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Concrete Driveway Thickness: Does It Really Matter?

When planning a driveway installation in Michigan, it’s tempting to focus on what you will eventually see: the shape, the size, the finish, and the final price. However, one thing most homeowners don’t think about (but that’s equally as important) is concrete thickness.

You may wonder if an inch here or there really makes a difference. The short answer is, yes, it can. But thickness is just one part of the driveway installation puzzle. There are many factors working together to ensure your new driveway will look good and stand up to Michigan’s harsh weather.

Why is Concrete Thickness Important?

Your driveway has to be able to support thousands of pounds to accommodate the weight of cars, SUVs, and pickup trucks. These vehicles place much greater loads on concrete than simple foot traffic across a patio or sidewalk.

The concrete slab has to match the intended use of the space. Your Metro Detroit concrete contractor has to account for the anticipated loads for a particular project instead of approaching every concrete project in the same way. That being said, just making a slab thicker is no substitute for proper installation.

What’s Under the Driveway Matters, Too

It’s easy to pay attention to the finished project because it’s what’s visible to everyone. However, the preparation that takes place underneath it is equally as important. Why?

A properly prepared base supports the slab. When this base is hastily or improperly prepared, movement and settling can occur over time – even when the finished product looks great at first.  

When asking for an estimate on a new driveway for your Michigan home or business, ask about the preparation process in addition to the number of inches of concrete that will be poured.

Is Thicker Concrete Always Better?

Not necessarily. More concrete doesn’t always solve every concern. Specifications will depend on factors such as:

  • Site conditions
  • Expected vehicle traffic
  • Driveway design

A good contractor will explain their approach as it pertains to your property rather than just promising “more is better.”

Don’t Forget About Drainage and Joints

Aside from thickness and base preparation, drainage is another important factor in driveway installation. Proper grading will prevent water from pooling where it shouldn’t, and strategically-placed joints will accommodate concrete’s natural movement.

Liberty Works Concrete incorporates waterproofing additives into its concrete work to provide another layer of protection against moisture.

Comparing Driveway Estimates? Look Beyond the Price

Two estimates for the same size driveway may have very different prices. Instead of automatically going with the lowest price, ask your contractor what the scope of work entails.

Ask questions about:

  • Concrete thickness and why the contractor selected that number
  • Base preparation
  • Reinforcement
  • Concrete mix and materials
  • Grading and drainage
  • Waterproofing additives
  • Joint placement
  • Cleanup and project timeline
  • Warranty coverage

The answers you get to these questions will help you evaluate the estimate based on more than just price.

Once a driveway is completed, much of the work that determines its quality is hidden from view. That’s why choosing a concrete contractor in Michigan should be based on much more than the anticipated appearance of the driveway.

Contact Liberty Works Concrete

At Liberty Works Concrete, we ensure quality concrete driveway installation using locally sourced materials and waterproofing additives. Best of all, we can install residential concrete driveways in just two days, with full cleanup and site restoration included. Call 586-227-7446 today for a free estimate.