7 inches sounds like too much both visually and from a walkability standpoint so the most i m going to consider is 3 5.
Typical garage floor slope.
Aci 117 90 standard 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.
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.
Minimums are limited to 8 feet 2 inches for van accessible structures and 7 feet for standard parking entrances.
If the slab elevation at the trench.
The apron s length depends on the required slope more length is needed to reduce steep slopes.
1 attach one end of the string level to the wall of the garage furthest from the main door.
Getting ready to pour a garage floor slab.
The apron extends the width of the garage floor.
Everything i ve read says slope it 1 8 to 1 4 inch per foot toward the garage door.
Determining the angle of your floor s slope provides a simple method to level work surfaces in the garage.
As a general rule of thumb most floor to floor height requirements range from 10 to 12 feet.