Car Ramp Scrape CheckEnter the floor height, ramp slope and your car. See if the nose, belly or tail scrapes at the top or bottom of the ramp, and how long the transitions must be.

SheetT-37
MethodRigid car on ramp profile
Unitsm, mm, %
By@smart_tools_every_week
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The slope limit is only a check line: set it from your local bylaw. Typical ramps run 1 in 8 to 1 in 6 (12.5% to 16.7%).

Least clearance–
Result–
Shortest transition that clears–
Ramp length in plan–

Ramp profile with the car

Car at this spot

Clearance along the drive

Ramp sections for your drawing

SectionPlan lengthSlopeLevel change