Carport Concrete Slab. To accommodate an average-sized car measure a rectangle at least 16 feet 49 m long and nine feet wide. Putting down a concrete slab to support your carport will give it a solid base that will be strong in severe weather and wont sway.
Majority of companies in the industry provide you the roof dimension which is always 1 longer than the frame dimension due to the 6 overhang on each end. All steel carports does not offer any warranty coverage for water seeping under the buildings base rail or doors. The size of the concrete slab depends on the carport garage workshop chosen.
When you order with Midwest Steel Carports we provide you the the frame dimension.
Measure 3 ½ inches from the ground and mark it by hammering a nail into the stakes and tying a string into it. Click the button to calculate the volume of concrete and man-hours not including mixing needed for this job. Cut longer studs and repeat as often as needed--doubling up the bottom plate is also an option if the lift is great and you dont want to keep wasting studs. The size of the concrete slab depends on the carport garage workshop chosen.