Basement Under Garage Floor

The advantages that a floor garage has over its competition are immediately obvious as they are the opposite of the underground variant.

Basement under garage floor.

Basement under garage i ve done a couple houses with rooms under the garage generally the engineer has called for 12 thick steel reinforced foundation walls on all four sides and flexicore pre engineered concrete slabs for the garage floor with the flexicore bolted directly to the foundation. The garage floor planks were specifically engineered and manufactured for the home by j. In order to put a space underneath. Then you have the issue of the garage slab excavating under it would be no use because it is not reinforced to span any distance anyway so it has to be taken out for excavation then replaced with a floor strong enough to support vehicles expensive in itself because most areas require a 50psf live load for garage floor design and some are.

There s a reason you rarely see basement space under a garage even on new construction. If you are just in the planning stage it would be best to avoid any basement area under the garage. Looking to build a 24 40 detached garage with a basement under the garage in about 6 months. The garage will be on a hill so the back side on the bottom will be about level with the ground and have a 8 garage door.

Most garage floors are constructed with slab on grade method as the cost of supporting vehicles with a finished basement is too costly to justify the added space. When the foundation was installed a special cut out or shelf was poured for the garage walls. For one a traditional garage is much simpler structurally. How does the more common floor garage compete against a basement garage.

How to have a full basement under your garage. They require a great deal of support underneath and that s best provided by undisturbed earth. Carrara sons inc from middlebury vt.