Garage Floor Step Down

Apparently the code authors feel that the slope provides an adequate safety margin.

Garage floor step down. You are correct slab is currently just completed in mine and there is no step down and garage and internal house is at the same level. The rationale for requiring this little step was that it would prevent spilled gasoline gasoline vapors and carbon monoxide from getting inside the house. Dvalley david valley license 566 cmi may 9 2006 10 56am. In phoenix there is generally a 4 step grade change in the garage floor usually 4 5 from the door into a home for a slab on grade.

I can t see any single reason why your storage can t sit on the same slab height with the garage. So is a good idea in setting out to mark exactly where the garage is going to be constructed so the ground can be excavated deeper. You would only need 10 cm step down from your house slab to your garage storage slab. Other openings between the garage and the residence shall be equipped with solid wood doors not less than 1 3 8 35 mm in thickness solid or honeycomb core steel doors not less than 1 3 8 35 mm thick or 20 minute fire rated doors.

1 5 mud sill 9 5 floor joist 3 4 deck 11 75 threshold height if floor is dropped inside foundation typically one step. There is door between the existing house and garage and a step down which is approx. Old habits die hard. 150mm and there is a step up from the garage to the shower room again.

R309 1 opening penetration openings from a private garage directly into a room used for sleeping purposes shall not be permitted. Building codes used to stipulate that the floor of an attached garage be four inches lower than the floor level of the house. Spend 50 and save yourself 5000 down the road. Instead code now simply requires that the floor be gently sloped toward the garage doors.

House with same builder. So the house floor and shower room floor are at the same level with the garage floor being 150mm lower. They are not that difficult to read and understand and with it at hand you have a stronger argument to get the job done right. If floor is framed on top of foundation will typically have 2 steps.

This is the common practice. 1 5 mud sill 3 4 deck 2 25 threshold height. I also like the idea of being able to hose the garage out without flooding the house with water. Not a code requirement but is a practical requirement due to the different floor elevations.

Today s residential building code does not include this requirement. I m also building a lex. Garage slab is supposed to be lower than the house slab. Garage floors are commonly built with a step down from the main house floor level.