They may have made it 1 4 per foot just to.
Slope in a garage floor.
This is no accident.
Typical slope of 1 to 2 degrees towards driveway.
Concrete floor oodles of empty space and a floor that turns out to not be level.
Here is the citation from the international residential code irc.
At a very rare occasion i measured the slope on both sides of the garage.
It is usually 1 8 to 1 4 per foot.
Your garage looks absolutely perfect for a gym.
And i was wondering if there s some way to slope the garage floor without completely rebuilding the garage.
A 2 slope will probably ensure better drainage we could also find no slope tolerance for use when a floor slope is specified.
Due to building codes a garage has a minimum slope towards the opening of 1 8 per foot.
Garage floors unlike floors inside your home are sloped to promote drainage.
However an out of kilter garage floor may require leveling when two critical scenarios happen.
In the winter the runoff from whatever snow is on it just pools on the floor in the garage.
In most cases the angle of the slope is gentle enough to be barely perceptible.
The floor may appear flat until you.
First the floor may be so out of level that the garage floor does not meet the bottom edge of the door.
I mean you can add an additional layer of material to the garage floor and slope garage floor from high to low.
Second and far more critical is when the garage floor has begun to tilt backward toward the house.
Aci 117 90 st andard specifications for tolerances for concrete construction and materials gives a level alignment tolerance of 3 4 inch for top of slab elevation of slabs on grade.
We have an attached two car garage with the size of about 21 x 21.
One side is about 4 5 and the other side is around 5 4.