Does Attached Garage Need Foundation?
Basic Garage Structures Are Not Required to Have Foundation Footings Unless Your Lot Slopes or Has Poor Soil Conditions. Most Garages Have a 4″ Inch Poured...
Basic garage structures are not required to have foundation footings unless your lot slopes or has poor soil conditions. Most garages have a 4″ inch poured concrete slab-on-grade, and the structure is built directly on the slab. ... Garages built on a slope will often need a raised reinforced concrete slab with footings.
Do you need a foundation for a garage?
That's one of the most common questions from homeowners interested in building a new storage space. While for sheds, a concrete foundation is optional most of the time, a garage foundation is essential. It's best to plan for pouring a concrete garage foundation before you begin building.
How deep do foundations have to be for a garage?
In good soil a garage will generally be ok with 450mm wide trenches going down 2'6" to 3'. The trench fill certainly saves a bit of back ache!