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Riprap Weight Calculator

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How to calculate the weight of riprap? The Riprap Weight Calculator is here to help. By entering specific measurements, you can easily find the weight of riprap.

What is Riprap Weight?

Riprap refers to large, loose stones used to armor shorelines and riverbanks against erosion. Calculating its weight is important for construction and engineering projects.

Riprap Weight Calculator

Enter first three values for calculation

Riprap Length (ft): Enter the length of the riprap in feet.

Riprap Width (ft): Enter the width of the riprap in feet.

Riprap Depth (in): Enter the depth of the riprap in inches.

Riprap Weight (lbs): The calculated or known weight of the riprap in pounds.

Total Area (sq ft): Enter the total area in square feet.

Average Depth (in): Enter the average depth in inches.

Riprap Weight (lbs): The calculated weight of the riprap in pounds.

Riprap Weight Calculation tool

Tool Using Guide

Follow these simple steps to use the Riprap Weight Calculator:

  1. Enter Riprap Length (ft): Input the length in feet. For example, enter 10 feet.
  2. Enter Riprap Width (ft): Input the width in feet. For instance, enter 5 feet.
  3. Enter Riprap Depth (in): Input the depth in inches. For example, enter 12 inches.
  4. Click Calculate: The calculator will show the weight in pounds.

Formula

The formula to calculate riprap weight is:

Weight (lbs)=Length (ft)×Width (ft)×Depth (in)12×156.07

Variables

Variable Description
Length (ft) Length in feet
Width (ft) Width in feet
Depth (in) Depth in inches
Weight (lbs) Weight in pounds

Calculation Examples

Example 1

  • Riprap Length (ft): 15
  • Riprap Width (ft): 8
  • Riprap Depth (in): 10

Calculation:

1. Multiply Length, Width, and Depth:

15×8×10=1200

2. Convert Depth to Feet:

120012=100

3. Multiply by Density:

100×156.07=15607

Result: 15607 pounds

Example 2

  • Riprap Length (ft): 20
  • Riprap Width (ft): 5
  • Riprap Depth (in): 15

Calculation:

1. Multiply Length, Width, and Depth:

20×5×15=1500

2. Convert Depth to Feet:

150012=125

3. Multiply by Density:

125×156.07=19508.75

4. Result: 19508.75 pounds

I hope the Riprap Weight Calculator makes your calculations easier. How was your experience? If you faced any issues, please report them on our “Report an Error” page. Your feedback is valuable to us.

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