consider the formula
SN=SN1+SN2+SN3
Next Step Substitute values of Variables
SN=150mm+150.5mm+151mm
Next Step Prepare to Evaluate
SN=150+150.5+151
Next Step Evaluate
SN=0.4515m
LAST Step Convert to Output's Unit
SN=451.5mm

Structural Number to Withstand Anticipated Axle Loads Formula Elements

Variables
Structural Number
Structural number (SN) that is used as a measure of the ability of the pavement to withstand anticipated axle loads.
Symbol: SN
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Structural Number for Surface Course
Structural Number for Surface Course can be described as the ability of the surface course that can withstand the axle loads.
Symbol: SN1
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Structural Number for Base Course
Structural Number for Base Course can be described as the ability of the base course to withstand the axle loads.
Symbol: SN2
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Structural Number for Subbase Course
Structural Number for Subbase Course can be described as the ability of the subbase course to withstand the axle loads.
Symbol: SN3
Measurement: LengthUnit: mm
Note: Value can be positive or negative.

Other formulas in Structural Numbers for Flexible Pavements category

​Go Structural Number for Surface Course
SN1=(anDn)
​Go Actual Thickness of Surface Course given Structural Number
Dn=(SN1an)
​Go Structural Number for Base Course
SN2=(anTaMn)
​Go Layer Coefficient of Surface Course using Structural Number
an=(SN1Dn)

How to Evaluate Structural Number to Withstand Anticipated Axle Loads?

Structural Number to Withstand Anticipated Axle Loads evaluator uses Structural Number = Structural Number for Surface Course+Structural Number for Base Course+Structural Number for Subbase Course to evaluate the Structural Number, Structural Number to Withstand Anticipated Axle Loads is the ability of pavement in various courses to withstand the axle loads. Structural Number is denoted by SN symbol.

How to evaluate Structural Number to Withstand Anticipated Axle Loads using this online evaluator? To use this online evaluator for Structural Number to Withstand Anticipated Axle Loads, enter Structural Number for Surface Course (SN1), Structural Number for Base Course (SN2) & Structural Number for Subbase Course (SN3) and hit the calculate button.

FAQs on Structural Number to Withstand Anticipated Axle Loads

What is the formula to find Structural Number to Withstand Anticipated Axle Loads?
The formula of Structural Number to Withstand Anticipated Axle Loads is expressed as Structural Number = Structural Number for Surface Course+Structural Number for Base Course+Structural Number for Subbase Course. Here is an example- 451500 = 0.15+0.1505+0.151.
How to calculate Structural Number to Withstand Anticipated Axle Loads?
With Structural Number for Surface Course (SN1), Structural Number for Base Course (SN2) & Structural Number for Subbase Course (SN3) we can find Structural Number to Withstand Anticipated Axle Loads using the formula - Structural Number = Structural Number for Surface Course+Structural Number for Base Course+Structural Number for Subbase Course.
Can the Structural Number to Withstand Anticipated Axle Loads be negative?
Yes, the Structural Number to Withstand Anticipated Axle Loads, measured in Length can be negative.
Which unit is used to measure Structural Number to Withstand Anticipated Axle Loads?
Structural Number to Withstand Anticipated Axle Loads is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Structural Number to Withstand Anticipated Axle Loads can be measured.
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