How To Put A Concrete Floor In An Existing Garage

If your concrete garage floor has seen better days you can apply a concrete overlay to give it a new lease on life.

How to put a concrete floor in an existing garage.

The rationale for requiring this little step was that it would prevent spilled gasoline gasoline vapors and carbon monoxide from getting inside the house. Old habits die hard. Nail cross blocking boards to hold the joists together every 4 feet. Many garage or shop slabs also have a center drain.

I ve removed it and dug down 11. If more than 2 5 cm 1 inch shim the joists near the door trim the joists at the opposite end or do both. In the event structural engineering for a concrete floor or any concrete or other masonry footings foundations walls or retaining walls is required or requested by you or a building official this is outside our engineer s scope. Install either 2 by 2 2 by 4 or 2 by 6 joists over the garage floor depending on how much room you have floor to ceiling.

Place them 16 inches apart. My garage had extremely poor flooring. Building codes used to stipulate that the floor of an attached garage be four inches lower than the floor level of the house. Lay an impermeable membrane on the raw concrete as a vapour barrier.

When converting a garage space into a living area installing a framed wood floor offers an opportunity to add insulation from the cold concrete slab access for electrical circuits to any interior walls being planned and effectively provides a level floor platform over a standard garage floor that can be sloped 4 to 5 inches from front to back. Measure the slope if any of the floor from the garage front to the door. Lay the joists on edge across the width of the floor. Today s residential building code does not include this requirement.

The taller the joists the more room for insulation and warmth of the floor. How to lay concrete on top of an old concrete garage. I plan to use a plate compactor on the dirt add 4 of crushed rock compact that add 2 of sand wet that wait for it to dry out cover it with plastic sheeting and then i m ready for the concrete layer.