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David Waters & Sons Blog

When Is Slab Sawing Necessary and How to Ensure Precision?

David Waters & Son • June 11, 2025

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When it comes to selective demolition and structural renovations, slab sawing is one of the most effective and efficient methods available. AtDavid Waters & Son, we’ve been using this specialized concrete cutting technique for decades to help contractors, builders, and property managers tackle even the most complex projects with speed and precision.


What is Slab Sawing

Slab sawing, also called flat sawing, involves cutting horizontal concrete surfaces like floors, roads, and foundations using a diamond blade mounted on a walk-behind saw. It’s commonly used to remove sections of concrete cleanly without damaging surrounding materials or structures.


When is Slab Sawing Needed?

• Slab sawing is the go-to method for a wide range of structural and renovation needs, such as:

• Cutting floors for plumbing or electrical trenching

• Removing cracked or sunken slabs

• Creating expansion joints in large concrete pours

• Accessing subgrades for repairs

• Adjusting floor layouts in commercial buildings


It’s also ideal for interior work, where traditional jackhammering would create excessive dust, noise, and disruption.


How to get Accurate Cuts

Precision is essential in slab sawing, and it starts with using the right equipment. At David Waters & Son, we use high-powered electric slab saws that can cut up to 18 inches deep while producing no fumes or excessive noise—perfect for indoor or occupied environments.


Our process includes:

• Detailed measurements and layout markings

• Selecting the proper blade for material and depth

• Supporting the surrounding slab to prevent shifting or cracking

• Expert handling by trained technicians to ensure smooth, even cuts


Slab Cutting in Delaware

Whether you’re preparing for a renovation, removing damaged concrete, or installing new utilities, slab sawing is a clean, effective solution. David Waters & Son, based in Hockessin, DE, proudly serves Delaware and the Tri-State Area with reliable, low-disruption concrete cutting services. Call us at  302-446-3499 to learn how our precision slab sawing services in Delaware can support your next project.