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Sandbag calculator

Posted by Sandy Baggs on

Figure out the number of 14" x 26" polypropylene sandbags you need by inputting the length and height of the sandbag wall you'd like to build.

We recommend checking with your local weather station to find out the estimated amount of flooding in your area. 

Using the sandbag calculator

  1. "Length of sandbag wall (in feet)": Input the length of the wall.
  2. "Height of sandbag wall (in feet)": Input the estimated height of the sandbags wall. We recommend 4 feet.
  3. Click "Calculate number of sandbags" to find out the number of 14" x 26" polypropylene sandbags you need


FAQ

How are sandbags calculated? How many sandbags do you need?

It takes 600 standard 14" x 26" sandbags to build a 100-foot wall 1 foot tall.

How long will sandbags last?

Sandbags can last at least 3-6 months under direct sunlight and in high-heat places like California and Florida. They have 1600 hours of UV protection.

How tall is a sandbag? How big is a standard sandbag?

The most popular sizes of sandbag are 14 inches x 26 inches (36 cm x 66 cm) and 18 inches x 30 inches (46 cm x 76 cm). With the weight of the sand in the bag, sandbags with such dimensions and of this size can be used like bricks in building an interlocking sandbags wall.

How much do sandbags hold?

  • A standard 14" x 26" sandbag or 18" x 30" sandbag can hold up to 50 pounds of sand, but we recommend filling the bag to 35-40 pounds of sand.
  • An overfilled sandbag (60-75 pounds) will leave gaps which will allow water to seep through.

How much sand does it take to fill a sandbag? How much does a sandbag weight?

A sandbag should be filled 1/2 to 2/3 full and will weigh 35-40 pounds. 30 sandbags would be about 1,000 pounds and would be the maximum legal limit for a standard pickup truck.

    Do sandbags actually work? Are sandbags effective?

    • Polypropylene sandbags are effective at stopping water because of the sand contained within the bag.
    • Sandbags protect buildings from flooding by diverting flood water around them.
    • Along with sandbags, it is best to use plastic tarp sheets as well when building sandbag walls to create a better water-tight seal.

    Do sandbags help with traction? Where do you put sandbags in a truck bed?

    • To increase traction, sandbags should be placed over the rear axle on RWD cars, right next to the wheel wells on a pickup truck.
    • However, adding weight to the back will not help with traction on AWD or FWD vehicles.

    Where can you get sandbags?

    You can get 14" x 26" polypropylene sandbags (most popular) and 18" x 30" polypropylene sandbags on our website.

    Buy 14" x 26" polypropylene sandbags

    14x26 polypropylene sandbags for flooding
    14" x 26"
    (most popular)


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