This carport should be assembled on a solid base (such as concrete).
Without solid base, pre-foundation, that will include concrete and
metal, is needed as in this drawing
Pavement Stone
280 cm / 110.2"
446
349 cm / 137.4"
10 cm/4":--
40 cm 715.7"
60 cm / 23.6"
OR
Asphalt / Soil
