The hidden engineering required to keep your home from sinking

How to Dig the Foundations: How to Build an Extension (2) · 5:29 · Video: Homebuilding & Renovating · Watch at the source

In short: Building an extension requires more than just surface work; it demands a mastery of the ground beneath. This video guides you through the critical process of digging foundations, ensuring structural integrity from the first scoop of dirt.

Master Builder Andy Stevens demonstrates the technical progression of foundation construction in partnership with Cemex. The guide focuses on the essential mechanics of footing size and depth, which are vital for supporting a new structure's weight.

Viewers learn the practical steps of digging, as well as the logistical requirements for sourcing and pouring concrete. By following these professional techniques, builders can ensure that the transition from raw earth to solid footings is handled with precision.

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