how to make a bench using cinder blocks

Cinder Block Bench DIY: Easy Steps to Build Your Own

By Rachel Jackson
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Transforming ordinary cinder blocks into a functional and stylish bench is not only an affordable DIY project but also a rewarding one. This step-by-step guide will walk you through the process, ensuring you create a durable and attractive bench that will enhance your outdoor space.

Before we dive into the construction process, let's first understand why cinder blocks are an excellent choice for this project. They are affordable, durable, and easy to work with. Plus, they offer a unique, industrial-chic aesthetic that can add character to your garden, patio, or backyard. So, let's get started!

Gathering Materials and Tools

To create your cinder block bench, you'll need the following materials and tools:

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a bench made out of cinder blocks sitting in front of a wooden fence with the words how to make a cinder block bench
a bench made out of cinder blocks sitting in front of a wooden fence with the words how to make a cinder block bench
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a wooden bench sitting on top of a gravel field
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Cute Outdoor Seating: How to DIY a cinder block bench

  • Cinder blocks (you'll need 12 for a standard bench)
  • Concrete mix (for filling the blocks)
  • Gravel (for drainage)
  • Water
  • Trowel
  • Wheelbarrow
  • Shovel
  • Gloves
  • Goggles
  • Tape measure
  • Level

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Preparing the Site

Before you begin, choose a level area for your bench. If the ground is uneven, you may need to create a base using gravel or pavers to ensure stability. Once you've found the perfect spot, measure and mark out the dimensions of your bench. A standard bench is about 6 feet long and 1.5 feet wide.

Next, lay out your cinder blocks according to your measurements. You'll need four blocks for the base, with three blocks in a row for the seat. Make sure to stagger the joints for added stability.

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Filling the Cinder Blocks

Now that your blocks are in place, it's time to fill them with concrete. This step is crucial as it adds weight to the bench, preventing it from tipping over, and provides a solid structure.

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First, fill the bottom of each block with about an inch of gravel for drainage. Then, mix your concrete according to the package instructions. Using a trowel, fill each block about three-quarters full with concrete. Make sure to leave some space at the top to allow for expansion and contraction.

Assembling the Bench

Once the concrete has set, it's time to assemble your bench. If you've chosen to create a backrest, now is the time to add it. You'll need four more blocks for this, arranged in a row at the back of the bench.

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To attach the backrest to the seat, you can use construction adhesive or even rebar inserted into the hollow cores of the blocks. Ensure the backrest is level and aligned with the seat.

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Finishing Touches

Now that your bench is assembled, it's time to give it a finished look. You can paint or stain the cinder blocks to match your outdoor decor. If you prefer a more natural look, you can leave them as is. Just be sure to seal them to protect against the elements.

To add extra comfort, consider adding a cushion or padded seat. You can also attach armrests or a footrest for added functionality.

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Maintenance

With proper maintenance, your cinder block bench can last for years. To keep it in tip-top shape, inspect it regularly for any cracks or damage. If you notice any, repair them promptly to prevent further deterioration.

Additionally, keep your bench clean by removing any debris or dirt that accumulates on the surface. A simple hose down or a mild soap and water solution should do the trick.

Congratulations! You've now transformed ordinary cinder blocks into a functional and stylish bench. Enjoy your new outdoor addition and the sense of accomplishment that comes with a job well done. Happy building!

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