Slope In A Garage Floor

We have an attached two car garage with the size of about 21 x 21.

Slope in a garage floor.

Here is the citation from the international residential code irc. Typical slope of 1 to 2 degrees towards driveway. It is usually 1 8 to 1 4 per foot. One side is about 4 5 and the other side is around 5 4.

A 2 slope will probably ensure better drainage we could also find no slope tolerance for use when a floor slope is specified. 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. They may have made it 1 4 per foot just to.

First the floor may be so out of level that the garage floor does not meet the bottom edge of the door. And i was wondering if there s some way to slope the garage floor without completely rebuilding the garage. The building code requires that a garage floor be sloped towards the door but does not specify a minimum slope. Second and far more critical is when the garage floor has begun to tilt backward toward the house.

This is no accident. Garage floors unlike floors inside your home are sloped to promote drainage. The floor may appear flat until you. Garage floor slope question hello this is a very dump question.

I mean you can add an additional layer of material to the garage floor and slope garage floor from high to low. 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. Concrete floor oodles of empty space and a floor that turns out to not be level. Due to building codes a garage has a minimum slope towards the opening of 1 8 per foot.

In most cases the angle of the slope is gentle enough to be barely perceptible.