Lag Distance given Stopping Sight Distance and Braking Distance Formula

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Lag Distance is the distance, a vehicle travels while the driver reacts to a hazard or applies the brakes. Check FAQs
LD=SSD-l
LD - Lag Distance?SSD - Sight Stopping Distance?l - Braking Distance?

Lag Distance given Stopping Sight Distance and Braking Distance Example

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Here is how the Lag Distance given Stopping Sight Distance and Braking Distance equation looks like with Values.

Here is how the Lag Distance given Stopping Sight Distance and Braking Distance equation looks like with Units.

Here is how the Lag Distance given Stopping Sight Distance and Braking Distance equation looks like.

13.4Edit=61.4Edit-48Edit
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Lag Distance given Stopping Sight Distance and Braking Distance Solution

Follow our step by step solution on how to calculate Lag Distance given Stopping Sight Distance and Braking Distance?

FIRST Step Consider the formula
LD=SSD-l
Next Step Substitute values of Variables
LD=61.4m-48m
Next Step Prepare to Evaluate
LD=61.4-48
LAST Step Evaluate
LD=13.4m

Lag Distance given Stopping Sight Distance and Braking Distance Formula Elements

Variables
Lag Distance
Lag Distance is the distance, a vehicle travels while the driver reacts to a hazard or applies the brakes.
Symbol: LD
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Sight Stopping Distance
Sight Stopping Distance represents the distance a vehicle will travel while the driver is reacting to something they see ahead.
Symbol: SSD
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Braking Distance
Braking Distance is the distance travelled by the vehicle at the point where brake is applied to the point where it stops.
Symbol: l
Measurement: LengthUnit: m
Note: Value should be between 0 to 1000.

Other formulas in Stopping Sight Distance category

​Go Kinetic Energy of Vehicle at Design Speed
K.E=Wvvehicle22[g]
​Go Work Done against Friction in Stopping Vehicle
Wvehicle=fWl
​Go Braking Distance of Vehicle during Braking Operation
l=vvehicle22[g]f
​Go Maximum Frictional Force Developed during Braking Operation of Vehicle
F=Wvvehicle22[g]l

How to Evaluate Lag Distance given Stopping Sight Distance and Braking Distance?

Lag Distance given Stopping Sight Distance and Braking Distance evaluator uses Lag Distance = Sight Stopping Distance-Braking Distance to evaluate the Lag Distance, Lag Distance given Stopping Sight Distance and Braking Distance formula is defined as the difference of two components the Stopping Sight Distance and the braking distance. Lag Distance is denoted by LD symbol.

How to evaluate Lag Distance given Stopping Sight Distance and Braking Distance using this online evaluator? To use this online evaluator for Lag Distance given Stopping Sight Distance and Braking Distance, enter Sight Stopping Distance (SSD) & Braking Distance (l) and hit the calculate button.

FAQs on Lag Distance given Stopping Sight Distance and Braking Distance

What is the formula to find Lag Distance given Stopping Sight Distance and Braking Distance?
The formula of Lag Distance given Stopping Sight Distance and Braking Distance is expressed as Lag Distance = Sight Stopping Distance-Braking Distance. Here is an example- 19.4 = 61.4-48.
How to calculate Lag Distance given Stopping Sight Distance and Braking Distance?
With Sight Stopping Distance (SSD) & Braking Distance (l) we can find Lag Distance given Stopping Sight Distance and Braking Distance using the formula - Lag Distance = Sight Stopping Distance-Braking Distance.
Can the Lag Distance given Stopping Sight Distance and Braking Distance be negative?
No, the Lag Distance given Stopping Sight Distance and Braking Distance, measured in Length cannot be negative.
Which unit is used to measure Lag Distance given Stopping Sight Distance and Braking Distance?
Lag Distance given Stopping Sight Distance and Braking Distance is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Lag Distance given Stopping Sight Distance and Braking Distance can be measured.
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