Maximum Slope For Repair Garage Floor

First the floor may be so out of level that the garage floor does not meet the bottom edge of the door.

Maximum slope for repair garage floor.

Second and far more critical is when the garage floor has begun to tilt backward toward the house. Nearly all will say that if a floor slopes 1 and 1 2 inches in twenty feet or more that there should be further investigation. 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. Cleaning and resurfacing the floor usually takes one day on the other hand clearing out your garage so you can work may take weeks.

However an out of kilter garage floor may require leveling when two critical scenarios happen. The apron in front of the garage smooths the transition for the vehicle from the driveway into the garage and acts as a barrier to debris and moisture. The apron s length depends on the required slope more length is needed to reduce steep slopes. Floors that slope 2 or 3 inches in 20 feet would be a very serious concern.

Finishingconcrete concretefinishingtechniques mikedayconcrete in this video i m teaching you about finishing concrete at the garage door openings. The building code requires that a garage floor be sloped towards the door but does not specify a minimum slope. A 2 slope will probably ensure better drainage we could also find no slope tolerance for use when a floor slope is specified. 1 attach one end of the string level to the wall of the garage furthest from the main door.

Basically they are saying if a floor is sloping over a 1 2 to 1 inch in twenty feet then there is concern. You ll also need to buy or rent some special tools so expect your total cost to be about 300 for this how to resurface concrete project. The apron extends the width of the garage floor. Here is the citation from the international residential code irc.