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Drainage Coefficient for Base Course given Structural Number Formula

GoDrainage Coefficient of Subbase using Structural Number Formula

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Drainage coefficient is a value assigned to a pavement layer that represents its relative loss of strength due to drainage characteristics and exposure to moisture saturation. Check FAQs

M n = \frac{SN 2}{a n \cdot T a}

M_n - Drainage coefficient?SN₂ - Structural Number for Base Course?a_n - Layer Coefficient?T_a - Actual Thickness Base Course Payment?

Drainage Coefficient for Base Course given Structural Number Example

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Here is how the Drainage Coefficient for Base Course given Structural Number equation looks like with Values.

Here is how the Drainage Coefficient for Base Course given Structural Number equation looks like with Units.

Here is how the Drainage Coefficient for Base Course given Structural Number equation looks like.

0.2508 = \frac{150.5}{0.5 \cdot 1200}

0.2508 = \frac{150.5mm}{0.5 \cdot 1200mm}

0.2508 = \frac{150.5}{0.5 \cdot 1200}

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Drainage Coefficient for Base Course given Structural Number Solution

Follow our step by step solution on how to calculate Drainage Coefficient for Base Course given Structural Number?

FIRST Step Consider the formula

M n = \frac{SN 2}{a n \cdot T a}

Next Step Substitute values of Variables

∴

M n = \frac{150.5mm}{0.5 \cdot 1200mm}

Next Step Prepare to Evaluate

∴

M n = \frac{150.5}{0.5 \cdot 1200}

Next Step Evaluate

∴

M n = 0.250833333333333

LAST Step Rounding Answer

∴

M n = 0.2508

Drainage Coefficient for Base Course given Structural Number Formula Elements

Variables

Drainage coefficient

Drainage coefficient is a value assigned to a pavement layer that represents its relative loss of strength due to drainage characteristics and exposure to moisture saturation.

Symbol: M_n

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Drainage coefficient

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.

Formulas to find Structural Number for Base Course

Layer Coefficient

Layer Coefficient can be represents the strength of the material, this is the primary variable that factors in the type of material you plan to use for each layer.

Symbol: a_n

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Layer Coefficient

Actual Thickness Base Course Payment

Actual Thickness Base Course Payment can be described as the design thickness of various layers of the courses for flexible payments.

Symbol: T_a

Measurement: LengthUnit: mm

Note: Value can be positive or negative.

Formulas to find Actual Thickness Base Course Payment

Other Formulas to find Drainage coefficient

Go Drainage Coefficient of Subbase using Structural Number

M n = \frac{SN 3}{a n \cdot T a}

Other formulas in Structural Numbers for Flexible Pavements category

Go Structural Number to Withstand Anticipated Axle Loads

S N = SN 1 + SN 2 + SN 3

Go Structural Number for Surface Course

SN 1 = (a n \cdot D n)

Go Actual Thickness of Surface Course given Structural Number

D n = (\frac{SN 1}{a n})

Go Structural Number for Base Course

SN 2 = (a n \cdot T a \cdot M n)

How to Evaluate Drainage Coefficient for Base Course given Structural Number?

Drainage Coefficient for Base Course given Structural Number evaluator uses Drainage coefficient = Structural Number for Base Course/(Layer Coefficient*Actual Thickness Base Course Payment) to evaluate the Drainage coefficient, Drainage Coefficient for Base Course given Structural Number loss of strength due to drainage characteristics and exposure to moisture saturation. Drainage coefficient is denoted by M_n symbol.

How to evaluate Drainage Coefficient for Base Course given Structural Number using this online evaluator? To use this online evaluator for Drainage Coefficient for Base Course given Structural Number, enter Structural Number for Base Course (SN₂), Layer Coefficient (a_n) & Actual Thickness Base Course Payment (T_a) and hit the calculate button.

FAQs on Drainage Coefficient for Base Course given Structural Number

What is the formula to find Drainage Coefficient for Base Course given Structural Number?

The formula of Drainage Coefficient for Base Course given Structural Number is expressed as Drainage coefficient = Structural Number for Base Course/(Layer Coefficient*Actual Thickness Base Course Payment). Here is an example- 0.250833 = 0.1505/(0.5*1.2).

How to calculate Drainage Coefficient for Base Course given Structural Number?

With Structural Number for Base Course (SN₂), Layer Coefficient (a_n) & Actual Thickness Base Course Payment (T_a) we can find Drainage Coefficient for Base Course given Structural Number using the formula - Drainage coefficient = Structural Number for Base Course/(Layer Coefficient*Actual Thickness Base Course Payment).

What are the other ways to Calculate Drainage coefficient?

Here are the different ways to Calculate Drainage coefficient-

Drainage coefficient=Structural Number for Subbase Course/(Layer Coefficient*Actual Thickness Base Course Payment)

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Drainage Coefficient for Base Course given Structural Number Formula

​GoDrainage Coefficient of Subbase using Structural Number Formula

Drainage Coefficient for Base Course given Structural Number Example

Drainage Coefficient for Base Course given Structural Number Solution

Drainage Coefficient for Base Course given Structural Number Formula Elements

Other Formulas to find Drainage coefficient

Other formulas in Structural Numbers for Flexible Pavements category

How to Evaluate Drainage Coefficient for Base Course given Structural Number?

FAQs on Drainage Coefficient for Base Course given Structural Number

Variable Name

GoDrainage Coefficient of Subbase using Structural Number Formula